Petr Kotvald
type: MusicGroup
genre: czech-pop
genre: classic-czech-pop
popularity: 44
followers: 19066
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb0c734320ab7235e7ecce12e7f691788735de079f9bf3c1709e018db5ffb9a4a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5466d884-840a-4ed2-b57a-be1a687dbdd6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5466d884-840a-4ed2-b57a-be1a687dbdd6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5466d884-840a-4ed2-b57a-be1a687dbdd6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0c734320ab7235e7ecce12e7f691788735de079f9bf3c1709e018db5ffb9a4a. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5466d884-840a-4ed2-b57a-be1a687dbdd6.json and https://artists.proofprofile.net/proofs/artist/5466d884-840a-4ed2-b57a-be1a687dbdd6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xb0c734320ab7235e7ecce12e7f691788735de079f9bf3c1709e018db5ffb9a4a","name":"Petr Kotvald","registered_at":"2026-06-11T20:58:37Z","symbol":"NIM0109764","token_address":"0x8c080e5fc5e7dbcbf5c4074de2cbec9a5a4d02d4","type":"artist","uuid":"5466d884-840a-4ed2-b57a-be1a687dbdd6"}
album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
  track: Bludička Julie
    type: MusicRecording
    duration: PT3M5S
    duration ms: 185333
    explicit: false
    by artist: Hana Zagorová
    in album: S Úctou
      type: MusicAlbum
      date published: 2006-08-25
    isrc code: CZA166900159
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
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      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8477e28bbe7c9be37017afc1fca8cbd2f980a6b845026aae06ffdd0d946d5470
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/956302
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/5aKLLlYliGVba3sla92bH5.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5aKLLlYliGVba3sla92bH5
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T03:30:09Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x8477e28bbe7c9be37017afc1fca8cbd2f980a6b845026aae06ffdd0d946d5470","isrc":"CZA166900159","name":"Bludička Julie","registered_at":"2026-06-07T14:48:40Z","spotify_id":"5aKLLlYliGVba3sla92bH5","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8477e28bbe7c9be37017afc1fca8cbd2f980a6b845026aae06ffdd0d946d5470. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5aKLLlYliGVba3sla92bH5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5aKLLlYliGVba3sla92bH5.
      date published: 2026-07-02T03:30:09Z
      text: {"copyright_id":"0x8477e28bbe7c9be37017afc1fca8cbd2f980a6b845026aae06ffdd0d946d5470","isrc":"CZA166900159","name":"Bludička Julie","registered_at":"2026-06-07T14:48:40Z","spotify_id":"5aKLLlYliGVba3sla92bH5","type":"track"}
  track: Písnička V Bílém
    type: MusicRecording
    duration: PT2M54S
    duration ms: 174400
    explicit: false
    by artist: Hana Zagorová
    in album: S Úctou
      type: MusicAlbum
      date published: 2006-08-25
    isrc code: CZD946800003
  track: Obraz Smutný Slečny
    type: MusicRecording
    duration: PT2M42S
    duration ms: 162120
    explicit: false
    by artist: Hana Zagorová
    in album: S Úctou
      type: MusicAlbum
      date published: 2006-08-25
    isrc code: CZA166800169
  track: Hany
    type: MusicRecording
    duration: PT3M57S
    duration ms: 237773
    explicit: false
    by artist: Hana Zagorová
    in album: S Úctou
      type: MusicAlbum
      date published: 2006-08-25
    isrc code: CZA166900162
  track: Tisíc Nových Jmen
    type: MusicRecording
    duration: PT3M45S
    duration ms: 225906
    explicit: false
    by artist: Hana Zagorová
    in album: S Úctou
      type: MusicAlbum
      date published: 2006-08-25
    isrc code: CZA166900153
  track: Mrtvá Láska
    type: MusicRecording
    duration: PT3M47S
    duration ms: 227160
    explicit: false
    by artist: Hana Zagorová
    in album: S Úctou
      type: MusicAlbum
      date published: 2006-08-25
    isrc code: CZA166800167
  track: Černý Pasažér
    type: MusicRecording
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    explicit: false
    by artist: Hana Zagorová
    in album: S Úctou
      type: MusicAlbum
      date published: 2006-08-25
    isrc code: CZA166900161
  track: Prý Jsem Zhýralá
    type: MusicRecording
    duration: PT2M55S
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    explicit: false
    by artist: Hana Zagorová
    in album: S Úctou
      type: MusicAlbum
      date published: 2006-08-25
    isrc code: CZA166800172
  track: Tanečnice
    type: MusicRecording
    duration: PT3M34S
    duration ms: 214760
    explicit: false
    by artist: Hana Zagorová
    in album: S Úctou
      type: MusicAlbum
      date published: 2006-08-25
    isrc code: CZA167100113
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3cc014f08272e418def4159500e3ea9fef50b3b56cad9605415a4a7ea27f86b8
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/956312
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/5aTW8noMmNq1LYjPMI0JTQ.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5aTW8noMmNq1LYjPMI0JTQ
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T05:09:12Z
    additional property: OTSCanonicalRecord
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
  track: Budeš Zase Lhát
  track: Gvendolína
  track: Já Jsem Tvá Neznámá
  track: Sliby-Chyby
  track: Fata Morgana
  track: Náš Dům Zní Smíchem
  track: Já Znám Ten Balzám
  track: Já Se Vznáším
  track: Breviář Lásky
  track: Kamarád
  track: Dávám Kabát Na Věšák
  track: Já Mám Pár Tónů
  track: Zima, Zima, Zima, Zima
  track: Řeka Zázraků
  track: Opona Stoupá
  track: Maluj Zase Obrázky
  track: Cesta Ke Štěstí
  track: Vlaštovčí Hnízdo
  track: Studánko Stříbrná
  track: Málokdo Ví
  track: Duhová Víla
  track: Oheň A Struny
  track: Nevím
  track: Máš Svůj Cíl
  track: Pěšky Jít Nám Je Souzený
  track: Zdá Se
  track: Kapky
  track: Kdyby Se Vrátil Čas
  track: Ta Pusa Je Tvá
  track: Náskok
  track: Setkání
  track: Benjamin
  track: Povídej Si Se Mnou, Abych Neplakala
  track: Líto, Je Mi Líto
  track: Usnul Nám, Spí
  track: Dávné Lásky
  track: Opona
  track: Nápad
  track: Sloky Trochu Smutné Lásky
  track: Biograf Láska
  track: Tak Ty Ses Vrátil
album: Dávné Lásky (Duety)
album: Písničky pro veselé děti a jejich rodiče
album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
album: Veselé Dětské Písničky
album: Hit Album
album: Singly (1986-1990)
album: Bony a Klid 2
album: Nech To Hrát (5× Z Let 1986-1989)
album: LX
album: Vánoce Hrajou Glórijá (Vánoční Koncert - Live)
album: Exxxclusive (Best Of - Zlatá Kolekce)
album: Prave tady, prave ted...
album: Tyrkys A Lásku V Očích Mám (Výběr)
album: Jinak To Nejde (Bonus Track Version)
album: Senza Holky, Senza Kluci
album: Holky Z Naší Školky (Největší Hity)
album: V Pohodě (Bonus Track Version)
album: Vánoce Hrajou Glórijá (Vánoční Koncert)
album: Principal
album: Holky Z Naší Školky
album: Dívej Se
album: Můj Hlas
album: Hyde Park
album: Konto 87 - 88 - 8990 - 91
album: Gejzír
album: Přísně Soukromá Sci-Fi
album: Feelin' Good
album: Edith a Jean
album: Kometa P.M.H.!
album: Tak pojď... už můžem
album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
album: Maluj Zase Obrázky

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cc014f08272e418def4159500e3ea9fef50b3b56cad9605415a4a7ea27f86b8. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5aTW8noMmNq1LYjPMI0JTQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5aTW8noMmNq1LYjPMI0JTQ.
date published: 2026-07-02T05:09:12Z
text: {"copyright_id":"0x3cc014f08272e418def4159500e3ea9fef50b3b56cad9605415a4a7ea27f86b8","isrc":"CZA167100113","name":"Tanečnice","registered_at":"2026-06-24T11:47:37Z","spotify_id":"5aTW8noMmNq1LYjPMI0JTQ","type":"track"}

Budeš Zase Lhát
type: MusicRecording
duration: PT2M18S
duration ms: 138573
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167000116

Gvendolína
type: MusicRecording
duration: PT3M29S
duration ms: 209093
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167100100
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T22:10:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14d567d3a70a99052027b3199be8bf95da5a42e245639fbb1f0da8bf882565e4
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/03sPKaHfqTtWNhSyeeukSM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/03sPKaHfqTtWNhSyeeukSM
additional property: OTSTimestamp
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  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14d567d3a70a99052027b3199be8bf95da5a42e245639fbb1f0da8bf882565e4. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/03sPKaHfqTtWNhSyeeukSM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/03sPKaHfqTtWNhSyeeukSM.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x14d567d3a70a99052027b3199be8bf95da5a42e245639fbb1f0da8bf882565e4","isrc":"CZA167100100","name":"Gvendolína","registered_at":"2026-06-08T22:10:03Z","spotify_id":"03sPKaHfqTtWNhSyeeukSM","type":"track"}

Já Jsem Tvá Neznámá
type: MusicRecording
duration: PT3M47S
duration ms: 227906
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167100094
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T11:33:27+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5o6mmEKp5CKzUUioDd3KQq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5o6mmEKp5CKzUUioDd3KQq
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb3c5aba9bed3e8ba651a5476cdd3fbf4e2fb5ec7afd84de3728665c462b41413","isrc":"CZA167100094","name":"Já Jsem Tvá Neznámá","registered_at":"2026-06-18T11:33:27Z","spotify_id":"5o6mmEKp5CKzUUioDd3KQq","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3c5aba9bed3e8ba651a5476cdd3fbf4e2fb5ec7afd84de3728665c462b41413. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5o6mmEKp5CKzUUioDd3KQq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5o6mmEKp5CKzUUioDd3KQq.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xb3c5aba9bed3e8ba651a5476cdd3fbf4e2fb5ec7afd84de3728665c462b41413","isrc":"CZA167100094","name":"Já Jsem Tvá Neznámá","registered_at":"2026-06-18T11:33:27Z","spotify_id":"5o6mmEKp5CKzUUioDd3KQq","type":"track"}

Sliby-Chyby
type: MusicRecording
duration: PT2M33S
duration ms: 153560
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167200097
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T08:05:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ceff3b7125e71fdcbb60e81e829b16aea1e246eece1cdbb9be630117d704c07
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4ahfmB08QvGLlDEZr8NngO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ahfmB08QvGLlDEZr8NngO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ceff3b7125e71fdcbb60e81e829b16aea1e246eece1cdbb9be630117d704c07. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ahfmB08QvGLlDEZr8NngO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ahfmB08QvGLlDEZr8NngO.
  date published: 2026-07-02T05:09:12Z

Fata Morgana
type: MusicRecording
duration: PT3M20S
duration ms: 200706
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167300087

Náš Dům Zní Smíchem
type: MusicRecording
duration: PT2M27S
duration ms: 147133
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167300089
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:47:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c7e09ed84cc2e7f3ed23ecc9bee13f826cbe69b62642cd006d1c5da3c2e6505
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0oRRRR8vl006rJNoVc13bD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0oRRRR8vl006rJNoVc13bD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4c7e09ed84cc2e7f3ed23ecc9bee13f826cbe69b62642cd006d1c5da3c2e6505","isrc":"CZA167300089","name":"Náš Dům Zní Smíchem","registered_at":"2026-06-24T11:47:12Z","spotify_id":"0oRRRR8vl006rJNoVc13bD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c7e09ed84cc2e7f3ed23ecc9bee13f826cbe69b62642cd006d1c5da3c2e6505. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0oRRRR8vl006rJNoVc13bD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0oRRRR8vl006rJNoVc13bD.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x4c7e09ed84cc2e7f3ed23ecc9bee13f826cbe69b62642cd006d1c5da3c2e6505","isrc":"CZA167300089","name":"Náš Dům Zní Smíchem","registered_at":"2026-06-24T11:47:12Z","spotify_id":"0oRRRR8vl006rJNoVc13bD","type":"track"}

Já Znám Ten Balzám
type: MusicRecording
duration: PT3M3S
duration ms: 183733
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167400079

Já Se Vznáším
type: MusicRecording
duration: PT3M9S
duration ms: 189400
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167400056
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:31:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe7f83ccd51a5a19f4a2b622315019f758e7897cf8f1f4d4030d9239804f52407
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/24X61jTl6EJ5N7oytWi68Y.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/24X61jTl6EJ5N7oytWi68Y
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe7f83ccd51a5a19f4a2b622315019f758e7897cf8f1f4d4030d9239804f52407","isrc":"CZA167400056","name":"Já Se Vznáším","registered_at":"2026-06-04T14:31:20Z","spotify_id":"24X61jTl6EJ5N7oytWi68Y","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7f83ccd51a5a19f4a2b622315019f758e7897cf8f1f4d4030d9239804f52407. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/24X61jTl6EJ5N7oytWi68Y.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/24X61jTl6EJ5N7oytWi68Y.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xe7f83ccd51a5a19f4a2b622315019f758e7897cf8f1f4d4030d9239804f52407","isrc":"CZA167400056","name":"Já Se Vznáším","registered_at":"2026-06-04T14:31:20Z","spotify_id":"24X61jTl6EJ5N7oytWi68Y","type":"track"}

Breviář Lásky
type: MusicRecording
duration: PT3M17S
duration ms: 197066
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167500126
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T19:13:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x40c9399eb4314c3234b60d55e49ee07eae2b1834e413ed84b311d2ef1e650315
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1q80ox9T0k2zqsImyI6FZA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1q80ox9T0k2zqsImyI6FZA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x40c9399eb4314c3234b60d55e49ee07eae2b1834e413ed84b311d2ef1e650315","isrc":"CZA167500126","name":"Breviář Lásky","registered_at":"2026-06-25T19:13:28Z","spotify_id":"1q80ox9T0k2zqsImyI6FZA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40c9399eb4314c3234b60d55e49ee07eae2b1834e413ed84b311d2ef1e650315. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1q80ox9T0k2zqsImyI6FZA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1q80ox9T0k2zqsImyI6FZA.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x40c9399eb4314c3234b60d55e49ee07eae2b1834e413ed84b311d2ef1e650315","isrc":"CZA167500126","name":"Breviář Lásky","registered_at":"2026-06-25T19:13:28Z","spotify_id":"1q80ox9T0k2zqsImyI6FZA","type":"track"}

Kamarád
type: MusicRecording
duration: PT2M40S
duration ms: 160133
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167500004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T14:46:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcb24e76d970faecb54e1d18bfab05c9a9bca5c2123cecfacbf206ba4dec2cea5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7lOeHX3TXTgubfjCbtd3AK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7lOeHX3TXTgubfjCbtd3AK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcb24e76d970faecb54e1d18bfab05c9a9bca5c2123cecfacbf206ba4dec2cea5","isrc":"CZA167500004","name":"Kamarád","registered_at":"2026-06-07T14:46:32Z","spotify_id":"7lOeHX3TXTgubfjCbtd3AK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb24e76d970faecb54e1d18bfab05c9a9bca5c2123cecfacbf206ba4dec2cea5. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7lOeHX3TXTgubfjCbtd3AK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7lOeHX3TXTgubfjCbtd3AK.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xcb24e76d970faecb54e1d18bfab05c9a9bca5c2123cecfacbf206ba4dec2cea5","isrc":"CZA167500004","name":"Kamarád","registered_at":"2026-06-07T14:46:32Z","spotify_id":"7lOeHX3TXTgubfjCbtd3AK","type":"track"}

Dávám Kabát Na Věšák
type: MusicRecording
duration: PT4M29S
duration ms: 269200
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167500130

Já Mám Pár Tónů
type: MusicRecording
duration: PT3M52S
duration ms: 232133
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167600084

Zima, Zima, Zima, Zima
type: MusicRecording
duration: PT3M8S
duration ms: 188933
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167500132
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T13:37:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8ad11fc83b8b663b8b2dd56e78e531cd9de0ba9e02ad18e1760591301c63aaaa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0Ahvp5p7gonMoslSF3Nr4K.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Ahvp5p7gonMoslSF3Nr4K
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8ad11fc83b8b663b8b2dd56e78e531cd9de0ba9e02ad18e1760591301c63aaaa","isrc":"CZA167500132","name":"Zima, Zima, Zima, Zima","registered_at":"2026-06-08T13:37:42Z","spotify_id":"0Ahvp5p7gonMoslSF3Nr4K","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ad11fc83b8b663b8b2dd56e78e531cd9de0ba9e02ad18e1760591301c63aaaa. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Ahvp5p7gonMoslSF3Nr4K.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Ahvp5p7gonMoslSF3Nr4K.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x8ad11fc83b8b663b8b2dd56e78e531cd9de0ba9e02ad18e1760591301c63aaaa","isrc":"CZA167500132","name":"Zima, Zima, Zima, Zima","registered_at":"2026-06-08T13:37:42Z","spotify_id":"0Ahvp5p7gonMoslSF3Nr4K","type":"track"}

Řeka Zázraků
type: MusicRecording
duration: PT4M14S
duration ms: 254133
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167600092
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T02:45:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd15818dae13726be5abf41a68e09a568dba5a1b954615886ff22327ca6b2000c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1cN5m7RjpRLlONh33UFwgD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1cN5m7RjpRLlONh33UFwgD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd15818dae13726be5abf41a68e09a568dba5a1b954615886ff22327ca6b2000c","isrc":"CZA167600092","name":"Řeka Zázraků","registered_at":"2026-06-08T02:45:01Z","spotify_id":"1cN5m7RjpRLlONh33UFwgD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd15818dae13726be5abf41a68e09a568dba5a1b954615886ff22327ca6b2000c. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1cN5m7RjpRLlONh33UFwgD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1cN5m7RjpRLlONh33UFwgD.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xd15818dae13726be5abf41a68e09a568dba5a1b954615886ff22327ca6b2000c","isrc":"CZA167600092","name":"Řeka Zázraků","registered_at":"2026-06-08T02:45:01Z","spotify_id":"1cN5m7RjpRLlONh33UFwgD","type":"track"}

Opona Stoupá
type: MusicRecording
duration: PT3M33S
duration ms: 213293
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA161100958

Maluj Zase Obrázky
type: MusicRecording
duration: PT5M29S
duration ms: 329000
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167600082
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T12:14:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5a9eb2a94da76e16bae97680049c36caa1aa23dbb44db93fde33d2f588fdca8b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/02oCMVABdBGYUUlAr5O1b5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/02oCMVABdBGYUUlAr5O1b5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5a9eb2a94da76e16bae97680049c36caa1aa23dbb44db93fde33d2f588fdca8b","isrc":"CZA167600082","name":"Maluj Zase Obrázky","registered_at":"2026-06-05T12:14:29Z","spotify_id":"02oCMVABdBGYUUlAr5O1b5","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a9eb2a94da76e16bae97680049c36caa1aa23dbb44db93fde33d2f588fdca8b. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/02oCMVABdBGYUUlAr5O1b5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/02oCMVABdBGYUUlAr5O1b5.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x5a9eb2a94da76e16bae97680049c36caa1aa23dbb44db93fde33d2f588fdca8b","isrc":"CZA167600082","name":"Maluj Zase Obrázky","registered_at":"2026-06-05T12:14:29Z","spotify_id":"02oCMVABdBGYUUlAr5O1b5","type":"track"}

Cesta Ke Štěstí
type: MusicRecording
duration: PT3M8S
duration ms: 188440
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167600090
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:52:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x444adeea9ac36b683e73993e1e0551790040b2797a5f4741c789c0d47dd53056
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/19X7t07aGrVpuk6E6O9Ncu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/19X7t07aGrVpuk6E6O9Ncu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x444adeea9ac36b683e73993e1e0551790040b2797a5f4741c789c0d47dd53056","isrc":"CZA167600090","name":"Cesta Ke Štěstí","registered_at":"2026-06-10T16:52:11Z","spotify_id":"19X7t07aGrVpuk6E6O9Ncu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x444adeea9ac36b683e73993e1e0551790040b2797a5f4741c789c0d47dd53056. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/19X7t07aGrVpuk6E6O9Ncu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/19X7t07aGrVpuk6E6O9Ncu.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x444adeea9ac36b683e73993e1e0551790040b2797a5f4741c789c0d47dd53056","isrc":"CZA167600090","name":"Cesta Ke Štěstí","registered_at":"2026-06-10T16:52:11Z","spotify_id":"19X7t07aGrVpuk6E6O9Ncu","type":"track"}

Vlaštovčí Hnízdo
type: MusicRecording
duration: PT4M22S
duration ms: 262666
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167600097

Studánko Stříbrná
type: MusicRecording
duration: PT2M43S
duration ms: 163066
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167600095
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T23:47:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf2c157ddade57221ce5de0432e51017ae6be71cdedf07d8f06a8df25a137e126
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5SWLi6HdbQvRedrfaq6MwT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SWLi6HdbQvRedrfaq6MwT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf2c157ddade57221ce5de0432e51017ae6be71cdedf07d8f06a8df25a137e126","isrc":"CZA167600095","name":"Studánko Stříbrná","registered_at":"2026-06-06T23:47:14Z","spotify_id":"5SWLi6HdbQvRedrfaq6MwT","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2c157ddade57221ce5de0432e51017ae6be71cdedf07d8f06a8df25a137e126. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5SWLi6HdbQvRedrfaq6MwT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SWLi6HdbQvRedrfaq6MwT.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xf2c157ddade57221ce5de0432e51017ae6be71cdedf07d8f06a8df25a137e126","isrc":"CZA167600095","name":"Studánko Stříbrná","registered_at":"2026-06-06T23:47:14Z","spotify_id":"5SWLi6HdbQvRedrfaq6MwT","type":"track"}

Málokdo Ví
type: MusicRecording
duration: PT4M39S
duration ms: 279266
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167700095
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T13:10:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd0f9265061c2c7fb0581cfce07aaf84460d3eefe7937ed6f4b8d1e90a098846
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/20zTE11kJEz8tKis0kev9x.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/20zTE11kJEz8tKis0kev9x
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbd0f9265061c2c7fb0581cfce07aaf84460d3eefe7937ed6f4b8d1e90a098846","isrc":"CZA167700095","name":"Málokdo Ví","registered_at":"2026-06-07T13:10:44Z","spotify_id":"20zTE11kJEz8tKis0kev9x","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd0f9265061c2c7fb0581cfce07aaf84460d3eefe7937ed6f4b8d1e90a098846. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/20zTE11kJEz8tKis0kev9x.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/20zTE11kJEz8tKis0kev9x.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xbd0f9265061c2c7fb0581cfce07aaf84460d3eefe7937ed6f4b8d1e90a098846","isrc":"CZA167700095","name":"Málokdo Ví","registered_at":"2026-06-07T13:10:44Z","spotify_id":"20zTE11kJEz8tKis0kev9x","type":"track"}

Duhová Víla
type: MusicRecording
duration: PT2M46S
duration ms: 166400
explicit: false
by artist: Hana Zagorová
by artist: Petr Rezek
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167700012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T18:30:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef6e5f1c07f48de0ec0f07cc71aa43a1999d404104dc686b648918f7fada5b04
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5fGJAZ5nsNHj7Mw9wCA88g.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5fGJAZ5nsNHj7Mw9wCA88g
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xef6e5f1c07f48de0ec0f07cc71aa43a1999d404104dc686b648918f7fada5b04","isrc":"CZA167700012","name":"Duhová Víla","registered_at":"2026-06-06T18:30:47Z","spotify_id":"5fGJAZ5nsNHj7Mw9wCA88g","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef6e5f1c07f48de0ec0f07cc71aa43a1999d404104dc686b648918f7fada5b04. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5fGJAZ5nsNHj7Mw9wCA88g.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5fGJAZ5nsNHj7Mw9wCA88g.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xef6e5f1c07f48de0ec0f07cc71aa43a1999d404104dc686b648918f7fada5b04","isrc":"CZA167700012","name":"Duhová Víla","registered_at":"2026-06-06T18:30:47Z","spotify_id":"5fGJAZ5nsNHj7Mw9wCA88g","type":"track"}

Oheň A Struny
type: MusicRecording
duration: PT2M51S
duration ms: 171960
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167700096

Nevím
type: MusicRecording
duration: PT4M2S
duration ms: 242106
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167900066

Máš Svůj Cíl
type: MusicRecording
duration: PT3M10S
duration ms: 190866
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZD947800006

Pěšky Jít Nám Je Souzený
type: MusicRecording
duration: PT3M38S
duration ms: 218253
explicit: false
by artist: Hana Zagorová
by artist: Jiří Korn
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA161100959

Zdá Se
type: MusicRecording
duration: PT3M7S
duration ms: 187373
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167800001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T13:15:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5845b2225d1041ed11df1bbe2c0c5d635bb0da88c1c9be43e8f8d9d4f66b6e02
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1kd4FTRl6pMh01groJPgJd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1kd4FTRl6pMh01groJPgJd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5845b2225d1041ed11df1bbe2c0c5d635bb0da88c1c9be43e8f8d9d4f66b6e02","isrc":"CZA167800001","name":"Zdá Se","registered_at":"2026-06-07T13:15:59Z","spotify_id":"1kd4FTRl6pMh01groJPgJd","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5845b2225d1041ed11df1bbe2c0c5d635bb0da88c1c9be43e8f8d9d4f66b6e02. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1kd4FTRl6pMh01groJPgJd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1kd4FTRl6pMh01groJPgJd.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x5845b2225d1041ed11df1bbe2c0c5d635bb0da88c1c9be43e8f8d9d4f66b6e02","isrc":"CZA167800001","name":"Zdá Se","registered_at":"2026-06-07T13:15:59Z","spotify_id":"1kd4FTRl6pMh01groJPgJd","type":"track"}

Kapky
type: MusicRecording
duration: PT5M1S
duration ms: 301933
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167900068

Kdyby Se Vrátil Čas
type: MusicRecording
duration: PT4M16S
duration ms: 256173
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168000062
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T13:36:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x772cae900a15e7d5786a4fd70ad3e3dd5dc5ff31e023a5eb1f7a603a6641d2a7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7xzEhBIOBhxYsOpdGiQbvp.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7xzEhBIOBhxYsOpdGiQbvp
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x772cae900a15e7d5786a4fd70ad3e3dd5dc5ff31e023a5eb1f7a603a6641d2a7","isrc":"CZA168000062","name":"Kdyby Se Vrátil Čas","registered_at":"2026-06-08T13:36:42Z","spotify_id":"7xzEhBIOBhxYsOpdGiQbvp","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x772cae900a15e7d5786a4fd70ad3e3dd5dc5ff31e023a5eb1f7a603a6641d2a7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7xzEhBIOBhxYsOpdGiQbvp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7xzEhBIOBhxYsOpdGiQbvp.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x772cae900a15e7d5786a4fd70ad3e3dd5dc5ff31e023a5eb1f7a603a6641d2a7","isrc":"CZA168000062","name":"Kdyby Se Vrátil Čas","registered_at":"2026-06-08T13:36:42Z","spotify_id":"7xzEhBIOBhxYsOpdGiQbvp","type":"track"}

Ta Pusa Je Tvá
type: MusicRecording
duration: PT3M59S
duration ms: 239026
explicit: false
by artist: Hana Zagorová
by artist: Petr Rezek
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA167900057
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:58:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x824ac9bd730691511d3b96a03611954952a232f0d3853e15eaba8c33888b46c4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5yeAqUm2u7Eu5UTEdBvbd5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5yeAqUm2u7Eu5UTEdBvbd5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x824ac9bd730691511d3b96a03611954952a232f0d3853e15eaba8c33888b46c4","isrc":"CZA167900057","name":"Ta Pusa Je Tvá","registered_at":"2026-06-06T16:58:07Z","spotify_id":"5yeAqUm2u7Eu5UTEdBvbd5","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x824ac9bd730691511d3b96a03611954952a232f0d3853e15eaba8c33888b46c4. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5yeAqUm2u7Eu5UTEdBvbd5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5yeAqUm2u7Eu5UTEdBvbd5.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x824ac9bd730691511d3b96a03611954952a232f0d3853e15eaba8c33888b46c4","isrc":"CZA167900057","name":"Ta Pusa Je Tvá","registered_at":"2026-06-06T16:58:07Z","spotify_id":"5yeAqUm2u7Eu5UTEdBvbd5","type":"track"}

Náskok
type: MusicRecording
duration: PT3M39S
duration ms: 219666
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168000066
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T19:11:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5ef87758c7c2ccbf26d2b3de69d904ac2e845e96ac2bfb68786af1d095796e77
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0LSggfJwvl48A82QlfbvLv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LSggfJwvl48A82QlfbvLv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5ef87758c7c2ccbf26d2b3de69d904ac2e845e96ac2bfb68786af1d095796e77","isrc":"CZA168000066","name":"Náskok","registered_at":"2026-06-25T19:11:38Z","spotify_id":"0LSggfJwvl48A82QlfbvLv","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ef87758c7c2ccbf26d2b3de69d904ac2e845e96ac2bfb68786af1d095796e77. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0LSggfJwvl48A82QlfbvLv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LSggfJwvl48A82QlfbvLv.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x5ef87758c7c2ccbf26d2b3de69d904ac2e845e96ac2bfb68786af1d095796e77","isrc":"CZA168000066","name":"Náskok","registered_at":"2026-06-25T19:11:38Z","spotify_id":"0LSggfJwvl48A82QlfbvLv","type":"track"}

Setkání
type: MusicRecording
duration: PT3M21S
duration ms: 201200
explicit: false
by artist: Hana Zagorová
by artist: Drupi
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA161003802
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T21:21:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb0ce568711a451fd06ea0525e3f94026ddb428a0e28bb19e3eb05b545d62fffb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3WNUWogfeyoj5iNFLsUzjO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WNUWogfeyoj5iNFLsUzjO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb0ce568711a451fd06ea0525e3f94026ddb428a0e28bb19e3eb05b545d62fffb","isrc":"CZA161003802","name":"Setkání","registered_at":"2026-06-05T21:21:41Z","spotify_id":"3WNUWogfeyoj5iNFLsUzjO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0ce568711a451fd06ea0525e3f94026ddb428a0e28bb19e3eb05b545d62fffb. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3WNUWogfeyoj5iNFLsUzjO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WNUWogfeyoj5iNFLsUzjO.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb0ce568711a451fd06ea0525e3f94026ddb428a0e28bb19e3eb05b545d62fffb","isrc":"CZA161003802","name":"Setkání","registered_at":"2026-06-05T21:21:41Z","spotify_id":"3WNUWogfeyoj5iNFLsUzjO","type":"track"}

Benjamin
type: MusicRecording
duration: PT3M32S
duration ms: 212773
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA160609097
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:32:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf149ed21c0f91f0ba4029d45115b3bfc8b7fe047745a3164ff5b814629090334
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2h5CSl7VFwJGJyUu3ZqgkP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2h5CSl7VFwJGJyUu3ZqgkP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf149ed21c0f91f0ba4029d45115b3bfc8b7fe047745a3164ff5b814629090334. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2h5CSl7VFwJGJyUu3ZqgkP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2h5CSl7VFwJGJyUu3ZqgkP.
  date published: 2026-06-13T13:32:09Z

Povídej Si Se Mnou, Abych Neplakala
type: MusicRecording
duration: PT4M42S
duration ms: 282866
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168000018

Líto, Je Mi Líto
type: MusicRecording
duration: PT4M10S
duration ms: 250493
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168000013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T16:32:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb8dcd40dba639df3062bc09f2dc48ea338580fa00516158e458e88a91b3ade97
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2YZyoFIvVjr0jpobJy8Qf3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2YZyoFIvVjr0jpobJy8Qf3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb8dcd40dba639df3062bc09f2dc48ea338580fa00516158e458e88a91b3ade97","isrc":"CZA168000013","name":"Líto, Je Mi Líto","registered_at":"2026-06-05T16:32:29Z","spotify_id":"2YZyoFIvVjr0jpobJy8Qf3","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8dcd40dba639df3062bc09f2dc48ea338580fa00516158e458e88a91b3ade97. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2YZyoFIvVjr0jpobJy8Qf3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2YZyoFIvVjr0jpobJy8Qf3.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xb8dcd40dba639df3062bc09f2dc48ea338580fa00516158e458e88a91b3ade97","isrc":"CZA168000013","name":"Líto, Je Mi Líto","registered_at":"2026-06-05T16:32:29Z","spotify_id":"2YZyoFIvVjr0jpobJy8Qf3","type":"track"}

Usnul Nám, Spí
type: MusicRecording
duration: PT2M45S
duration ms: 165266
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168100012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:47:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8465b3123c8d29df75462e1393722ff98a049cad3b067d40ebbe94188b39002e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7w8vbRmrkBjMgDkJFGeLPV.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7w8vbRmrkBjMgDkJFGeLPV
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8465b3123c8d29df75462e1393722ff98a049cad3b067d40ebbe94188b39002e","isrc":"CZA168100012","name":"Usnul Nám, Spí","registered_at":"2026-06-10T16:47:58Z","spotify_id":"7w8vbRmrkBjMgDkJFGeLPV","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8465b3123c8d29df75462e1393722ff98a049cad3b067d40ebbe94188b39002e. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7w8vbRmrkBjMgDkJFGeLPV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7w8vbRmrkBjMgDkJFGeLPV.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x8465b3123c8d29df75462e1393722ff98a049cad3b067d40ebbe94188b39002e","isrc":"CZA168100012","name":"Usnul Nám, Spí","registered_at":"2026-06-10T16:47:58Z","spotify_id":"7w8vbRmrkBjMgDkJFGeLPV","type":"track"}

Dávné Lásky
type: MusicRecording
duration: PT3M8S
duration ms: 188440
explicit: false
by artist: Hana Zagorová
by artist: Karel Gott
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168000010

Opona
type: MusicRecording
duration: PT3M26S
duration ms: 206893
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168100008

Nápad
type: MusicRecording
duration: PT3M13S
duration ms: 193866
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168200089
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T07:03:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x813cf61d8f39de0f9c9ade85beb1aec2c76ca0936230b6df125ae32d31ecbedd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1f1bc2PSDefD8flfph36O2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1f1bc2PSDefD8flfph36O2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x813cf61d8f39de0f9c9ade85beb1aec2c76ca0936230b6df125ae32d31ecbedd","isrc":"CZA168200089","name":"Nápad","registered_at":"2026-06-07T07:03:41Z","spotify_id":"1f1bc2PSDefD8flfph36O2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x813cf61d8f39de0f9c9ade85beb1aec2c76ca0936230b6df125ae32d31ecbedd. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1f1bc2PSDefD8flfph36O2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1f1bc2PSDefD8flfph36O2.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x813cf61d8f39de0f9c9ade85beb1aec2c76ca0936230b6df125ae32d31ecbedd","isrc":"CZA168200089","name":"Nápad","registered_at":"2026-06-07T07:03:41Z","spotify_id":"1f1bc2PSDefD8flfph36O2","type":"track"}

Sloky Trochu Smutné Lásky
type: MusicRecording
duration: PT4M47S
duration ms: 287040
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168200088
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T17:08:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x03d86d1fe3e3c25d670e167c73477ae905a9689f239e0aeae8e8a175d702c41d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1NqdghHWp7YqDNNJLr0dR5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NqdghHWp7YqDNNJLr0dR5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x03d86d1fe3e3c25d670e167c73477ae905a9689f239e0aeae8e8a175d702c41d","isrc":"CZA168200088","name":"Sloky Trochu Smutné Lásky","registered_at":"2026-06-09T17:08:06Z","spotify_id":"1NqdghHWp7YqDNNJLr0dR5","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03d86d1fe3e3c25d670e167c73477ae905a9689f239e0aeae8e8a175d702c41d. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1NqdghHWp7YqDNNJLr0dR5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NqdghHWp7YqDNNJLr0dR5.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x03d86d1fe3e3c25d670e167c73477ae905a9689f239e0aeae8e8a175d702c41d","isrc":"CZA168200088","name":"Sloky Trochu Smutné Lásky","registered_at":"2026-06-09T17:08:06Z","spotify_id":"1NqdghHWp7YqDNNJLr0dR5","type":"track"}

Biograf Láska
type: MusicRecording
duration: PT4M37S
duration ms: 277626
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168200105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:10:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb015dbb358e56711fd6ed1051a2a62170c74953febde66e1c27e3d08a06c5a21
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1PMIat5q8ktTSAn0GmUVbk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1PMIat5q8ktTSAn0GmUVbk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb015dbb358e56711fd6ed1051a2a62170c74953febde66e1c27e3d08a06c5a21","isrc":"CZA168200105","name":"Biograf Láska","registered_at":"2026-06-08T01:10:50Z","spotify_id":"1PMIat5q8ktTSAn0GmUVbk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb015dbb358e56711fd6ed1051a2a62170c74953febde66e1c27e3d08a06c5a21. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1PMIat5q8ktTSAn0GmUVbk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1PMIat5q8ktTSAn0GmUVbk.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xb015dbb358e56711fd6ed1051a2a62170c74953febde66e1c27e3d08a06c5a21","isrc":"CZA168200105","name":"Biograf Láska","registered_at":"2026-06-08T01:10:50Z","spotify_id":"1PMIat5q8ktTSAn0GmUVbk","type":"track"}

Tak Ty Ses Vrátil
type: MusicRecording
duration: PT2M58S
duration ms: 178773
explicit: false
by artist: Hana Zagorová
in album: S Úctou
  type: MusicAlbum
  date published: 2006-08-25
isrc code: CZA168200108

Dávné Lásky (Duety)
type: MusicAlbum
date published: 2008-10-24
track: Dávné Lásky
  type: MusicRecording
  duration: PT3M8S
  duration ms: 188760
  explicit: false
  by artist: Hana Zagorová
  by artist: Karel Gott
  in album: Dávné Lásky (Duety)
    type: MusicAlbum
    date published: 2008-10-24
  isrc code: CZA168000010
track: Duhová Víla
  type: MusicRecording
  duration: PT2M46S
  duration ms: 166613
  explicit: false
  by artist: Hana Zagorová
  by artist: Petr Rezek
  in album: Dávné Lásky (Duety)
    type: MusicAlbum
    date published: 2008-10-24
  isrc code: CZA167700012
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T18:30:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xef6e5f1c07f48de0ec0f07cc71aa43a1999d404104dc686b648918f7fada5b04
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957124
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/11LUfb00MSHCZJck07eCRP.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/11LUfb00MSHCZJck07eCRP
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xef6e5f1c07f48de0ec0f07cc71aa43a1999d404104dc686b648918f7fada5b04","isrc":"CZA167700012","name":"Duhová Víla","registered_at":"2026-06-06T18:30:47Z","spotify_id":"11LUfb00MSHCZJck07eCRP","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef6e5f1c07f48de0ec0f07cc71aa43a1999d404104dc686b648918f7fada5b04. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/11LUfb00MSHCZJck07eCRP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/11LUfb00MSHCZJck07eCRP.
    date published: 2026-07-08T03:53:27Z
    text: {"copyright_id":"0xef6e5f1c07f48de0ec0f07cc71aa43a1999d404104dc686b648918f7fada5b04","isrc":"CZA167700012","name":"Duhová Víla","registered_at":"2026-06-06T18:30:47Z","spotify_id":"11LUfb00MSHCZJck07eCRP","type":"track"}
track: Já O Něm Vím Své
  type: MusicRecording
  duration: PT4M4S
  duration ms: 244120
  explicit: false
  by artist: Hana Zagorová
  by artist: Petra Janů
  in album: Dávné Lásky (Duety)
    type: MusicAlbum
    date published: 2008-10-24
  isrc code: CZA161101031
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T16:57:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8fe24185150bc86a74af06ac3cdf657ed659332e6863ccbd59c7d6700a7cb675
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2czYWvj8MogJwXMOHutwtL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2czYWvj8MogJwXMOHutwtL
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8fe24185150bc86a74af06ac3cdf657ed659332e6863ccbd59c7d6700a7cb675","isrc":"CZA161101031","name":"Já O Něm Vím Své","registered_at":"2026-06-09T16:57:36Z","spotify_id":"2czYWvj8MogJwXMOHutwtL","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fe24185150bc86a74af06ac3cdf657ed659332e6863ccbd59c7d6700a7cb675. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2czYWvj8MogJwXMOHutwtL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2czYWvj8MogJwXMOHutwtL.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x8fe24185150bc86a74af06ac3cdf657ed659332e6863ccbd59c7d6700a7cb675","isrc":"CZA161101031","name":"Já O Něm Vím Své","registered_at":"2026-06-09T16:57:36Z","spotify_id":"2czYWvj8MogJwXMOHutwtL","type":"track"}
track: Setkání
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201546
  explicit: false
  by artist: Hana Zagorová
  by artist: Drupi
  in album: Dávné Lásky (Duety)
    type: MusicAlbum
    date published: 2008-10-24
  isrc code: CZA161003802
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T21:21:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb0ce568711a451fd06ea0525e3f94026ddb428a0e28bb19e3eb05b545d62fffb
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/58M9puhvvvzkx3COxLQ6Ve.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/58M9puhvvvzkx3COxLQ6Ve
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb0ce568711a451fd06ea0525e3f94026ddb428a0e28bb19e3eb05b545d62fffb","isrc":"CZA161003802","name":"Setkání","registered_at":"2026-06-05T21:21:41Z","spotify_id":"58M9puhvvvzkx3COxLQ6Ve","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0ce568711a451fd06ea0525e3f94026ddb428a0e28bb19e3eb05b545d62fffb. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/58M9puhvvvzkx3COxLQ6Ve.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/58M9puhvvvzkx3COxLQ6Ve.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xb0ce568711a451fd06ea0525e3f94026ddb428a0e28bb19e3eb05b545d62fffb","isrc":"CZA161003802","name":"Setkání","registered_at":"2026-06-05T21:21:41Z","spotify_id":"58M9puhvvvzkx3COxLQ6Ve","type":"track"}
track: Ta Pusa Je Tvá
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239466
  explicit: false
  by artist: Hana Zagorová
  by artist: Petr Rezek
  in album: Dávné Lásky (Duety)
    type: MusicAlbum
    date published: 2008-10-24
  isrc code: CZA167900057
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T16:58:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x824ac9bd730691511d3b96a03611954952a232f0d3853e15eaba8c33888b46c4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957145
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/25cqOYpUaQuR9S1WZgmpgb.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/25cqOYpUaQuR9S1WZgmpgb
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x824ac9bd730691511d3b96a03611954952a232f0d3853e15eaba8c33888b46c4","isrc":"CZA167900057","name":"Ta Pusa Je Tvá","registered_at":"2026-06-06T16:58:07Z","spotify_id":"25cqOYpUaQuR9S1WZgmpgb","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
track: Černý Páv
track: Jen Pár Dnů
track: Hej, Mistře Basů
track: Dotazník
track: Lásko, Amore
track: Můj Čas
track: Mží
track: Dvě Žlutá Kuřátka
track: To By Nebylo Fér
track: Asi, Asi
track: Přijď Aspoň Na Chvíli
track: Den Jako Obrázek
track: Jinak To Nejde
track: Ave Maria

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x824ac9bd730691511d3b96a03611954952a232f0d3853e15eaba8c33888b46c4. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/25cqOYpUaQuR9S1WZgmpgb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/25cqOYpUaQuR9S1WZgmpgb.
date published: 2026-07-08T08:56:20Z
text: {"copyright_id":"0x824ac9bd730691511d3b96a03611954952a232f0d3853e15eaba8c33888b46c4","isrc":"CZA167900057","name":"Ta Pusa Je Tvá","registered_at":"2026-06-06T16:58:07Z","spotify_id":"25cqOYpUaQuR9S1WZgmpgb","type":"track"}

Černý Páv
type: MusicRecording
duration: PT3M45S
duration ms: 225386
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA168700087

Jen Pár Dnů
type: MusicRecording
duration: PT3M42S
duration ms: 222760
explicit: false
by artist: Hana Zagorová
by artist: Vlastimil Harapes
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA161100949
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:49:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd3757c3531c32bb06e277b53056b282a4278ca163e6625136d950770a5856e04
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3rHZ2EHxcogrqN2PXSYvuk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3rHZ2EHxcogrqN2PXSYvuk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd3757c3531c32bb06e277b53056b282a4278ca163e6625136d950770a5856e04","isrc":"CZA161100949","name":"Jen Pár Dnů","registered_at":"2026-06-24T11:49:38Z","spotify_id":"3rHZ2EHxcogrqN2PXSYvuk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3757c3531c32bb06e277b53056b282a4278ca163e6625136d950770a5856e04. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3rHZ2EHxcogrqN2PXSYvuk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3rHZ2EHxcogrqN2PXSYvuk.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0xd3757c3531c32bb06e277b53056b282a4278ca163e6625136d950770a5856e04","isrc":"CZA161100949","name":"Jen Pár Dnů","registered_at":"2026-06-24T11:49:38Z","spotify_id":"3rHZ2EHxcogrqN2PXSYvuk","type":"track"}

Hej, Mistře Basů
type: MusicRecording
duration: PT2M33S
duration ms: 153880
explicit: false
by artist: Hana Zagorová
by artist: Karel Vagner
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA161100951
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T03:06:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x448d9768fbd5443c78cd53a2ad466bbb62d0a79722273961f57b4c5a712d44bb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0SPTzjUjWDad1ybtBi1EG2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0SPTzjUjWDad1ybtBi1EG2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x448d9768fbd5443c78cd53a2ad466bbb62d0a79722273961f57b4c5a712d44bb","isrc":"CZA161100951","name":"Hej, Mistře Basů","registered_at":"2026-06-10T03:06:02Z","spotify_id":"0SPTzjUjWDad1ybtBi1EG2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x448d9768fbd5443c78cd53a2ad466bbb62d0a79722273961f57b4c5a712d44bb. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0SPTzjUjWDad1ybtBi1EG2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0SPTzjUjWDad1ybtBi1EG2.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x448d9768fbd5443c78cd53a2ad466bbb62d0a79722273961f57b4c5a712d44bb","isrc":"CZA161100951","name":"Hej, Mistře Basů","registered_at":"2026-06-10T03:06:02Z","spotify_id":"0SPTzjUjWDad1ybtBi1EG2","type":"track"}

Dotazník
type: MusicRecording
duration: PT3M5S
duration ms: 185626
explicit: false
by artist: Hana Zagorová
by artist: Petr Rezek
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA167800023

Lásko, Amore
type: MusicRecording
duration: PT2M47S
duration ms: 167840
explicit: false
by artist: Hana Zagorová
by artist: Juraj Kukura
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA161003818
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:51:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfe1fa9f69739738350022cd648806206d547199385ea6fac05938ac5fc3d0a3b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6yBQUFbbJh6WOdrL2Zct33.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6yBQUFbbJh6WOdrL2Zct33
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfe1fa9f69739738350022cd648806206d547199385ea6fac05938ac5fc3d0a3b","isrc":"CZA161003818","name":"Lásko, Amore","registered_at":"2026-06-08T11:51:09Z","spotify_id":"6yBQUFbbJh6WOdrL2Zct33","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe1fa9f69739738350022cd648806206d547199385ea6fac05938ac5fc3d0a3b. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6yBQUFbbJh6WOdrL2Zct33.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6yBQUFbbJh6WOdrL2Zct33.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xfe1fa9f69739738350022cd648806206d547199385ea6fac05938ac5fc3d0a3b","isrc":"CZA161003818","name":"Lásko, Amore","registered_at":"2026-06-08T11:51:09Z","spotify_id":"6yBQUFbbJh6WOdrL2Zct33","type":"track"}

Můj Čas
type: MusicRecording
duration: PT3M15S
duration ms: 195813
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA161100953
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:35:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x543e751bad21f9fe3b434ace31269d0e58f549fc57168496f438681ad760d75a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/35TSIOpW8zmX0pyRwmkfOb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/35TSIOpW8zmX0pyRwmkfOb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x543e751bad21f9fe3b434ace31269d0e58f549fc57168496f438681ad760d75a","isrc":"CZA161100953","name":"Můj Čas","registered_at":"2026-06-08T19:35:30Z","spotify_id":"35TSIOpW8zmX0pyRwmkfOb","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x543e751bad21f9fe3b434ace31269d0e58f549fc57168496f438681ad760d75a. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/35TSIOpW8zmX0pyRwmkfOb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/35TSIOpW8zmX0pyRwmkfOb.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x543e751bad21f9fe3b434ace31269d0e58f549fc57168496f438681ad760d75a","isrc":"CZA161100953","name":"Můj Čas","registered_at":"2026-06-08T19:35:30Z","spotify_id":"35TSIOpW8zmX0pyRwmkfOb","type":"track"}

Mží
type: MusicRecording
duration: PT3M59S
duration ms: 239546
explicit: false
by artist: Hana Zagorová
by artist: Karel Gott
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA161100977
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:47:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb14a991381ca0478879b7b3d250e3e18238402dcc353598b01907e23fd723b67
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6hJYYrTMY0YkqNjXSOrAXC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6hJYYrTMY0YkqNjXSOrAXC
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb14a991381ca0478879b7b3d250e3e18238402dcc353598b01907e23fd723b67","isrc":"CZA161100977","name":"Mží","registered_at":"2026-06-08T11:47:41Z","spotify_id":"6hJYYrTMY0YkqNjXSOrAXC","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb14a991381ca0478879b7b3d250e3e18238402dcc353598b01907e23fd723b67. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6hJYYrTMY0YkqNjXSOrAXC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6hJYYrTMY0YkqNjXSOrAXC.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb14a991381ca0478879b7b3d250e3e18238402dcc353598b01907e23fd723b67","isrc":"CZA161100977","name":"Mží","registered_at":"2026-06-08T11:47:41Z","spotify_id":"6hJYYrTMY0YkqNjXSOrAXC","type":"track"}

Dvě Žlutá Kuřátka
type: MusicRecording
duration: PT2M43S
duration ms: 163426
explicit: false
by artist: Hana Zagorová
by artist: Helena Vondráčková
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA161003803

To By Nebylo Fér
type: MusicRecording
duration: PT3M41S
duration ms: 221440
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA161100952
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:34:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b602fbdf84be09dc044af60500ad6cbc96da545caba54fb30338fe2ba945368
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5iAbA8pEOBeJjWR0kq5cfh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5iAbA8pEOBeJjWR0kq5cfh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0b602fbdf84be09dc044af60500ad6cbc96da545caba54fb30338fe2ba945368","isrc":"CZA161100952","name":"To By Nebylo Fér","registered_at":"2026-06-08T19:34:11Z","spotify_id":"5iAbA8pEOBeJjWR0kq5cfh","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b602fbdf84be09dc044af60500ad6cbc96da545caba54fb30338fe2ba945368. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5iAbA8pEOBeJjWR0kq5cfh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5iAbA8pEOBeJjWR0kq5cfh.
  date published: 2026-07-08T03:53:27Z
  text: {"copyright_id":"0x0b602fbdf84be09dc044af60500ad6cbc96da545caba54fb30338fe2ba945368","isrc":"CZA161100952","name":"To By Nebylo Fér","registered_at":"2026-06-08T19:34:11Z","spotify_id":"5iAbA8pEOBeJjWR0kq5cfh","type":"track"}

Asi, Asi
type: MusicRecording
duration: PT2M47S
duration ms: 167506
explicit: false
by artist: Hana Zagorová
by artist: Petr Rezek
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA167500129
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T09:24:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58ffb5b9147aaf06cf88daa77da55478fd25e44bebe3e29f3ce8b5e7f766883b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956889
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7INyk9qu5i3YAmuxKiMjs9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7INyk9qu5i3YAmuxKiMjs9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x58ffb5b9147aaf06cf88daa77da55478fd25e44bebe3e29f3ce8b5e7f766883b","isrc":"CZA167500129","name":"Asi, Asi","registered_at":"2026-06-05T09:24:03Z","spotify_id":"7INyk9qu5i3YAmuxKiMjs9","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58ffb5b9147aaf06cf88daa77da55478fd25e44bebe3e29f3ce8b5e7f766883b. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7INyk9qu5i3YAmuxKiMjs9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7INyk9qu5i3YAmuxKiMjs9.
  date published: 2026-07-06T06:56:49Z
  text: {"copyright_id":"0x58ffb5b9147aaf06cf88daa77da55478fd25e44bebe3e29f3ce8b5e7f766883b","isrc":"CZA167500129","name":"Asi, Asi","registered_at":"2026-06-05T09:24:03Z","spotify_id":"7INyk9qu5i3YAmuxKiMjs9","type":"track"}

Přijď Aspoň Na Chvíli
type: MusicRecording
duration: PT2M50S
duration ms: 170626
explicit: false
by artist: Hana Zagorová
by artist: Boris Rosner
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24

Den Jako Obrázek
type: MusicRecording
duration: PT3M5S
duration ms: 185400
explicit: false
by artist: Hana Zagorová
by artist: Helena Růžičková
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24

Jinak To Nejde
type: MusicRecording
duration: PT4M10S
duration ms: 250920
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24
isrc code: CZA168400125
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T03:08:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x23c28beea782d705ed9cb64d28b8955cb09fd937a442c500715d747b75abca15
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/37oHSgpG5KnuGfMo8oP65W.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/37oHSgpG5KnuGfMo8oP65W
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x23c28beea782d705ed9cb64d28b8955cb09fd937a442c500715d747b75abca15","isrc":"CZA168400125","name":"Jinak To Nejde","registered_at":"2026-06-10T03:08:48Z","spotify_id":"37oHSgpG5KnuGfMo8oP65W","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23c28beea782d705ed9cb64d28b8955cb09fd937a442c500715d747b75abca15. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/37oHSgpG5KnuGfMo8oP65W.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/37oHSgpG5KnuGfMo8oP65W.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x23c28beea782d705ed9cb64d28b8955cb09fd937a442c500715d747b75abca15","isrc":"CZA168400125","name":"Jinak To Nejde","registered_at":"2026-06-10T03:08:48Z","spotify_id":"37oHSgpG5KnuGfMo8oP65W","type":"track"}

Ave Maria
type: MusicRecording
duration: PT3M39S
duration ms: 219280
explicit: false
by artist: Hana Zagorová
by artist: Stefan Margita
in album: Dávné Lásky (Duety)
  type: MusicAlbum
  date published: 2008-10-24

Písničky pro veselé děti a jejich rodiče
type: MusicAlbum
date published: 2019-10-04
track: Což takhle dát si špenát?
  type: MusicRecording
  duration: PT2M13S
  duration ms: 133000
  explicit: false
  by artist: Jiří Schelinger
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
track: Sluníčko
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149000
  explicit: false
  by artist: Dagmar Patrasová
  by artist: Orchestr Felixe Slováčka
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
  isrc code: CZA169300300
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T19:45:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x41e955a3a670fd0fc00ffa31b508cbca6baa56e62df5f01cf7d41a5b23f03d27
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957145
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0epClPvl2KhRtVVFFc1fdh.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0epClPvl2KhRtVVFFc1fdh
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x41e955a3a670fd0fc00ffa31b508cbca6baa56e62df5f01cf7d41a5b23f03d27","isrc":"CZA169300300","name":"Sluníčko","registered_at":"2026-06-23T19:45:14Z","spotify_id":"0epClPvl2KhRtVVFFc1fdh","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41e955a3a670fd0fc00ffa31b508cbca6baa56e62df5f01cf7d41a5b23f03d27. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0epClPvl2KhRtVVFFc1fdh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0epClPvl2KhRtVVFFc1fdh.
    date published: 2026-07-08T08:56:20Z
    text: {"copyright_id":"0x41e955a3a670fd0fc00ffa31b508cbca6baa56e62df5f01cf7d41a5b23f03d27","isrc":"CZA169300300","name":"Sluníčko","registered_at":"2026-06-23T19:45:14Z","spotify_id":"0epClPvl2KhRtVVFFc1fdh","type":"track"}
track: Prachovské skály
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149000
  explicit: false
  by artist: Ivan Mladek
  by artist: Ivo Pesak
  by artist: Banjo Band Ivana Mladka
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
  isrc code: CZA167700624
track: Já už jdu
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181000
  explicit: false
  by artist: Skupina Františka Ringo Čecha
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
  isrc code: CZA168200374
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T17:03:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbf718afbdcd9c98a261868c8d1d2fc4aadf9dbb5823533e87d062a137a42794c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/41TvjEkcxRV78wkjR0M72F.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/41TvjEkcxRV78wkjR0M72F
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xbf718afbdcd9c98a261868c8d1d2fc4aadf9dbb5823533e87d062a137a42794c","isrc":"CZA168200374","name":"Já už jdu","registered_at":"2026-06-09T17:03:45Z","spotify_id":"41TvjEkcxRV78wkjR0M72F","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf718afbdcd9c98a261868c8d1d2fc4aadf9dbb5823533e87d062a137a42794c. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/41TvjEkcxRV78wkjR0M72F.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/41TvjEkcxRV78wkjR0M72F.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xbf718afbdcd9c98a261868c8d1d2fc4aadf9dbb5823533e87d062a137a42794c","isrc":"CZA168200374","name":"Já už jdu","registered_at":"2026-06-09T17:03:45Z","spotify_id":"41TvjEkcxRV78wkjR0M72F","type":"track"}
track: Štěstí nosí čtyřlístek
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  duration: PT1M54S
  duration ms: 114000
  explicit: false
  by artist: Tereza Bebarová
  by artist: Bohdan Tůma
  by artist: Jiří Ployhar
  by artist: Jan Maxián
  by artist: Sofie Horáková
  by artist: Mateo Klimek
  by artist: Ivan Doležálek
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
track: Prodavač
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179000
  explicit: false
  by artist: Fešáci
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
  isrc code: CZA167800409
track: Šlapací kolo
  type: MusicRecording
  duration: PT2M21S
  duration ms: 141000
  explicit: false
  by artist: Jan John
  by artist: Faraón
  by artist: Faraon
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
  isrc code: CZA167200068
track: Hajný je lesa pán
  type: MusicRecording
  duration: PT1M50S
  duration ms: 110000
  explicit: false
  by artist: Jaroslav Uhlíř
  by artist: Mikoláš Nop
  by artist: Filip Spálený
  by artist: Alfréd Bittner
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
track: Chytila jsem na pasece motýlka
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  duration: PT2M10S
  duration ms: 130000
  explicit: false
  by artist: Helena Vondráčková
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
  isrc code: CZA161100658
track: Yvetta
  type: MusicRecording
  duration: PT2M37S
  duration ms: 157080
  explicit: false
  by artist: Jiří Korn
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
track: Máme rádi zvířata
  type: MusicRecording
  duration: PT1M35S
  duration ms: 95000
  explicit: false
  by artist: Jiří Suchý
  by artist: Lenka Hartlová
  in album: Písničky pro veselé děti a jejich rodiče
    type: MusicAlbum
    date published: 2019-10-04
  isrc code: CZA167000090
track: Dynamit
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178000
  explicit: false
  by artist: Olympic
  in album: Písničky pro veselé děti a jejich rodiče
track: Dobrý den
track: Bylo léto
track: Divnej smích
track: Pigyho pohodová písnička
track: Mumuland
track: Míša kulička V rodném lese - polem, hájem, širým lesem
track: Statistika
track: Lojza a líza - Live
track: Sim - sala - bim
track: Láďa jede lodí
track: Koloběžka
track: Jak se loví gorila
track: Kočka na okně
track: Píseň pražské tramvaje
track: Píseň o americe
track: Léta letí
track: Zůstaň V pohodě
track: Raketou na mars
track: Můj dědeček mě učívával jódlovat
track: Blonďák s červenou bugatkou
track: Strašidýlko emílek
track: Trezor
track: Kdo zachrání pižďucha?
track: Agáta
track: René, já a rudolf
track: Tom
track: Vilém peče housky
track: Chtěl bych být medvídkem

Olympic
type: MusicGroup

Písničky pro veselé děti a jejich rodiče
type: MusicAlbum
date published: 2019-10-04

Dobrý den
type: MusicRecording
duration: PT3M3S
duration ms: 183000
explicit: false
by artist: Markéta Muchová
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04
isrc code: CZA161301734
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T21:19:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe432ccff5eece18147c02f8abf54d4d93f500ef9176693bb9f068a544f41ff86
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5DiC7jFTN87flLJg7M0uZQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5DiC7jFTN87flLJg7M0uZQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe432ccff5eece18147c02f8abf54d4d93f500ef9176693bb9f068a544f41ff86","isrc":"CZA161301734","name":"Dobrý den","registered_at":"2026-06-25T21:19:54Z","spotify_id":"5DiC7jFTN87flLJg7M0uZQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe432ccff5eece18147c02f8abf54d4d93f500ef9176693bb9f068a544f41ff86. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5DiC7jFTN87flLJg7M0uZQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5DiC7jFTN87flLJg7M0uZQ.
  date published: 2026-07-08T03:53:27Z
  text: {"copyright_id":"0xe432ccff5eece18147c02f8abf54d4d93f500ef9176693bb9f068a544f41ff86","isrc":"CZA161301734","name":"Dobrý den","registered_at":"2026-06-25T21:19:54Z","spotify_id":"5DiC7jFTN87flLJg7M0uZQ","type":"track"}

Bylo léto
type: MusicRecording
duration: PT2M46S
duration ms: 166000
explicit: false
by artist: Lilka Ročáková
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Divnej smích
type: MusicRecording
duration: PT3M19S
duration ms: 199000
explicit: false
by artist: Mirek Hoffmann
by artist: Greenhorns
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04
isrc code: CZA167200513

Pigyho pohodová písnička
type: MusicRecording
duration: PT2M48S
duration ms: 168000
explicit: false
by artist: Eva Spoustová
by artist: Orchestr Calembour
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Mumuland
type: MusicRecording
duration: PT3M17S
duration ms: 197000
explicit: false
by artist: Petr Kotvald
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04
isrc code: CZA163344786
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T10:08:41+00:00

Míša kulička V rodném lese - polem, hájem, širým lesem
type: MusicRecording
duration: PT1M43S
duration ms: 103000
explicit: false
by artist: Helena Štáchová
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Statistika
type: MusicRecording
duration: PT2M7S
duration ms: 127000
explicit: false
by artist: Dagmar Patrasová
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04
isrc code: CZA168701151
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T20:13:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb67b8c0fce7ae1c1724445b6c73caaf4d93573f31b2a399aa98023d72fa0a2dc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/72aYhO1xCZJuURD2LkNJ6b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/72aYhO1xCZJuURD2LkNJ6b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb67b8c0fce7ae1c1724445b6c73caaf4d93573f31b2a399aa98023d72fa0a2dc. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/72aYhO1xCZJuURD2LkNJ6b.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/72aYhO1xCZJuURD2LkNJ6b.
  date published: 2026-07-08T03:53:27Z

Lojza a líza - Live
type: MusicRecording
duration: PT3M57S
duration ms: 237000
explicit: false
by artist: Michal Tučný
by artist: Tomas Linka
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Sim - sala - bim
type: MusicRecording
duration: PT3M48S
duration ms: 228000
explicit: false
by artist: Jiří Schelinger
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Láďa jede lodí
type: MusicRecording
duration: PT3M8S
duration ms: 188000
explicit: false
by artist: Banjo Band Ivana Mladka
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Koloběžka
type: MusicRecording
duration: PT2M52S
duration ms: 172000
explicit: false
by artist: Dagmar Patrasová
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Jak se loví gorila
type: MusicRecording
duration: PT0M57S
duration ms: 57000
explicit: false
by artist: Petr Skoumal
by artist: Luděk Čtvrtlík
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Kočka na okně
type: MusicRecording
duration: PT1M57S
duration ms: 117000
explicit: false
by artist: Waldemar Matuška
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04
isrc code: CZA166200031
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T19:24:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x04a865f19aa7ee0aeccdd3e8ad8cc9907dddf20adf2872a4ae9348b84f226d65
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957145
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3vKloGVmCbIsB4kxHOZrUk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3vKloGVmCbIsB4kxHOZrUk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x04a865f19aa7ee0aeccdd3e8ad8cc9907dddf20adf2872a4ae9348b84f226d65","isrc":"CZA166200031","name":"Kočka na okně","registered_at":"2026-06-09T19:24:48Z","spotify_id":"3vKloGVmCbIsB4kxHOZrUk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04a865f19aa7ee0aeccdd3e8ad8cc9907dddf20adf2872a4ae9348b84f226d65. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3vKloGVmCbIsB4kxHOZrUk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3vKloGVmCbIsB4kxHOZrUk.
  date published: 2026-07-08T08:56:20Z
  text: {"copyright_id":"0x04a865f19aa7ee0aeccdd3e8ad8cc9907dddf20adf2872a4ae9348b84f226d65","isrc":"CZA166200031","name":"Kočka na okně","registered_at":"2026-06-09T19:24:48Z","spotify_id":"3vKloGVmCbIsB4kxHOZrUk","type":"track"}

Píseň pražské tramvaje
type: MusicRecording
duration: PT1M39S
duration ms: 99000
explicit: false
by artist: Divadlo Spejbla a Hurvínka
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Píseň o americe
type: MusicRecording
duration: PT2M17S
duration ms: 137000
explicit: false
by artist: František Ringo Čech
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Léta letí
type: MusicRecording
duration: PT3M3S
duration ms: 183000
explicit: false
by artist: Valerie Čižmárová
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Zůstaň V pohodě
type: MusicRecording
duration: PT3M14S
duration ms: 194000
explicit: false
by artist: Ha-Ha
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Raketou na mars
type: MusicRecording
duration: PT2M53S
duration ms: 173000
explicit: false
by artist: Věra Špinarová
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04
isrc code: CZA167400311
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:54:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x070ce56e25777cdc08b468b5ded0b371754f36719884ec4942009832602c6839
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957118
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1rdt9zvjyuGt0s0EqYnC7j.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1rdt9zvjyuGt0s0EqYnC7j
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x070ce56e25777cdc08b468b5ded0b371754f36719884ec4942009832602c6839","isrc":"CZA167400311","name":"Raketou na mars","registered_at":"2026-06-04T14:54:21Z","spotify_id":"1rdt9zvjyuGt0s0EqYnC7j","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x070ce56e25777cdc08b468b5ded0b371754f36719884ec4942009832602c6839. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1rdt9zvjyuGt0s0EqYnC7j.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1rdt9zvjyuGt0s0EqYnC7j.
  date published: 2026-07-08T03:20:19Z
  text: {"copyright_id":"0x070ce56e25777cdc08b468b5ded0b371754f36719884ec4942009832602c6839","isrc":"CZA167400311","name":"Raketou na mars","registered_at":"2026-06-04T14:54:21Z","spotify_id":"1rdt9zvjyuGt0s0EqYnC7j","type":"track"}

Můj dědeček mě učívával jódlovat
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duration: PT2M39S
duration ms: 159000
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by artist: Jiří Korn
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Blonďák s červenou bugatkou
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Strašidýlko emílek
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Trezor
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Kdo zachrání pižďucha?
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by artist: Radek Banga
by artist: Dana Batulková
by artist: Lumíra Přichystalová
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  date published: 2019-10-04
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Agáta
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  type: MusicAlbum
  date published: 2019-10-04

René, já a rudolf
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by artist: Faraón
by artist: Faraon
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  date published: 2019-10-04
isrc code: CZA161100398

Tom
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by artist: Zuzana Burianová
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Vilém peče housky
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in album: Písničky pro veselé děti a jejich rodiče
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Chtěl bych být medvídkem
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by artist: Michal Tučný
by artist: Zdenek Rytir
in album: Písničky pro veselé děti a jejich rodiče
  type: MusicAlbum
  date published: 2019-10-04

Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
type: MusicAlbum
date published: 2014-05-31
track: Pár Slov, Pár Kroků, Pár Gest
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x168f139b66d7bcc8e9e6ee25eb6682ea8bcd75216151c704efc913988e0f0ef9. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1IbZxdC4zCl5uMpAnj8mpI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1IbZxdC4zCl5uMpAnj8mpI.
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track: Jdou Léta, Jdou
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track: Žabí Lék
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track: Je To Tak Prosté A Tím Právě Zvláštní
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    type: MusicAlbum
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track: Žízeň Po Životě
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  isrc code: CZA168000242
track: Léto Je Léto
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  isrc code: CZA168000072
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e5bf40344103275a5dc245fed064475d2dfe115709dbfd18f8142fb21d956c6. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ftOxJqMlCxbA7KnLrP8lY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ftOxJqMlCxbA7KnLrP8lY.
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track: Jezebel
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track: Alenka V Říši Divů
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e9d829100fa91ff1b22e63d04228be01903c6f7c399de239280047d9ff6a38c. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5NIKs8AVTbhmID1Coc4O5A.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5NIKs8AVTbhmID1Coc4O5A.
    date published: 2026-07-08T03:22:41Z
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track: Zůstaň Skromná
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  by artist: Stanislav Procházka ml.
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track: Rub A Líc - Polní Tráva
track: Jen Tak Se Ohlédnout
track: Nebuď Sám
track: Znám Tón
track: Dovolená
track: Krejčí
track: Jsem Tady Já
track: Na Povel
track: Sandokan
track: Colu, Pijeme Colu
track: On Ví
track: Dobrý Den
track: Věrná Láska - S Láskou
track: Údolí Vran
track: Jen Pár Dnů
track: Snům Tváří V Tvář
track: To Byl Vám Den
track: Ty Máš Tu Moc Fajn Moc
track: Moje Díky Patří Vám
track: Chybička Se Vloudí
track: Střapatej Kluk
track: Převozník
track: Tak To Nejde
track: Bez Lásky Láska Není
track: Haló
track: Haló, Brácho Můj
track: Tu, Tu
track: Po Hlavě Skoč Jen Tak
track: Sny O Tygří Lady
track: Písně Mé Mi Zůstanou
track: Slávu Dej Nám
track: Nádhernej Den
track: Jen
track: Láska Prý
track: Všichni Zvítězí
track: Pro Všechny, Co Jsem Měl Kdy Rád
track: Dnes V Noci
track: A Tak Vejdi Dál Přes Můj Práh

Stanislav Procházka ml.
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Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
type: MusicAlbum
date published: 2014-05-31

Rub A Líc - Polní Tráva
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Jen Tak Se Ohlédnout
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Nebuď Sám
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isrc code: CZA168200330

Znám Tón
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by artist: Helena Viktorínová
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  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA160301578

Dovolená
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duration ms: 226906
explicit: false
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  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA168200344
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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Krejčí
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by artist: Petr Kotvald
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  date published: 2014-05-31
isrc code: CZA168300244
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6929a6348f257dfda0d27f373405ba97645aca53908a87eb8d2da4141e8e1301. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0znAdexd171prmzWeVJOJ7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0znAdexd171prmzWeVJOJ7.
  date published: 2026-07-08T03:22:41Z
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Jsem Tady Já
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by artist: Miroslav Talián
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  date published: 2014-05-31
isrc code: CZA160900921

Na Povel
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duration ms: 188400
explicit: false
by artist: Marcela Králová
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  type: MusicAlbum
  date published: 2014-05-31

Sandokan
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duration: PT2M44S
duration ms: 164662
explicit: false
by artist: Bobina Ulrichová
by artist: Studiová skupina
by artist: Sbor Pragokoncertu
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA160500086

Colu, Pijeme Colu
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duration: PT3M17S
duration ms: 197040
explicit: false
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  date published: 2014-05-31

On Ví
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by artist: Naďa Urbánková
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA168400988

Dobrý Den
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duration: PT3M2S
duration ms: 182213
explicit: false
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  date published: 2014-05-31
isrc code: CZA161301734
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additional property: CopyrightRegisteredAt
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  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/477KLCjASlPYAoqayjJJ87.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/477KLCjASlPYAoqayjJJ87
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe432ccff5eece18147c02f8abf54d4d93f500ef9176693bb9f068a544f41ff86","isrc":"CZA161301734","name":"Dobrý Den","registered_at":"2026-06-25T21:19:54Z","spotify_id":"477KLCjASlPYAoqayjJJ87","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe432ccff5eece18147c02f8abf54d4d93f500ef9176693bb9f068a544f41ff86. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/477KLCjASlPYAoqayjJJ87.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/477KLCjASlPYAoqayjJJ87.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xe432ccff5eece18147c02f8abf54d4d93f500ef9176693bb9f068a544f41ff86","isrc":"CZA161301734","name":"Dobrý Den","registered_at":"2026-06-25T21:19:54Z","spotify_id":"477KLCjASlPYAoqayjJJ87","type":"track"}

Věrná Láska - S Láskou
type: MusicRecording
duration: PT2M49S
duration ms: 169795
explicit: false
by artist: Karel Gott
by artist: Helena Vondráčková
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Údolí Vran
type: MusicRecording
duration: PT3M0S
duration ms: 180933
explicit: false
by artist: Josef Melen
by artist: Viktor Sodoma
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA168406999
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T00:45:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfb2e7675d24385dba9a61f7c8b075d90f8207ed094468ab614253b9ffd2ec142
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/72YQIQ0ERYM2A6PLqsGA3Q.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/72YQIQ0ERYM2A6PLqsGA3Q
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfb2e7675d24385dba9a61f7c8b075d90f8207ed094468ab614253b9ffd2ec142","isrc":"CZA168406999","name":"Údolí Vran","registered_at":"2026-06-21T00:45:12Z","spotify_id":"72YQIQ0ERYM2A6PLqsGA3Q","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb2e7675d24385dba9a61f7c8b075d90f8207ed094468ab614253b9ffd2ec142. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/72YQIQ0ERYM2A6PLqsGA3Q.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/72YQIQ0ERYM2A6PLqsGA3Q.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xfb2e7675d24385dba9a61f7c8b075d90f8207ed094468ab614253b9ffd2ec142","isrc":"CZA168406999","name":"Údolí Vran","registered_at":"2026-06-21T00:45:12Z","spotify_id":"72YQIQ0ERYM2A6PLqsGA3Q","type":"track"}

Jen Pár Dnů
type: MusicRecording
duration: PT3M42S
duration ms: 222760
explicit: false
by artist: Hana Zagorová
by artist: Vlastimil Harapes
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA161100949
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:49:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd3757c3531c32bb06e277b53056b282a4278ca163e6625136d950770a5856e04
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7KcTHyzzGZdGBDxMIYdqJE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7KcTHyzzGZdGBDxMIYdqJE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd3757c3531c32bb06e277b53056b282a4278ca163e6625136d950770a5856e04","isrc":"CZA161100949","name":"Jen Pár Dnů","registered_at":"2026-06-24T11:49:38Z","spotify_id":"7KcTHyzzGZdGBDxMIYdqJE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3757c3531c32bb06e277b53056b282a4278ca163e6625136d950770a5856e04. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7KcTHyzzGZdGBDxMIYdqJE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7KcTHyzzGZdGBDxMIYdqJE.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xd3757c3531c32bb06e277b53056b282a4278ca163e6625136d950770a5856e04","isrc":"CZA161100949","name":"Jen Pár Dnů","registered_at":"2026-06-24T11:49:38Z","spotify_id":"7KcTHyzzGZdGBDxMIYdqJE","type":"track"}

Snům Tváří V Tvář
type: MusicRecording
duration: PT3M58S
duration ms: 238173
explicit: false
by artist: Petra Janů
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA160404396
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T07:42:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x677879615a75402b29023062f728416e0712b7e4942bf7100453db2969459f77
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4YQ1dyX0qaCGcSLV0FeAnO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4YQ1dyX0qaCGcSLV0FeAnO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x677879615a75402b29023062f728416e0712b7e4942bf7100453db2969459f77","isrc":"CZA160404396","name":"Snům Tváří V Tvář","registered_at":"2026-06-21T07:42:54Z","spotify_id":"4YQ1dyX0qaCGcSLV0FeAnO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x677879615a75402b29023062f728416e0712b7e4942bf7100453db2969459f77. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4YQ1dyX0qaCGcSLV0FeAnO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4YQ1dyX0qaCGcSLV0FeAnO.
  date published: 2026-07-08T03:53:27Z
  text: {"copyright_id":"0x677879615a75402b29023062f728416e0712b7e4942bf7100453db2969459f77","isrc":"CZA160404396","name":"Snům Tváří V Tvář","registered_at":"2026-06-21T07:42:54Z","spotify_id":"4YQ1dyX0qaCGcSLV0FeAnO","type":"track"}

To Byl Vám Den
type: MusicRecording
duration: PT3M44S
duration ms: 224973
explicit: false
by artist: Karel Gott
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA168500197

Ty Máš Tu Moc Fajn Moc
type: MusicRecording
duration: PT4M9S
duration ms: 249000
explicit: false
by artist: Helena Vondráčková
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA168500098

Moje Díky Patří Vám
type: MusicRecording
duration: PT4M2S
duration ms: 242093
explicit: false
by artist: Petr Rezek
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Chybička Se Vloudí
type: MusicRecording
duration: PT3M44S
duration ms: 224506
explicit: false
by artist: Eva Hurychová
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA168500279

Střapatej Kluk
type: MusicRecording
duration: PT4M3S
duration ms: 243480
explicit: false
by artist: MODI
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Převozník
type: MusicRecording
duration: PT3M22S
duration ms: 202773
explicit: false
by artist: Jiří Korn
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Tak To Nejde
type: MusicRecording
duration: PT3M13S
duration ms: 193760
explicit: false
by artist: Viktor Sodoma
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Bez Lásky Láska Není
type: MusicRecording
duration: PT4M29S
duration ms: 269933
explicit: false
by artist: Jitka Zelenková
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA168500370
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:44:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdb4dcf4c957f2c702b84bbc7ed6e8be7f1c206723e952900a75ee409ca3733e3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6G0vhy4G1OujINvODX7WTn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6G0vhy4G1OujINvODX7WTn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdb4dcf4c957f2c702b84bbc7ed6e8be7f1c206723e952900a75ee409ca3733e3","isrc":"CZA168500370","name":"Bez Lásky Láska Není","registered_at":"2026-06-08T19:44:45Z","spotify_id":"6G0vhy4G1OujINvODX7WTn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb4dcf4c957f2c702b84bbc7ed6e8be7f1c206723e952900a75ee409ca3733e3. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6G0vhy4G1OujINvODX7WTn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6G0vhy4G1OujINvODX7WTn.
  date published: 2026-07-08T03:53:27Z
  text: {"copyright_id":"0xdb4dcf4c957f2c702b84bbc7ed6e8be7f1c206723e952900a75ee409ca3733e3","isrc":"CZA168500370","name":"Bez Lásky Láska Není","registered_at":"2026-06-08T19:44:45Z","spotify_id":"6G0vhy4G1OujINvODX7WTn","type":"track"}

Haló
type: MusicRecording
duration: PT4M3S
duration ms: 243413
explicit: false
by artist: Jiří Korn
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Haló, Brácho Můj
type: MusicRecording
duration: PT2M18S
duration ms: 138773
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Tu, Tu
type: MusicRecording
duration: PT2M52S
duration ms: 172000
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Po Hlavě Skoč Jen Tak
type: MusicRecording
duration: PT2M37S
duration ms: 157040
explicit: false
by artist: Linda Finková
by artist: Pavel Noha
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA168600328
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T13:38:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6f6776202b54cd9b2d3d340c3240078964def67ddcb1cc8a82688f780e1d81bc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957145
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3BTgoDASYMQKuxvrZptO80.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3BTgoDASYMQKuxvrZptO80
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6f6776202b54cd9b2d3d340c3240078964def67ddcb1cc8a82688f780e1d81bc","isrc":"CZA168600328","name":"Po Hlavě Skoč Jen Tak","registered_at":"2026-06-25T13:38:11Z","spotify_id":"3BTgoDASYMQKuxvrZptO80","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f6776202b54cd9b2d3d340c3240078964def67ddcb1cc8a82688f780e1d81bc. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3BTgoDASYMQKuxvrZptO80.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3BTgoDASYMQKuxvrZptO80.
  date published: 2026-07-08T08:56:20Z
  text: {"copyright_id":"0x6f6776202b54cd9b2d3d340c3240078964def67ddcb1cc8a82688f780e1d81bc","isrc":"CZA168600328","name":"Po Hlavě Skoč Jen Tak","registered_at":"2026-06-25T13:38:11Z","spotify_id":"3BTgoDASYMQKuxvrZptO80","type":"track"}

Sny O Tygří Lady
type: MusicRecording
duration: PT3M30S
duration ms: 210733
explicit: false
by artist: Arnošt Pátek
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA161301846
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T03:41:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb06326d325a8d96b183e88521a2699109619c54c1da83baa15b54e9d52826f37
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5R0PtS1VHpr8pCC0xgYkTw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5R0PtS1VHpr8pCC0xgYkTw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb06326d325a8d96b183e88521a2699109619c54c1da83baa15b54e9d52826f37","isrc":"CZA161301846","name":"Sny O Tygří Lady","registered_at":"2026-06-06T03:41:07Z","spotify_id":"5R0PtS1VHpr8pCC0xgYkTw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb06326d325a8d96b183e88521a2699109619c54c1da83baa15b54e9d52826f37. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5R0PtS1VHpr8pCC0xgYkTw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5R0PtS1VHpr8pCC0xgYkTw.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb06326d325a8d96b183e88521a2699109619c54c1da83baa15b54e9d52826f37","isrc":"CZA161301846","name":"Sny O Tygří Lady","registered_at":"2026-06-06T03:41:07Z","spotify_id":"5R0PtS1VHpr8pCC0xgYkTw","type":"track"}

Písně Mé Mi Zůstanou
type: MusicRecording
duration: PT2M0S
duration ms: 120493
explicit: false
by artist: Karel Gott
by artist: Josef Laufer
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Slávu Dej Nám
type: MusicRecording
duration: PT4M15S
duration ms: 255674
explicit: false
by artist: Karel Kahovec
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Nádhernej Den
type: MusicRecording
duration: PT2M30S
duration ms: 150173
explicit: false
by artist: Václav Neckář
by artist: Věra Špinarová
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA161101104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T23:02:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb13c061ed2cb8d874666f60b310b53bd96f4b8844d8f63d1d918891f1d3345bc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6mMy6sVi7Lgm7BS7oQkAPO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6mMy6sVi7Lgm7BS7oQkAPO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb13c061ed2cb8d874666f60b310b53bd96f4b8844d8f63d1d918891f1d3345bc","isrc":"CZA161101104","name":"Nádhernej Den","registered_at":"2026-06-24T23:02:45Z","spotify_id":"6mMy6sVi7Lgm7BS7oQkAPO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb13c061ed2cb8d874666f60b310b53bd96f4b8844d8f63d1d918891f1d3345bc. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6mMy6sVi7Lgm7BS7oQkAPO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6mMy6sVi7Lgm7BS7oQkAPO.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0xb13c061ed2cb8d874666f60b310b53bd96f4b8844d8f63d1d918891f1d3345bc","isrc":"CZA161101104","name":"Nádhernej Den","registered_at":"2026-06-24T23:02:45Z","spotify_id":"6mMy6sVi7Lgm7BS7oQkAPO","type":"track"}

Jen
type: MusicRecording
duration: PT3M50S
duration ms: 230156
explicit: false
by artist: Michal David
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Láska Prý
type: MusicRecording
duration: PT3M12S
duration ms: 192386
explicit: false
by artist: Karel Černoch
by artist: Peter Dvorsky
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31
isrc code: CZA168800305
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T01:53:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x389ad05acb59646b051025db28a8a05c6b169d1b8f44f8da28e81e3e8139dde7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/02OdB1EibujBTt3frhPwR6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/02OdB1EibujBTt3frhPwR6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x389ad05acb59646b051025db28a8a05c6b169d1b8f44f8da28e81e3e8139dde7","isrc":"CZA168800305","name":"Láska Prý","registered_at":"2026-06-25T01:53:13Z","spotify_id":"02OdB1EibujBTt3frhPwR6","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x389ad05acb59646b051025db28a8a05c6b169d1b8f44f8da28e81e3e8139dde7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/02OdB1EibujBTt3frhPwR6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/02OdB1EibujBTt3frhPwR6.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x389ad05acb59646b051025db28a8a05c6b169d1b8f44f8da28e81e3e8139dde7","isrc":"CZA168800305","name":"Láska Prý","registered_at":"2026-06-25T01:53:13Z","spotify_id":"02OdB1EibujBTt3frhPwR6","type":"track"}

Všichni Zvítězí
type: MusicRecording
duration: PT4M15S
duration ms: 255880
explicit: false
by artist: Helena Vondráčková
by artist: Karel Černoch
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Pro Všechny, Co Jsem Měl Kdy Rád
type: MusicRecording
duration: PT3M42S
duration ms: 222440
explicit: false
by artist: Milan Drobný
by artist: Jožka Černý
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Dnes V Noci
type: MusicRecording
duration: PT3M1S
duration ms: 181266
explicit: false
by artist: Karel Gott
by artist: Pavla Brínková
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

A Tak Vejdi Dál Přes Můj Práh
type: MusicRecording
duration: PT2M48S
duration ms: 168160
explicit: false
by artist: Marie Rottrova
in album: Check The Czechs! 80. Léta (Zahraniční Songy V Domácích Verzích)
  type: MusicAlbum
  date published: 2014-05-31

Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
type: MusicAlbum
date published: 2000-01-20
track: Slunce, Seno, Jahody
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142266
  explicit: false
  by artist: Orchestr Karla Vágnera
  in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
    type: MusicAlbum
    date published: 2000-01-20
  isrc code: CZA650053825
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T00:58:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5f17c907d86d6230e7d0c7d34dda78ae7938fba9d928914016cd36e6c4c778c6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5BgtqcVVkFVmPCRDr7bk1u.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5BgtqcVVkFVmPCRDr7bk1u
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x5f17c907d86d6230e7d0c7d34dda78ae7938fba9d928914016cd36e6c4c778c6","isrc":"CZA650053825","name":"Slunce, Seno, Jahody","registered_at":"2026-06-21T00:58:25Z","spotify_id":"5BgtqcVVkFVmPCRDr7bk1u","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f17c907d86d6230e7d0c7d34dda78ae7938fba9d928914016cd36e6c4c778c6. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5BgtqcVVkFVmPCRDr7bk1u.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5BgtqcVVkFVmPCRDr7bk1u.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x5f17c907d86d6230e7d0c7d34dda78ae7938fba9d928914016cd36e6c4c778c6","isrc":"CZA650053825","name":"Slunce, Seno, Jahody","registered_at":"2026-06-21T00:58:25Z","spotify_id":"5BgtqcVVkFVmPCRDr7bk1u","type":"track"}
track: Hlaď Mě
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186880
  explicit: false
  by artist: Orchestr Karla Vágnera
  by artist: Michal Penk
  in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
    type: MusicAlbum
    date published: 2000-01-20
  isrc code: CZA650053826
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T06:03:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb19cadd9901ae6b6fcea735a3eba38df4125ddf57c45e8f32158331edd8bf422
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/49J2VZxsgnrTaIysRyd4bf.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/49J2VZxsgnrTaIysRyd4bf
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb19cadd9901ae6b6fcea735a3eba38df4125ddf57c45e8f32158331edd8bf422","isrc":"CZA650053826","name":"Hlaď Mě","registered_at":"2026-06-24T06:03:25Z","spotify_id":"49J2VZxsgnrTaIysRyd4bf","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb19cadd9901ae6b6fcea735a3eba38df4125ddf57c45e8f32158331edd8bf422. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/49J2VZxsgnrTaIysRyd4bf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/49J2VZxsgnrTaIysRyd4bf.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0xb19cadd9901ae6b6fcea735a3eba38df4125ddf57c45e8f32158331edd8bf422","isrc":"CZA650053826","name":"Hlaď Mě","registered_at":"2026-06-24T06:03:25Z","spotify_id":"49J2VZxsgnrTaIysRyd4bf","type":"track"}
track: Než Zapadne
  type: MusicRecording
  duration: PT2M26S
  duration ms: 146146
  explicit: false
  by artist: Peter Hanzely
  by artist: Orchestr Karla Vágnera
  in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
    type: MusicAlbum
    date published: 2000-01-20
  isrc code: CZA650053827
track: Auťák Na Lásku
  type: MusicRecording
  duration: PT3M38S
  duration ms: 218973
  explicit: false
  by artist: Hana Zagorová
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Orchestr Karla Vágnera
  in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
    type: MusicAlbum
    date published: 2000-01-20
  isrc code: CZA658902719
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T22:36:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x88f5d4fe6a07bed0c2737929ab6ae8d8546beb7350bf5333b8bd7703cf72d60a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/78bBLxeuVG5wFsKxHVph7u.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/78bBLxeuVG5wFsKxHVph7u
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x88f5d4fe6a07bed0c2737929ab6ae8d8546beb7350bf5333b8bd7703cf72d60a","isrc":"CZA658902719","name":"Auťák Na Lásku","registered_at":"2026-06-26T22:36:34Z","spotify_id":"78bBLxeuVG5wFsKxHVph7u","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88f5d4fe6a07bed0c2737929ab6ae8d8546beb7350bf5333b8bd7703cf72d60a. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/78bBLxeuVG5wFsKxHVph7u.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/78bBLxeuVG5wFsKxHVph7u.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x88f5d4fe6a07bed0c2737929ab6ae8d8546beb7350bf5333b8bd7703cf72d60a","isrc":"CZA658902719","name":"Auťák Na Lásku","registered_at":"2026-06-26T22:36:34Z","spotify_id":"78bBLxeuVG5wFsKxHVph7u","type":"track"}
track: Stíny
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257373
  explicit: false
  by artist: Orchestr Karla Vágnera
  in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
    type: MusicAlbum
    date published: 2000-01-20
  isrc code: CZA659252127
track: V Pohodě
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220920
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Orchestr Karla Vágnera
  in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
    type: MusicAlbum
    date published: 2000-01-20
  isrc code: CZA659753806
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T03:37:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbb3727151fb81af14f1cab650defd481eef5671e2e3c7d15e9d84da9f62ec5ca
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2XhMD5P9JFrtDK8WHyvyXc.json
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Duhová Víla
track: Život Je Rváč
track: Pěšáci Z Front
track: Nejdou Hodinky Nejdou
track: Měl Jsem To Vědět Dřív
track: Svlékám Pouta Svá
track: Dneska Už To Vím
track: Evropo, Evropo

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XhMD5P9JFrtDK8WHyvyXc

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xbb3727151fb81af14f1cab650defd481eef5671e2e3c7d15e9d84da9f62ec5ca","isrc":"CZA659753806","name":"V Pohodě","registered_at":"2026-06-23T03:37:36Z","spotify_id":"2XhMD5P9JFrtDK8WHyvyXc","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb3727151fb81af14f1cab650defd481eef5671e2e3c7d15e9d84da9f62ec5ca. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2XhMD5P9JFrtDK8WHyvyXc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XhMD5P9JFrtDK8WHyvyXc.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0xbb3727151fb81af14f1cab650defd481eef5671e2e3c7d15e9d84da9f62ec5ca","isrc":"CZA659753806","name":"V Pohodě","registered_at":"2026-06-23T03:37:36Z","spotify_id":"2XhMD5P9JFrtDK8WHyvyXc","type":"track"}

Duhová Víla
type: MusicRecording
duration: PT2M58S
duration ms: 178040
explicit: false
by artist: Orchestr Karla Vágnera
in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2000-01-20
isrc code: CZA650053828

Život Je Rváč
type: MusicRecording
duration: PT3M45S
duration ms: 225306
explicit: false
by artist: Stanislav Hložek
by artist: Orchestr Karla Vágnera
in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2000-01-20
isrc code: CZA650053829

Pěšáci Z Front
type: MusicRecording
duration: PT3M48S
duration ms: 228506
explicit: false
by artist: Hana Zagorová
by artist: Orchestr Karla Vágnera
in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2000-01-20

Nejdou Hodinky Nejdou
type: MusicRecording
duration: PT3M5S
duration ms: 185293
explicit: false
by artist: Orchestr Karla Vágnera
by artist: Karel Zich
in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2000-01-20
isrc code: CZA659753812

Měl Jsem To Vědět Dřív
type: MusicRecording
duration: PT2M46S
duration ms: 166173
explicit: false
by artist: Orchestr Karla Vágnera
in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2000-01-20
isrc code: CZA650053830

Svlékám Pouta Svá
type: MusicRecording
duration: PT3M44S
duration ms: 224466
explicit: false
by artist: Karel Gott
by artist: Orchestr Karla Vágnera
in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2000-01-20
isrc code: CZA659753816

Dneska Už To Vím
type: MusicRecording
duration: PT3M26S
duration ms: 206013
explicit: false
by artist: Hana Zagorová
by artist: Orchestr Karla Vágnera
in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2000-01-20
isrc code: CZA659753818

Evropo, Evropo
type: MusicRecording
duration: PT3M51S
duration ms: 231080
explicit: false
by artist: Karel Černoch
by artist: Orchestr Karla Vágnera
in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2000-01-20
isrc code: CZA659753814
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T05:34:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe4158a7a00bdec2b7984aa5419c9cce96e33ecd6103882fa9b4c49ec70f719a7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2xzfC9DLioCKSeQEBTk4OP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2xzfC9DLioCKSeQEBTk4OP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe4158a7a00bdec2b7984aa5419c9cce96e33ecd6103882fa9b4c49ec70f719a7","isrc":"CZA659753814","name":"Evropo, Evropo","registered_at":"2026-06-22T05:34:10Z","spotify_id":"2xzfC9DLioCKSeQEBTk4OP","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4158a7a00bdec2b7984aa5419c9cce96e33ecd6103882fa9b4c49ec70f719a7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2xzfC9DLioCKSeQEBTk4OP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2xzfC9DLioCKSeQEBTk4OP.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xe4158a7a00bdec2b7984aa5419c9cce96e33ecd6103882fa9b4c49ec70f719a7","isrc":"CZA659753814","name":"Evropo, Evropo","registered_at":"2026-06-22T05:34:10Z","spotify_id":"2xzfC9DLioCKSeQEBTk4OP","type":"track"}

Slunce, Seno, Jahody
type: MusicRecording
duration: PT2M11S
duration ms: 131466
explicit: false
by artist: Karel Černoch
by artist: Orchestr Karla Vágnera
in album: Slunce, Seno, Jahody... A Pár Facek... Erotika (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2000-01-20
isrc code: CZA650053831
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T03:11:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3a1cc47e801b55b5270e43421568c53504476cfbac473234e4fc5c19dca0ca65
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3aWXb6j8Ed1LaQX08QW3oj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3aWXb6j8Ed1LaQX08QW3oj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3a1cc47e801b55b5270e43421568c53504476cfbac473234e4fc5c19dca0ca65","isrc":"CZA650053831","name":"Slunce, Seno, Jahody","registered_at":"2026-06-10T03:11:20Z","spotify_id":"3aWXb6j8Ed1LaQX08QW3oj","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a1cc47e801b55b5270e43421568c53504476cfbac473234e4fc5c19dca0ca65. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3aWXb6j8Ed1LaQX08QW3oj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3aWXb6j8Ed1LaQX08QW3oj.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x3a1cc47e801b55b5270e43421568c53504476cfbac473234e4fc5c19dca0ca65","isrc":"CZA650053831","name":"Slunce, Seno, Jahody","registered_at":"2026-06-10T03:11:20Z","spotify_id":"3aWXb6j8Ed1LaQX08QW3oj","type":"track"}

Veselé Dětské Písničky
type: MusicAlbum
date published: 2017-09-01
track: Včelka Mája
  type: MusicRecording
  duration: PT1M20S
  duration ms: 80000
  explicit: false
  by artist: Karel Gott
  in album: Veselé Dětské Písničky
    type: MusicAlbum
    date published: 2017-09-01
  isrc code: CZA168611216
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T10:09:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x969549038905a61d9e1e07cc6a04e12a9f18325e9f0653edded2c98a66a21579
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/22jXgn7x05H6YH9929urRR.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/22jXgn7x05H6YH9929urRR
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x969549038905a61d9e1e07cc6a04e12a9f18325e9f0653edded2c98a66a21579","isrc":"CZA168611216","name":"Včelka Mája","registered_at":"2026-06-06T10:09:49Z","spotify_id":"22jXgn7x05H6YH9929urRR","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x969549038905a61d9e1e07cc6a04e12a9f18325e9f0653edded2c98a66a21579. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/22jXgn7x05H6YH9929urRR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/22jXgn7x05H6YH9929urRR.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x969549038905a61d9e1e07cc6a04e12a9f18325e9f0653edded2c98a66a21579","isrc":"CZA168611216","name":"Včelka Mája","registered_at":"2026-06-06T10:09:49Z","spotify_id":"22jXgn7x05H6YH9929urRR","type":"track"}
track: Mach A Šebestová - My Jsme Žáci 3. B
  type: MusicRecording
  duration: PT0M38S
  duration ms: 38000
  explicit: false
  by artist: Petr Narozny
  in album: Veselé Dětské Písničky
    type: MusicAlbum
    date published: 2017-09-01
  isrc code: CZA161441225
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T10:09:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc151f63ba030a2efb15651663675eaf58475d2e40f0274a51977c010fcd27d62
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2tZ6N7JNe4AVEAly6sE40Y.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2tZ6N7JNe4AVEAly6sE40Y
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc151f63ba030a2efb15651663675eaf58475d2e40f0274a51977c010fcd27d62","isrc":"CZA161441225","name":"Mach A Šebestová - My Jsme Žáci 3. B","registered_at":"2026-06-08T10:09:53Z","spotify_id":"2tZ6N7JNe4AVEAly6sE40Y","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc151f63ba030a2efb15651663675eaf58475d2e40f0274a51977c010fcd27d62. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2tZ6N7JNe4AVEAly6sE40Y.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2tZ6N7JNe4AVEAly6sE40Y.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xc151f63ba030a2efb15651663675eaf58475d2e40f0274a51977c010fcd27d62","isrc":"CZA161441225","name":"Mach A Šebestová - My Jsme Žáci 3. B","registered_at":"2026-06-08T10:09:53Z","spotify_id":"2tZ6N7JNe4AVEAly6sE40Y","type":"track"}
track: Jožin Z Bažin
  type: MusicRecording
  duration: PT2M35S
  duration ms: 155000
  explicit: false
  by artist: Ivan Mladek
  by artist: Ivo Pesak
  in album: Veselé Dětské Písničky
    type: MusicAlbum
    date published: 2017-09-01
  isrc code: CZA167700398
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T11:53:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7c0378ad37486c6b3681ea44a79bc3bd4a84f01615c65ece837118075e2756fd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1ccQ4UtLp2VE5hcKJ1AILd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ccQ4UtLp2VE5hcKJ1AILd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7c0378ad37486c6b3681ea44a79bc3bd4a84f01615c65ece837118075e2756fd","isrc":"CZA167700398","name":"Jožin Z Bažin","registered_at":"2026-06-08T11:53:10Z","spotify_id":"1ccQ4UtLp2VE5hcKJ1AILd","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c0378ad37486c6b3681ea44a79bc3bd4a84f01615c65ece837118075e2756fd. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1ccQ4UtLp2VE5hcKJ1AILd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ccQ4UtLp2VE5hcKJ1AILd.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x7c0378ad37486c6b3681ea44a79bc3bd4a84f01615c65ece837118075e2756fd","isrc":"CZA167700398","name":"Jožin Z Bažin","registered_at":"2026-06-08T11:53:10Z","spotify_id":"1ccQ4UtLp2VE5hcKJ1AILd","type":"track"}
track: Tygr Z Indie
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189000
  explicit: false
  by artist: Viktor Sodoma
  in album: Veselé Dětské Písničky
    type: MusicAlbum
    date published: 2017-09-01
  isrc code: CZA161100914
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T14:50:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x41d5dbd0c87840150bc6dc6fdab226c1c287d2837df4b65aa39b11f248061a5b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1Whemy1bzozsJR9apLP9Vq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Whemy1bzozsJR9apLP9Vq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x41d5dbd0c87840150bc6dc6fdab226c1c287d2837df4b65aa39b11f248061a5b","isrc":"CZA161100914","name":"Tygr Z Indie","registered_at":"2026-06-09T14:50:35Z","spotify_id":"1Whemy1bzozsJR9apLP9Vq","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41d5dbd0c87840150bc6dc6fdab226c1c287d2837df4b65aa39b11f248061a5b. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Whemy1bzozsJR9apLP9Vq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Whemy1bzozsJR9apLP9Vq.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x41d5dbd0c87840150bc6dc6fdab226c1c287d2837df4b65aa39b11f248061a5b","isrc":"CZA161100914","name":"Tygr Z Indie","registered_at":"2026-06-09T14:50:35Z","spotify_id":"1Whemy1bzozsJR9apLP9Vq","type":"track"}
track: Přátelé, Chvátám, Chvátám
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  duration: PT1M15S
  duration ms: 75000
  explicit: false
  by artist: Josef Dvořák
  in album: Veselé Dětské Písničky
  isrc code: CZA161103333
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Či A Či A Čičičí, Jsou To Kluci Kočičí
track: Statistika
track: Když Jde Malý Bobr Spát
track: Méďové-Brum, Brum, Brum, O Čem Se Zdá Medvědům
track: Rychlík Jede Do Prahy
track: Trpasličí Svatba
track: Hlupáku, Najdu Tě
track: Večerníček
track: Chytila Jsem Na Pasece Žížalu
track: Sluníčko
track: Žárlivý Kakadu
track: Když Se Načančám
track: Né, Pětku Né!
track: Hastrmane, Tatrmane
track: Malé Kotě
track: Žofka Ředitelkou Zoo - Mbabá Mbabá-Zoologická Zahrada Je Jen Chabá Náhrada
track: Královské Reggae
track: Medvědi Nevědí
track: Holky Z Naší Školky
track: Cestu Znám Jen Já
track: Tam, Kde V Noci Jasně Svítí Světlušky
track: Parní Stroj
track: Vydrýsek
track: Ztracená Bačkorka
track: Je Tu Les
track: Máme Rádi Zvířata
track: Samá Voda, Přihořívá
track: Létající Čestmír
track: Trpaslíci Trávou Jdou!
track: Neopatrný Křeček
track: Na Políčku V Jetelíčku
track: Dělání
track: Pátá
track: Ježek Se Má
track: Švadlenka Madlenka
track: Zázračný Doktor
track: Hej Hou, Hej Hou
track: Tanec Malého Ptáčka
track: Sandokan
track: Moucha
track: Kdepak, Ty Ptáčku, Hnízdo Máš?
track: Hříbě
track: Vařili Jsme Kaši
track: Není Nutno
track: Zítra Stromek Zazáří

Veselé Dětské Písničky
type: MusicAlbum
date published: 2017-09-01

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-05T09:05:13+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xf5e6bfc0ad363c7acae0ffa17fcbf6b72636025262e5365802759f884800a6a8

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953520

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953520

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/64Mj5sQJDhtl2Dh5BmFsZy.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/64Mj5sQJDhtl2Dh5BmFsZy

OTSTimestamp
type: PropertyValue
value: 2026-06-13T13:32:09Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xf5e6bfc0ad363c7acae0ffa17fcbf6b72636025262e5365802759f884800a6a8","isrc":"CZA161103333","name":"Přátelé, Chvátám, Chvátám","registered_at":"2026-06-05T09:05:13Z","spotify_id":"64Mj5sQJDhtl2Dh5BmFsZy","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5e6bfc0ad363c7acae0ffa17fcbf6b72636025262e5365802759f884800a6a8. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/64Mj5sQJDhtl2Dh5BmFsZy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/64Mj5sQJDhtl2Dh5BmFsZy.
date published: 2026-06-13T13:32:09Z
text: {"copyright_id":"0xf5e6bfc0ad363c7acae0ffa17fcbf6b72636025262e5365802759f884800a6a8","isrc":"CZA161103333","name":"Přátelé, Chvátám, Chvátám","registered_at":"2026-06-05T09:05:13Z","spotify_id":"64Mj5sQJDhtl2Dh5BmFsZy","type":"track"}

Či A Či A Čičičí, Jsou To Kluci Kočičí
type: MusicRecording
duration: PT4M44S
duration ms: 284000
explicit: false
by artist: Stepan Konicek
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161441256
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:44:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x33bcfc3d7d079bfb4f51e24bdbda9c8fafd2238bd2c1263d47cd8b3678536cef
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5P2JiV9aTWavLvn9oRKY72.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5P2JiV9aTWavLvn9oRKY72
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x33bcfc3d7d079bfb4f51e24bdbda9c8fafd2238bd2c1263d47cd8b3678536cef","isrc":"CZA161441256","name":"Či A Či A Čičičí, Jsou To Kluci Kočičí","registered_at":"2026-06-08T19:44:41Z","spotify_id":"5P2JiV9aTWavLvn9oRKY72","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33bcfc3d7d079bfb4f51e24bdbda9c8fafd2238bd2c1263d47cd8b3678536cef. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5P2JiV9aTWavLvn9oRKY72.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5P2JiV9aTWavLvn9oRKY72.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x33bcfc3d7d079bfb4f51e24bdbda9c8fafd2238bd2c1263d47cd8b3678536cef","isrc":"CZA161441256","name":"Či A Či A Čičičí, Jsou To Kluci Kočičí","registered_at":"2026-06-08T19:44:41Z","spotify_id":"5P2JiV9aTWavLvn9oRKY72","type":"track"}

Statistika
type: MusicRecording
duration: PT2M11S
duration ms: 131000
explicit: false
by artist: Michaela Hanušová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA163344651
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:08:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb2febe9a7c375ffc45f7ac1a63fcf194de7ba341c133d7bff44cf3a2f157fef7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4wWsRqTnAGnUnV8b1nTZRS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4wWsRqTnAGnUnV8b1nTZRS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2febe9a7c375ffc45f7ac1a63fcf194de7ba341c133d7bff44cf3a2f157fef7. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4wWsRqTnAGnUnV8b1nTZRS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4wWsRqTnAGnUnV8b1nTZRS.
  date published: 2026-06-13T13:32:09Z

Když Jde Malý Bobr Spát
type: MusicRecording
duration: PT2M59S
duration ms: 179000
explicit: false
by artist: Petr Skoumal
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA169100309
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T10:07:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x44e607137372c9087c7731dc80ebc2f5c837335248dc262d2e39a6a83b531a5f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5j54haPIqRo9veNHM8FAm9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5j54haPIqRo9veNHM8FAm9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x44e607137372c9087c7731dc80ebc2f5c837335248dc262d2e39a6a83b531a5f","isrc":"CZA169100309","name":"Když Jde Malý Bobr Spát","registered_at":"2026-06-05T10:07:22Z","spotify_id":"5j54haPIqRo9veNHM8FAm9","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44e607137372c9087c7731dc80ebc2f5c837335248dc262d2e39a6a83b531a5f. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5j54haPIqRo9veNHM8FAm9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5j54haPIqRo9veNHM8FAm9.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x44e607137372c9087c7731dc80ebc2f5c837335248dc262d2e39a6a83b531a5f","isrc":"CZA169100309","name":"Když Jde Malý Bobr Spát","registered_at":"2026-06-05T10:07:22Z","spotify_id":"5j54haPIqRo9veNHM8FAm9","type":"track"}

Méďové-Brum, Brum, Brum, O Čem Se Zdá Medvědům
type: MusicRecording
duration: PT1M45S
duration ms: 105000
explicit: false
by artist: Šimon Lenk
by artist: Jaroslav Samson Lenk
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA160200184
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:08:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf5f38faa2f743bbd174545910e1373b88ccc6314a38c959f57418ea7756a2fe9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4Nm7lsG8Qfy7ZVOTCdnEIr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Nm7lsG8Qfy7ZVOTCdnEIr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf5f38faa2f743bbd174545910e1373b88ccc6314a38c959f57418ea7756a2fe9","isrc":"CZA160200184","name":"Méďové-Brum, Brum, Brum, O Čem Se Zdá Medvědům","registered_at":"2026-06-09T07:08:43Z","spotify_id":"4Nm7lsG8Qfy7ZVOTCdnEIr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5f38faa2f743bbd174545910e1373b88ccc6314a38c959f57418ea7756a2fe9. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4Nm7lsG8Qfy7ZVOTCdnEIr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Nm7lsG8Qfy7ZVOTCdnEIr.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xf5f38faa2f743bbd174545910e1373b88ccc6314a38c959f57418ea7756a2fe9","isrc":"CZA160200184","name":"Méďové-Brum, Brum, Brum, O Čem Se Zdá Medvědům","registered_at":"2026-06-09T07:08:43Z","spotify_id":"4Nm7lsG8Qfy7ZVOTCdnEIr","type":"track"}

Rychlík Jede Do Prahy
type: MusicRecording
duration: PT2M41S
duration ms: 161000
explicit: false
by artist: Luděk Sobota
by artist: Banjo Band Ivana Mladka
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161100676
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:07:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfc96a800ad088eb8ad311a03e971e66dc56b5f881d4da3ab85f9f53bfde2fe49
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6Q3SWOWjr2I90CNDYIkHJO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Q3SWOWjr2I90CNDYIkHJO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfc96a800ad088eb8ad311a03e971e66dc56b5f881d4da3ab85f9f53bfde2fe49","isrc":"CZA161100676","name":"Rychlík Jede Do Prahy","registered_at":"2026-06-09T07:07:05Z","spotify_id":"6Q3SWOWjr2I90CNDYIkHJO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc96a800ad088eb8ad311a03e971e66dc56b5f881d4da3ab85f9f53bfde2fe49. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Q3SWOWjr2I90CNDYIkHJO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Q3SWOWjr2I90CNDYIkHJO.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xfc96a800ad088eb8ad311a03e971e66dc56b5f881d4da3ab85f9f53bfde2fe49","isrc":"CZA161100676","name":"Rychlík Jede Do Prahy","registered_at":"2026-06-09T07:07:05Z","spotify_id":"6Q3SWOWjr2I90CNDYIkHJO","type":"track"}

Trpasličí Svatba
type: MusicRecording
duration: PT2M44S
duration ms: 164000
explicit: false
by artist: Rangers
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA168000397
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:18:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7464263cd00cdefb1e81e9610ae57eac6ee490f16e4a91a7a8848a2fc5a2e7ad
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3Zs5qutxmoLLfKZpCoe0we.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Zs5qutxmoLLfKZpCoe0we
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7464263cd00cdefb1e81e9610ae57eac6ee490f16e4a91a7a8848a2fc5a2e7ad","isrc":"CZA168000397","name":"Trpasličí Svatba","registered_at":"2026-06-09T07:18:58Z","spotify_id":"3Zs5qutxmoLLfKZpCoe0we","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7464263cd00cdefb1e81e9610ae57eac6ee490f16e4a91a7a8848a2fc5a2e7ad. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Zs5qutxmoLLfKZpCoe0we.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Zs5qutxmoLLfKZpCoe0we.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x7464263cd00cdefb1e81e9610ae57eac6ee490f16e4a91a7a8848a2fc5a2e7ad","isrc":"CZA168000397","name":"Trpasličí Svatba","registered_at":"2026-06-09T07:18:58Z","spotify_id":"3Zs5qutxmoLLfKZpCoe0we","type":"track"}

Hlupáku, Najdu Tě
type: MusicRecording
duration: PT2M17S
duration ms: 137000
explicit: false
by artist: Jaroslav Uhlíř
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161602548
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T07:08:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc33f94f98850f3d4b198ead619a9a0f195ccf919ada455b6fcb97d9d75527bb9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7s5MvrxXME8l2RuUKBNdPT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7s5MvrxXME8l2RuUKBNdPT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc33f94f98850f3d4b198ead619a9a0f195ccf919ada455b6fcb97d9d75527bb9","isrc":"CZA161602548","name":"Hlupáku, Najdu Tě","registered_at":"2026-06-06T07:08:08Z","spotify_id":"7s5MvrxXME8l2RuUKBNdPT","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc33f94f98850f3d4b198ead619a9a0f195ccf919ada455b6fcb97d9d75527bb9. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7s5MvrxXME8l2RuUKBNdPT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7s5MvrxXME8l2RuUKBNdPT.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xc33f94f98850f3d4b198ead619a9a0f195ccf919ada455b6fcb97d9d75527bb9","isrc":"CZA161602548","name":"Hlupáku, Najdu Tě","registered_at":"2026-06-06T07:08:08Z","spotify_id":"7s5MvrxXME8l2RuUKBNdPT","type":"track"}

Večerníček
type: MusicRecording
duration: PT3M2S
duration ms: 182000
explicit: false
by artist: Karel Černoch
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167500515
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T01:38:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfa6219f6b34a086b891f55b31951c4ab7af02462d532df91f88754bf903e4eda
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3yzGCjQdWyH9CH1Rehd9xo.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3yzGCjQdWyH9CH1Rehd9xo
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfa6219f6b34a086b891f55b31951c4ab7af02462d532df91f88754bf903e4eda","isrc":"CZA167500515","name":"Večerníček","registered_at":"2026-06-07T01:38:07Z","spotify_id":"3yzGCjQdWyH9CH1Rehd9xo","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa6219f6b34a086b891f55b31951c4ab7af02462d532df91f88754bf903e4eda. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3yzGCjQdWyH9CH1Rehd9xo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3yzGCjQdWyH9CH1Rehd9xo.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xfa6219f6b34a086b891f55b31951c4ab7af02462d532df91f88754bf903e4eda","isrc":"CZA167500515","name":"Večerníček","registered_at":"2026-06-07T01:38:07Z","spotify_id":"3yzGCjQdWyH9CH1Rehd9xo","type":"track"}

Chytila Jsem Na Pasece Žížalu
type: MusicRecording
duration: PT2M34S
duration ms: 154000
explicit: false
by artist: Dagmar Patrasová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA168700955
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T18:51:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x059c5f36f4787aa4d0fddb11060af21095e37ea58cc6625eba38113b43e93e93
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/72F34dFbdc14HpJxiCIsNl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/72F34dFbdc14HpJxiCIsNl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x059c5f36f4787aa4d0fddb11060af21095e37ea58cc6625eba38113b43e93e93","isrc":"CZA168700955","name":"Chytila Jsem Na Pasece Žížalu","registered_at":"2026-06-05T18:51:31Z","spotify_id":"72F34dFbdc14HpJxiCIsNl","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x059c5f36f4787aa4d0fddb11060af21095e37ea58cc6625eba38113b43e93e93. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/72F34dFbdc14HpJxiCIsNl.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/72F34dFbdc14HpJxiCIsNl.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x059c5f36f4787aa4d0fddb11060af21095e37ea58cc6625eba38113b43e93e93","isrc":"CZA168700955","name":"Chytila Jsem Na Pasece Žížalu","registered_at":"2026-06-05T18:51:31Z","spotify_id":"72F34dFbdc14HpJxiCIsNl","type":"track"}

Sluníčko
type: MusicRecording
duration: PT2M27S
duration ms: 147000
explicit: false
by artist: Jiří Suchý
by artist: Zuzana Vrbová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA166100002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:41:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe1c24a758d4e64e74c5b2d7eb27562e4e6ab342568c0ccbfaf77f93aa06d229e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3uxQNGjb1Xxob8Ozc17EGq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3uxQNGjb1Xxob8Ozc17EGq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe1c24a758d4e64e74c5b2d7eb27562e4e6ab342568c0ccbfaf77f93aa06d229e","isrc":"CZA166100002","name":"Sluníčko","registered_at":"2026-06-08T19:41:17Z","spotify_id":"3uxQNGjb1Xxob8Ozc17EGq","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1c24a758d4e64e74c5b2d7eb27562e4e6ab342568c0ccbfaf77f93aa06d229e. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3uxQNGjb1Xxob8Ozc17EGq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3uxQNGjb1Xxob8Ozc17EGq.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xe1c24a758d4e64e74c5b2d7eb27562e4e6ab342568c0ccbfaf77f93aa06d229e","isrc":"CZA166100002","name":"Sluníčko","registered_at":"2026-06-08T19:41:17Z","spotify_id":"3uxQNGjb1Xxob8Ozc17EGq","type":"track"}

Žárlivý Kakadu
type: MusicRecording
duration: PT2M26S
duration ms: 146000
explicit: false
by artist: Viktor Sodoma
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167200464
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T21:25:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x793a63f01a09506ab1e431e6df41b57593c1f7c6c5cadc1e9d102fd6ffa363c9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0iYSTZzRcz9WHGRdDzfYk2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0iYSTZzRcz9WHGRdDzfYk2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x793a63f01a09506ab1e431e6df41b57593c1f7c6c5cadc1e9d102fd6ffa363c9","isrc":"CZA167200464","name":"Žárlivý Kakadu","registered_at":"2026-06-07T21:25:20Z","spotify_id":"0iYSTZzRcz9WHGRdDzfYk2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x793a63f01a09506ab1e431e6df41b57593c1f7c6c5cadc1e9d102fd6ffa363c9. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0iYSTZzRcz9WHGRdDzfYk2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0iYSTZzRcz9WHGRdDzfYk2.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x793a63f01a09506ab1e431e6df41b57593c1f7c6c5cadc1e9d102fd6ffa363c9","isrc":"CZA167200464","name":"Žárlivý Kakadu","registered_at":"2026-06-07T21:25:20Z","spotify_id":"0iYSTZzRcz9WHGRdDzfYk2","type":"track"}

Když Se Načančám
type: MusicRecording
duration: PT3M43S
duration ms: 223000
explicit: false
by artist: Heidi Janku
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA540254611
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T04:06:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x10748222cb700d8d0f86edf1bad3f48d310ae48dc1b344a2faf8cc000a19e63d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954130
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/954130
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1M9Df3n8dYWIq8drQNFwOI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1M9Df3n8dYWIq8drQNFwOI
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T20:31:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x10748222cb700d8d0f86edf1bad3f48d310ae48dc1b344a2faf8cc000a19e63d","isrc":"CZA540254611","name":"Když Se Načančám","registered_at":"2026-06-17T04:06:55Z","spotify_id":"1M9Df3n8dYWIq8drQNFwOI","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10748222cb700d8d0f86edf1bad3f48d310ae48dc1b344a2faf8cc000a19e63d. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:31:13Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1M9Df3n8dYWIq8drQNFwOI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1M9Df3n8dYWIq8drQNFwOI.
  date published: 2026-06-17T20:31:13Z
  text: {"copyright_id":"0x10748222cb700d8d0f86edf1bad3f48d310ae48dc1b344a2faf8cc000a19e63d","isrc":"CZA540254611","name":"Když Se Načančám","registered_at":"2026-06-17T04:06:55Z","spotify_id":"1M9Df3n8dYWIq8drQNFwOI","type":"track"}

Né, Pětku Né!
type: MusicRecording
duration: PT2M38S
duration ms: 158000
explicit: false
by artist: Josef Melen
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161101058
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:55:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x16633c232def7d70b5852ca0639ef4b71031a4a65a14364527ef4bbbfb4c1df7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2CVQHkoNNPiMa2zucmMbn0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2CVQHkoNNPiMa2zucmMbn0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x16633c232def7d70b5852ca0639ef4b71031a4a65a14364527ef4bbbfb4c1df7","isrc":"CZA161101058","name":"Né, Pětku Né!","registered_at":"2026-06-06T16:55:36Z","spotify_id":"2CVQHkoNNPiMa2zucmMbn0","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16633c232def7d70b5852ca0639ef4b71031a4a65a14364527ef4bbbfb4c1df7. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2CVQHkoNNPiMa2zucmMbn0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2CVQHkoNNPiMa2zucmMbn0.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x16633c232def7d70b5852ca0639ef4b71031a4a65a14364527ef4bbbfb4c1df7","isrc":"CZA161101058","name":"Né, Pětku Né!","registered_at":"2026-06-06T16:55:36Z","spotify_id":"2CVQHkoNNPiMa2zucmMbn0","type":"track"}

Hastrmane, Tatrmane
type: MusicRecording
duration: PT2M27S
duration ms: 147000
explicit: false
by artist: Rony Marton
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167300257
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T03:07:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x25492e97622d5df34eb1d673bf30adac89e0c0d07940d683b432e41eebdb112c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3o9plgfuVK3yPpnwereEjt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3o9plgfuVK3yPpnwereEjt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x25492e97622d5df34eb1d673bf30adac89e0c0d07940d683b432e41eebdb112c","isrc":"CZA167300257","name":"Hastrmane, Tatrmane","registered_at":"2026-06-10T03:07:58Z","spotify_id":"3o9plgfuVK3yPpnwereEjt","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25492e97622d5df34eb1d673bf30adac89e0c0d07940d683b432e41eebdb112c. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3o9plgfuVK3yPpnwereEjt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3o9plgfuVK3yPpnwereEjt.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x25492e97622d5df34eb1d673bf30adac89e0c0d07940d683b432e41eebdb112c","isrc":"CZA167300257","name":"Hastrmane, Tatrmane","registered_at":"2026-06-10T03:07:58Z","spotify_id":"3o9plgfuVK3yPpnwereEjt","type":"track"}

Malé Kotě
type: MusicRecording
duration: PT3M25S
duration ms: 205000
explicit: false
by artist: Jiří Suchý
by artist: Jitka Molavcová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA168800854
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:55:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde4777b27f33c96489a5d903bf361c8840a801f7c82da93957d08df3ec94ca39
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/79JYi6LffmL7PZO65rbIdW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79JYi6LffmL7PZO65rbIdW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xde4777b27f33c96489a5d903bf361c8840a801f7c82da93957d08df3ec94ca39","isrc":"CZA168800854","name":"Malé Kotě","registered_at":"2026-06-06T16:55:20Z","spotify_id":"79JYi6LffmL7PZO65rbIdW","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde4777b27f33c96489a5d903bf361c8840a801f7c82da93957d08df3ec94ca39. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/79JYi6LffmL7PZO65rbIdW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79JYi6LffmL7PZO65rbIdW.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xde4777b27f33c96489a5d903bf361c8840a801f7c82da93957d08df3ec94ca39","isrc":"CZA168800854","name":"Malé Kotě","registered_at":"2026-06-06T16:55:20Z","spotify_id":"79JYi6LffmL7PZO65rbIdW","type":"track"}

Žofka Ředitelkou Zoo - Mbabá Mbabá-Zoologická Zahrada Je Jen Chabá Náhrada
type: MusicRecording
duration: PT0M36S
duration ms: 36000
explicit: false
by artist: Petr Narozny
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA169600454
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T09:02:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x20fddaeb16e369165649046d23f05ae51727ef3ca355037c2a888860a23b184d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2XhjxvZMMdPu9Hjrs7zcUE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XhjxvZMMdPu9Hjrs7zcUE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x20fddaeb16e369165649046d23f05ae51727ef3ca355037c2a888860a23b184d","isrc":"CZA169600454","name":"Žofka Ředitelkou Zoo - Mbabá Mbabá-Zoologická Zahrada Je Jen Chabá Náhrada","registered_at":"2026-06-09T09:02:10Z","spotify_id":"2XhjxvZMMdPu9Hjrs7zcUE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20fddaeb16e369165649046d23f05ae51727ef3ca355037c2a888860a23b184d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2XhjxvZMMdPu9Hjrs7zcUE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XhjxvZMMdPu9Hjrs7zcUE.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x20fddaeb16e369165649046d23f05ae51727ef3ca355037c2a888860a23b184d","isrc":"CZA169600454","name":"Žofka Ředitelkou Zoo - Mbabá Mbabá-Zoologická Zahrada Je Jen Chabá Náhrada","registered_at":"2026-06-09T09:02:10Z","spotify_id":"2XhjxvZMMdPu9Hjrs7zcUE","type":"track"}

Královské Reggae
type: MusicRecording
duration: PT2M42S
duration ms: 162000
explicit: false
by artist: Dagmar Patrasová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA169500666
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T23:52:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa3ffa408ded3e9b97e5ebdb53b0af70bd90dd793567d9d7f50834e5d57789673
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4BkVGvBokFHd30NV9vJMoL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4BkVGvBokFHd30NV9vJMoL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa3ffa408ded3e9b97e5ebdb53b0af70bd90dd793567d9d7f50834e5d57789673","isrc":"CZA169500666","name":"Královské Reggae","registered_at":"2026-06-05T23:52:34Z","spotify_id":"4BkVGvBokFHd30NV9vJMoL","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3ffa408ded3e9b97e5ebdb53b0af70bd90dd793567d9d7f50834e5d57789673. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4BkVGvBokFHd30NV9vJMoL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4BkVGvBokFHd30NV9vJMoL.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xa3ffa408ded3e9b97e5ebdb53b0af70bd90dd793567d9d7f50834e5d57789673","isrc":"CZA169500666","name":"Královské Reggae","registered_at":"2026-06-05T23:52:34Z","spotify_id":"4BkVGvBokFHd30NV9vJMoL","type":"track"}

Medvědi Nevědí
type: MusicRecording
duration: PT2M21S
duration ms: 141000
explicit: false
by artist: Ivan Mladek
by artist: Banjo Band Ivana Mladka
by artist: Jan Bošina
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167600496
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T23:21:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc88a4d6f1a0508ef7dab07005706bcda4cafdab60f1527dd6a847996edd75be6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7BImpuT6UiPVlCvMqbZaLE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7BImpuT6UiPVlCvMqbZaLE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc88a4d6f1a0508ef7dab07005706bcda4cafdab60f1527dd6a847996edd75be6","isrc":"CZA167600496","name":"Medvědi Nevědí","registered_at":"2026-06-17T23:21:53Z","spotify_id":"7BImpuT6UiPVlCvMqbZaLE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc88a4d6f1a0508ef7dab07005706bcda4cafdab60f1527dd6a847996edd75be6. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7BImpuT6UiPVlCvMqbZaLE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7BImpuT6UiPVlCvMqbZaLE.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xc88a4d6f1a0508ef7dab07005706bcda4cafdab60f1527dd6a847996edd75be6","isrc":"CZA167600496","name":"Medvědi Nevědí","registered_at":"2026-06-17T23:21:53Z","spotify_id":"7BImpuT6UiPVlCvMqbZaLE","type":"track"}

Holky Z Naší Školky
type: MusicRecording
duration: PT3M48S
duration ms: 228000
explicit: false
by artist: Stanislav Hložek
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA168200335
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T09:12:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x47cca3ca484a3ddb3c85afed84cab6a300297601675703088bb7d6e0baf7ff88
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2mR00L64Xbw8I8sfMMfpKc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2mR00L64Xbw8I8sfMMfpKc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x47cca3ca484a3ddb3c85afed84cab6a300297601675703088bb7d6e0baf7ff88","isrc":"CZA168200335","name":"Holky Z Naší Školky","registered_at":"2026-06-11T09:12:32Z","spotify_id":"2mR00L64Xbw8I8sfMMfpKc","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47cca3ca484a3ddb3c85afed84cab6a300297601675703088bb7d6e0baf7ff88. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2mR00L64Xbw8I8sfMMfpKc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2mR00L64Xbw8I8sfMMfpKc.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x47cca3ca484a3ddb3c85afed84cab6a300297601675703088bb7d6e0baf7ff88","isrc":"CZA168200335","name":"Holky Z Naší Školky","registered_at":"2026-06-11T09:12:32Z","spotify_id":"2mR00L64Xbw8I8sfMMfpKc","type":"track"}

Cestu Znám Jen Já
type: MusicRecording
duration: PT2M35S
duration ms: 155000
explicit: false
by artist: Karel Gott
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161101208
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:57:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37af84d1223106f678bd87c0d9e8e1367abe934c6c366ac13bb4117e7a42f6d4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1pt4cANs95oFB6H49qP7Yx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1pt4cANs95oFB6H49qP7Yx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x37af84d1223106f678bd87c0d9e8e1367abe934c6c366ac13bb4117e7a42f6d4","isrc":"CZA161101208","name":"Cestu Znám Jen Já","registered_at":"2026-06-09T16:57:32Z","spotify_id":"1pt4cANs95oFB6H49qP7Yx","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37af84d1223106f678bd87c0d9e8e1367abe934c6c366ac13bb4117e7a42f6d4. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1pt4cANs95oFB6H49qP7Yx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1pt4cANs95oFB6H49qP7Yx.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x37af84d1223106f678bd87c0d9e8e1367abe934c6c366ac13bb4117e7a42f6d4","isrc":"CZA161101208","name":"Cestu Znám Jen Já","registered_at":"2026-06-09T16:57:32Z","spotify_id":"1pt4cANs95oFB6H49qP7Yx","type":"track"}

Tam, Kde V Noci Jasně Svítí Světlušky
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duration: PT0M31S
duration ms: 31000
explicit: false
by artist: Hana Horká
by artist: Zuzana Hanzlová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161103327
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T23:02:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0738dc071c08345b7e38cb6229aa15ba2e2c2058785fbcdd2f6fe0723df86620
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5GGHlh0BTRU7DGxDd7GA8e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GGHlh0BTRU7DGxDd7GA8e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0738dc071c08345b7e38cb6229aa15ba2e2c2058785fbcdd2f6fe0723df86620","isrc":"CZA161103327","name":"Tam, Kde V Noci Jasně Svítí Světlušky","registered_at":"2026-06-05T23:02:18Z","spotify_id":"5GGHlh0BTRU7DGxDd7GA8e","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0738dc071c08345b7e38cb6229aa15ba2e2c2058785fbcdd2f6fe0723df86620. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5GGHlh0BTRU7DGxDd7GA8e.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GGHlh0BTRU7DGxDd7GA8e.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x0738dc071c08345b7e38cb6229aa15ba2e2c2058785fbcdd2f6fe0723df86620","isrc":"CZA161103327","name":"Tam, Kde V Noci Jasně Svítí Světlušky","registered_at":"2026-06-05T23:02:18Z","spotify_id":"5GGHlh0BTRU7DGxDd7GA8e","type":"track"}

Parní Stroj
type: MusicRecording
duration: PT3M8S
duration ms: 188000
explicit: false
by artist: Skupina Františka Ringo Čecha
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167200357
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T14:07:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0df9ff38bdfb0f24759b554d339798e259f1bac5ba57afe8ec7932f853c9b828
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0mUZ3ThzbiVr2BEJJBvWtY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0mUZ3ThzbiVr2BEJJBvWtY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0df9ff38bdfb0f24759b554d339798e259f1bac5ba57afe8ec7932f853c9b828","isrc":"CZA167200357","name":"Parní Stroj","registered_at":"2026-06-11T14:07:25Z","spotify_id":"0mUZ3ThzbiVr2BEJJBvWtY","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0df9ff38bdfb0f24759b554d339798e259f1bac5ba57afe8ec7932f853c9b828. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0mUZ3ThzbiVr2BEJJBvWtY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0mUZ3ThzbiVr2BEJJBvWtY.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x0df9ff38bdfb0f24759b554d339798e259f1bac5ba57afe8ec7932f853c9b828","isrc":"CZA167200357","name":"Parní Stroj","registered_at":"2026-06-11T14:07:25Z","spotify_id":"0mUZ3ThzbiVr2BEJJBvWtY","type":"track"}

Vydrýsek
type: MusicRecording
duration: PT1M48S
duration ms: 108000
explicit: false
by artist: Šimon Lenk
by artist: Lucinka Hemrlová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA160200196
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:47:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0f823722642ea502702e5aa33e10f0e489a792564dd32cd15ff5c5d9ca790eeb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1kKuoVwo0C7Zp030qDbAVk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1kKuoVwo0C7Zp030qDbAVk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0f823722642ea502702e5aa33e10f0e489a792564dd32cd15ff5c5d9ca790eeb","isrc":"CZA160200196","name":"Vydrýsek","registered_at":"2026-06-10T16:47:00Z","spotify_id":"1kKuoVwo0C7Zp030qDbAVk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f823722642ea502702e5aa33e10f0e489a792564dd32cd15ff5c5d9ca790eeb. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1kKuoVwo0C7Zp030qDbAVk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1kKuoVwo0C7Zp030qDbAVk.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0f823722642ea502702e5aa33e10f0e489a792564dd32cd15ff5c5d9ca790eeb","isrc":"CZA160200196","name":"Vydrýsek","registered_at":"2026-06-10T16:47:00Z","spotify_id":"1kKuoVwo0C7Zp030qDbAVk","type":"track"}

Ztracená Bačkorka
type: MusicRecording
duration: PT2M14S
duration ms: 134000
explicit: false
by artist: Dagmar Patrasová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA169300297
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T16:12:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xff8d5bc60de3a6f6ab24fbc44be90ed5187415bcfef9e17cb21358c42692d338
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4K5SHaMvLmiUzUIaOxyCQQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4K5SHaMvLmiUzUIaOxyCQQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xff8d5bc60de3a6f6ab24fbc44be90ed5187415bcfef9e17cb21358c42692d338","isrc":"CZA169300297","name":"Ztracená Bačkorka","registered_at":"2026-06-07T16:12:57Z","spotify_id":"4K5SHaMvLmiUzUIaOxyCQQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff8d5bc60de3a6f6ab24fbc44be90ed5187415bcfef9e17cb21358c42692d338. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4K5SHaMvLmiUzUIaOxyCQQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4K5SHaMvLmiUzUIaOxyCQQ.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xff8d5bc60de3a6f6ab24fbc44be90ed5187415bcfef9e17cb21358c42692d338","isrc":"CZA169300297","name":"Ztracená Bačkorka","registered_at":"2026-06-07T16:12:57Z","spotify_id":"4K5SHaMvLmiUzUIaOxyCQQ","type":"track"}

Je Tu Les
type: MusicRecording
duration: PT1M37S
duration ms: 97000
explicit: false
by artist: Luděk Čtvrtlík
by artist: Zuzana Hanzlová
by artist: Hana Horká
by artist: Petr Skoumal
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA169400616
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T22:32:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf2a6412f3efb16c72c37a50dc079f4dd5d710b891080efbe69660a8a4382df71
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/189N3om2M2bukvsQtDmrP2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/189N3om2M2bukvsQtDmrP2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf2a6412f3efb16c72c37a50dc079f4dd5d710b891080efbe69660a8a4382df71","isrc":"CZA169400616","name":"Je Tu Les","registered_at":"2026-06-10T22:32:55Z","spotify_id":"189N3om2M2bukvsQtDmrP2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2a6412f3efb16c72c37a50dc079f4dd5d710b891080efbe69660a8a4382df71. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/189N3om2M2bukvsQtDmrP2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/189N3om2M2bukvsQtDmrP2.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xf2a6412f3efb16c72c37a50dc079f4dd5d710b891080efbe69660a8a4382df71","isrc":"CZA169400616","name":"Je Tu Les","registered_at":"2026-06-10T22:32:55Z","spotify_id":"189N3om2M2bukvsQtDmrP2","type":"track"}

Máme Rádi Zvířata
type: MusicRecording
duration: PT1M43S
duration ms: 103000
explicit: false
by artist: Jitka Molavcová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA169000076
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T03:08:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ad6e65b864f576ce775fde7a6327728d9f8fc17d3296ff911524e3217c17ce0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6zttLnVaZos7u45sj9pD28.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6zttLnVaZos7u45sj9pD28
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4ad6e65b864f576ce775fde7a6327728d9f8fc17d3296ff911524e3217c17ce0","isrc":"CZA169000076","name":"Máme Rádi Zvířata","registered_at":"2026-06-10T03:08:40Z","spotify_id":"6zttLnVaZos7u45sj9pD28","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ad6e65b864f576ce775fde7a6327728d9f8fc17d3296ff911524e3217c17ce0. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6zttLnVaZos7u45sj9pD28.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6zttLnVaZos7u45sj9pD28.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x4ad6e65b864f576ce775fde7a6327728d9f8fc17d3296ff911524e3217c17ce0","isrc":"CZA169000076","name":"Máme Rádi Zvířata","registered_at":"2026-06-10T03:08:40Z","spotify_id":"6zttLnVaZos7u45sj9pD28","type":"track"}

Samá Voda, Přihořívá
type: MusicRecording
duration: PT2M37S
duration ms: 157000
explicit: false
by artist: Olympic
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167400117
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T10:07:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda1f029cdfb59afbc43ca848854b0a31529852216cf9ca5d9b26e118fb5734c7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1qGQPAWjlzqOUuZNHsFN5e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qGQPAWjlzqOUuZNHsFN5e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xda1f029cdfb59afbc43ca848854b0a31529852216cf9ca5d9b26e118fb5734c7","isrc":"CZA167400117","name":"Samá Voda, Přihořívá","registered_at":"2026-06-19T10:07:58Z","spotify_id":"1qGQPAWjlzqOUuZNHsFN5e","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda1f029cdfb59afbc43ca848854b0a31529852216cf9ca5d9b26e118fb5734c7. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1qGQPAWjlzqOUuZNHsFN5e.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qGQPAWjlzqOUuZNHsFN5e.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xda1f029cdfb59afbc43ca848854b0a31529852216cf9ca5d9b26e118fb5734c7","isrc":"CZA167400117","name":"Samá Voda, Přihořívá","registered_at":"2026-06-19T10:07:58Z","spotify_id":"1qGQPAWjlzqOUuZNHsFN5e","type":"track"}

Létající Čestmír
type: MusicRecording
duration: PT1M32S
duration ms: 92000
explicit: false
by artist: Michal David
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161100625
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T14:04:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x11fa9c58b1413ef5ebc85b77e3debacc8c8dffa46582a71f6080ce608ca9836c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3iqu0fb9AsjfPnixd9rWhv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3iqu0fb9AsjfPnixd9rWhv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x11fa9c58b1413ef5ebc85b77e3debacc8c8dffa46582a71f6080ce608ca9836c","isrc":"CZA161100625","name":"Létající Čestmír","registered_at":"2026-06-07T14:04:36Z","spotify_id":"3iqu0fb9AsjfPnixd9rWhv","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11fa9c58b1413ef5ebc85b77e3debacc8c8dffa46582a71f6080ce608ca9836c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3iqu0fb9AsjfPnixd9rWhv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3iqu0fb9AsjfPnixd9rWhv.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x11fa9c58b1413ef5ebc85b77e3debacc8c8dffa46582a71f6080ce608ca9836c","isrc":"CZA161100625","name":"Létající Čestmír","registered_at":"2026-06-07T14:04:36Z","spotify_id":"3iqu0fb9AsjfPnixd9rWhv","type":"track"}

Trpaslíci Trávou Jdou!
type: MusicRecording
duration: PT1M53S
duration ms: 113000
explicit: false
by artist: Viktor Sodoma
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167300424
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T19:24:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xea15a44f7a469b8d9d63264a66af724e2756254b1502d322a5ea9302f20ae6f8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/10DMrYCijl90kGHNK8oyII.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/10DMrYCijl90kGHNK8oyII
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xea15a44f7a469b8d9d63264a66af724e2756254b1502d322a5ea9302f20ae6f8","isrc":"CZA167300424","name":"Trpaslíci Trávou Jdou!","registered_at":"2026-06-20T19:24:42Z","spotify_id":"10DMrYCijl90kGHNK8oyII","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea15a44f7a469b8d9d63264a66af724e2756254b1502d322a5ea9302f20ae6f8. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/10DMrYCijl90kGHNK8oyII.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/10DMrYCijl90kGHNK8oyII.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xea15a44f7a469b8d9d63264a66af724e2756254b1502d322a5ea9302f20ae6f8","isrc":"CZA167300424","name":"Trpaslíci Trávou Jdou!","registered_at":"2026-06-20T19:24:42Z","spotify_id":"10DMrYCijl90kGHNK8oyII","type":"track"}

Neopatrný Křeček
type: MusicRecording
duration: PT2M9S
duration ms: 129000
explicit: false
by artist: Ivan Mladek
by artist: Banjo Band Ivana Mladka
by artist: Eva Janoušková
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167600498
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T10:08:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x993adac714f3ad8d9c85cd826d03fa3cd728bdbcb33711b1ae1f2f8b443d085e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6nQnhx2xOA8Q0N2LwOjt7M.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6nQnhx2xOA8Q0N2LwOjt7M
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x993adac714f3ad8d9c85cd826d03fa3cd728bdbcb33711b1ae1f2f8b443d085e","isrc":"CZA167600498","name":"Neopatrný Křeček","registered_at":"2026-06-19T10:08:41Z","spotify_id":"6nQnhx2xOA8Q0N2LwOjt7M","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x993adac714f3ad8d9c85cd826d03fa3cd728bdbcb33711b1ae1f2f8b443d085e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6nQnhx2xOA8Q0N2LwOjt7M.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6nQnhx2xOA8Q0N2LwOjt7M.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x993adac714f3ad8d9c85cd826d03fa3cd728bdbcb33711b1ae1f2f8b443d085e","isrc":"CZA167600498","name":"Neopatrný Křeček","registered_at":"2026-06-19T10:08:41Z","spotify_id":"6nQnhx2xOA8Q0N2LwOjt7M","type":"track"}

Na Políčku V Jetelíčku
type: MusicRecording
duration: PT0M59S
duration ms: 59000
explicit: false
by artist: Josef Dvořák
by artist: Pavel Zedníček
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA163344662
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:47:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xea388e1016a6d15a5bea80efa46914a0f2472bf06ea729ae0f47b2afe2eecbfe
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3zjVBCyCnGTsjisE4MCfVa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3zjVBCyCnGTsjisE4MCfVa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xea388e1016a6d15a5bea80efa46914a0f2472bf06ea729ae0f47b2afe2eecbfe","isrc":"CZA163344662","name":"Na Políčku V Jetelíčku","registered_at":"2026-06-10T16:47:42Z","spotify_id":"3zjVBCyCnGTsjisE4MCfVa","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea388e1016a6d15a5bea80efa46914a0f2472bf06ea729ae0f47b2afe2eecbfe. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3zjVBCyCnGTsjisE4MCfVa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3zjVBCyCnGTsjisE4MCfVa.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xea388e1016a6d15a5bea80efa46914a0f2472bf06ea729ae0f47b2afe2eecbfe","isrc":"CZA163344662","name":"Na Políčku V Jetelíčku","registered_at":"2026-06-10T16:47:42Z","spotify_id":"3zjVBCyCnGTsjisE4MCfVa","type":"track"}

Dělání
type: MusicRecording
duration: PT2M53S
duration ms: 173000
explicit: false
by artist: Jaroslav Uhlíř
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161602547
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T04:19:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde21ad12acc3bea20bf59e8eae46adda25e1be5798c7e8b1a0fe2ffa7bea553b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4z1OOy2l20O0w1MZufDVKK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4z1OOy2l20O0w1MZufDVKK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xde21ad12acc3bea20bf59e8eae46adda25e1be5798c7e8b1a0fe2ffa7bea553b","isrc":"CZA161602547","name":"Dělání","registered_at":"2026-06-07T04:19:34Z","spotify_id":"4z1OOy2l20O0w1MZufDVKK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde21ad12acc3bea20bf59e8eae46adda25e1be5798c7e8b1a0fe2ffa7bea553b. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4z1OOy2l20O0w1MZufDVKK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4z1OOy2l20O0w1MZufDVKK.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xde21ad12acc3bea20bf59e8eae46adda25e1be5798c7e8b1a0fe2ffa7bea553b","isrc":"CZA161602547","name":"Dělání","registered_at":"2026-06-07T04:19:34Z","spotify_id":"4z1OOy2l20O0w1MZufDVKK","type":"track"}

Pátá
type: MusicRecording
duration: PT1M2S
duration ms: 62000
explicit: false
by artist: Iveta Bartošová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161204242
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T10:08:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x13beb6c61cb15736835ff5a50344891f76d4f7736c1c1b47eeacaa6dad3b94ea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0sVaCjbtGhW5cp5cY3bncj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0sVaCjbtGhW5cp5cY3bncj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x13beb6c61cb15736835ff5a50344891f76d4f7736c1c1b47eeacaa6dad3b94ea","isrc":"CZA161204242","name":"Pátá","registered_at":"2026-06-19T10:08:48Z","spotify_id":"0sVaCjbtGhW5cp5cY3bncj","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13beb6c61cb15736835ff5a50344891f76d4f7736c1c1b47eeacaa6dad3b94ea. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0sVaCjbtGhW5cp5cY3bncj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0sVaCjbtGhW5cp5cY3bncj.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x13beb6c61cb15736835ff5a50344891f76d4f7736c1c1b47eeacaa6dad3b94ea","isrc":"CZA161204242","name":"Pátá","registered_at":"2026-06-19T10:08:48Z","spotify_id":"0sVaCjbtGhW5cp5cY3bncj","type":"track"}

Ježek Se Má
type: MusicRecording
duration: PT2M58S
duration ms: 178000
explicit: false
by artist: Viktor Sodoma
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167200465
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T21:09:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x24ac5ffdc433f96bfccf71455532179fe69594968541f21b50576f81f8a8c055
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1WaYNfQJj0uECGf9sjLazk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1WaYNfQJj0uECGf9sjLazk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x24ac5ffdc433f96bfccf71455532179fe69594968541f21b50576f81f8a8c055","isrc":"CZA167200465","name":"Ježek Se Má","registered_at":"2026-06-17T21:09:36Z","spotify_id":"1WaYNfQJj0uECGf9sjLazk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24ac5ffdc433f96bfccf71455532179fe69594968541f21b50576f81f8a8c055. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1WaYNfQJj0uECGf9sjLazk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1WaYNfQJj0uECGf9sjLazk.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x24ac5ffdc433f96bfccf71455532179fe69594968541f21b50576f81f8a8c055","isrc":"CZA167200465","name":"Ježek Se Má","registered_at":"2026-06-17T21:09:36Z","spotify_id":"1WaYNfQJj0uECGf9sjLazk","type":"track"}

Švadlenka Madlenka
type: MusicRecording
duration: PT1M59S
duration ms: 119000
explicit: false
by artist: Luděk Sobota
by artist: Banjo Band Ivana Mladka
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167900826
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T23:08:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc257f7fd22f93ffb29b17ff267e4c7d4b4dfe726d6a44e6ea54b0ec3a340f5df
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4fFpPzZFgbkXvb9LQAUYZS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fFpPzZFgbkXvb9LQAUYZS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc257f7fd22f93ffb29b17ff267e4c7d4b4dfe726d6a44e6ea54b0ec3a340f5df","isrc":"CZA167900826","name":"Švadlenka Madlenka","registered_at":"2026-06-21T23:08:11Z","spotify_id":"4fFpPzZFgbkXvb9LQAUYZS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc257f7fd22f93ffb29b17ff267e4c7d4b4dfe726d6a44e6ea54b0ec3a340f5df. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4fFpPzZFgbkXvb9LQAUYZS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fFpPzZFgbkXvb9LQAUYZS.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xc257f7fd22f93ffb29b17ff267e4c7d4b4dfe726d6a44e6ea54b0ec3a340f5df","isrc":"CZA167900826","name":"Švadlenka Madlenka","registered_at":"2026-06-21T23:08:11Z","spotify_id":"4fFpPzZFgbkXvb9LQAUYZS","type":"track"}

Zázračný Doktor
type: MusicRecording
duration: PT2M23S
duration ms: 143000
explicit: false
by artist: Aťka Janoušková
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA166300353
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T17:05:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd5be6b9b01e265db672a940d40d4664b16be9de3479e5df6dd7e2f7f85caaa04
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4QmYcNL63XnZmXFugAygq3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4QmYcNL63XnZmXFugAygq3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd5be6b9b01e265db672a940d40d4664b16be9de3479e5df6dd7e2f7f85caaa04","isrc":"CZA166300353","name":"Zázračný Doktor","registered_at":"2026-06-09T17:05:21Z","spotify_id":"4QmYcNL63XnZmXFugAygq3","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5be6b9b01e265db672a940d40d4664b16be9de3479e5df6dd7e2f7f85caaa04. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4QmYcNL63XnZmXFugAygq3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4QmYcNL63XnZmXFugAygq3.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xd5be6b9b01e265db672a940d40d4664b16be9de3479e5df6dd7e2f7f85caaa04","isrc":"CZA166300353","name":"Zázračný Doktor","registered_at":"2026-06-09T17:05:21Z","spotify_id":"4QmYcNL63XnZmXFugAygq3","type":"track"}

Hej Hou, Hej Hou
type: MusicRecording
duration: PT2M11S
duration ms: 131000
explicit: false
by artist: Taneční orchestr Čs. rozhlasu
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA166600013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T10:08:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x566921071c556f102ddcdc36c9e4287d461427abd7465ab149de875b2ece5740
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4yrZ316M0Af0nmCyFo76ys.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yrZ316M0Af0nmCyFo76ys
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x566921071c556f102ddcdc36c9e4287d461427abd7465ab149de875b2ece5740","isrc":"CZA166600013","name":"Hej Hou, Hej Hou","registered_at":"2026-06-19T10:08:14Z","spotify_id":"4yrZ316M0Af0nmCyFo76ys","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x566921071c556f102ddcdc36c9e4287d461427abd7465ab149de875b2ece5740. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4yrZ316M0Af0nmCyFo76ys.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yrZ316M0Af0nmCyFo76ys.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x566921071c556f102ddcdc36c9e4287d461427abd7465ab149de875b2ece5740","isrc":"CZA166600013","name":"Hej Hou, Hej Hou","registered_at":"2026-06-19T10:08:14Z","spotify_id":"4yrZ316M0Af0nmCyFo76ys","type":"track"}

Tanec Malého Ptáčka
type: MusicRecording
duration: PT2M31S
duration ms: 151000
explicit: false
by artist: Buřinky a Berušky Petra Dudeška
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA160415035
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T06:30:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd026ba78dd8e40c1fd1efcae58e042c196cebef901d434238989c04e9f26a452
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3MIGyLUBFGHyVHWRD4CHvK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3MIGyLUBFGHyVHWRD4CHvK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd026ba78dd8e40c1fd1efcae58e042c196cebef901d434238989c04e9f26a452","isrc":"CZA160415035","name":"Tanec Malého Ptáčka","registered_at":"2026-06-20T06:30:18Z","spotify_id":"3MIGyLUBFGHyVHWRD4CHvK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd026ba78dd8e40c1fd1efcae58e042c196cebef901d434238989c04e9f26a452. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3MIGyLUBFGHyVHWRD4CHvK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3MIGyLUBFGHyVHWRD4CHvK.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xd026ba78dd8e40c1fd1efcae58e042c196cebef901d434238989c04e9f26a452","isrc":"CZA160415035","name":"Tanec Malého Ptáčka","registered_at":"2026-06-20T06:30:18Z","spotify_id":"3MIGyLUBFGHyVHWRD4CHvK","type":"track"}

Sandokan
type: MusicRecording
duration: PT3M5S
duration ms: 185000
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA168300247
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T23:09:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4780db486b954ec76f86dd408843ba166a306221388cf9c7504e1adc1564dc38
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3gq8ZRPnL4N2laHU2LzJVL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3gq8ZRPnL4N2laHU2LzJVL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4780db486b954ec76f86dd408843ba166a306221388cf9c7504e1adc1564dc38. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3gq8ZRPnL4N2laHU2LzJVL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3gq8ZRPnL4N2laHU2LzJVL.
  date published: 2026-07-02T03:55:08Z

Moucha
type: MusicRecording
duration: PT2M7S
duration ms: 127000
explicit: false
by artist: Viktor Sodoma
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA168301998
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T02:49:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e303db93f3ae6c97ae2fe885ed38114063c20d6c5f021ce105ceda612fe0aaf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0mmbSokuWEIz6QbYWGciiE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0mmbSokuWEIz6QbYWGciiE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e303db93f3ae6c97ae2fe885ed38114063c20d6c5f021ce105ceda612fe0aaf. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0mmbSokuWEIz6QbYWGciiE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0mmbSokuWEIz6QbYWGciiE.
  date published: 2026-07-02T05:09:12Z

Kdepak, Ty Ptáčku, Hnízdo Máš?
type: MusicRecording
duration: PT2M56S
duration ms: 176000
explicit: false
by artist: Karel Gott
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA167300027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T08:25:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x87e2538e7dfd3847dd3b986314380abfe87c8799cb3b349f1d762a62b82a0d5e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5iwiRKwRBK8eb7Va2rlSLu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5iwiRKwRBK8eb7Va2rlSLu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x87e2538e7dfd3847dd3b986314380abfe87c8799cb3b349f1d762a62b82a0d5e","isrc":"CZA167300027","name":"Kdepak, Ty Ptáčku, Hnízdo Máš?","registered_at":"2026-06-05T08:25:29Z","spotify_id":"5iwiRKwRBK8eb7Va2rlSLu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87e2538e7dfd3847dd3b986314380abfe87c8799cb3b349f1d762a62b82a0d5e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5iwiRKwRBK8eb7Va2rlSLu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5iwiRKwRBK8eb7Va2rlSLu.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x87e2538e7dfd3847dd3b986314380abfe87c8799cb3b349f1d762a62b82a0d5e","isrc":"CZA167300027","name":"Kdepak, Ty Ptáčku, Hnízdo Máš?","registered_at":"2026-06-05T08:25:29Z","spotify_id":"5iwiRKwRBK8eb7Va2rlSLu","type":"track"}

Hříbě
type: MusicRecording
duration: PT3M14S
duration ms: 194000
explicit: false
by artist: Heidi Janku
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA540254603
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T03:33:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xff4b268e2dbadb19d33aac7a0cb4357f9b75ab22d44d1f71da3cf942d9eb0101
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3ZlV0B0oo4yJroYlU45wMI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZlV0B0oo4yJroYlU45wMI
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xff4b268e2dbadb19d33aac7a0cb4357f9b75ab22d44d1f71da3cf942d9eb0101","isrc":"CZA540254603","name":"Hříbě","registered_at":"2026-06-23T03:33:29Z","spotify_id":"3ZlV0B0oo4yJroYlU45wMI","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff4b268e2dbadb19d33aac7a0cb4357f9b75ab22d44d1f71da3cf942d9eb0101. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3ZlV0B0oo4yJroYlU45wMI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZlV0B0oo4yJroYlU45wMI.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xff4b268e2dbadb19d33aac7a0cb4357f9b75ab22d44d1f71da3cf942d9eb0101","isrc":"CZA540254603","name":"Hříbě","registered_at":"2026-06-23T03:33:29Z","spotify_id":"3ZlV0B0oo4yJroYlU45wMI","type":"track"}

Vařili Jsme Kaši
type: MusicRecording
duration: PT2M46S
duration ms: 166000
explicit: false
by artist: Jiří Helekal
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA168200452
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T23:10:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6b75f82f58ef714af87d5900c8b0916f7132830e58e8ab6c6ce885a0bb57d6f1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/64FHTlFj1xeoSnJsVIsqZ0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/64FHTlFj1xeoSnJsVIsqZ0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6b75f82f58ef714af87d5900c8b0916f7132830e58e8ab6c6ce885a0bb57d6f1","isrc":"CZA168200452","name":"Vařili Jsme Kaši","registered_at":"2026-06-21T23:10:56Z","spotify_id":"64FHTlFj1xeoSnJsVIsqZ0","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b75f82f58ef714af87d5900c8b0916f7132830e58e8ab6c6ce885a0bb57d6f1. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/64FHTlFj1xeoSnJsVIsqZ0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/64FHTlFj1xeoSnJsVIsqZ0.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x6b75f82f58ef714af87d5900c8b0916f7132830e58e8ab6c6ce885a0bb57d6f1","isrc":"CZA168200452","name":"Vařili Jsme Kaši","registered_at":"2026-06-21T23:10:56Z","spotify_id":"64FHTlFj1xeoSnJsVIsqZ0","type":"track"}

Není Nutno
type: MusicRecording
duration: PT1M12S
duration ms: 72000
explicit: false
by artist: Jaroslav Uhlíř
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA161602562
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T20:42:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3706e5e95463a37e0bf85cc13232fece9cdb043709ce938f2e3e1af7efabda32
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3WAY3xSvHfPhDiwy1VLlbD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WAY3xSvHfPhDiwy1VLlbD
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3706e5e95463a37e0bf85cc13232fece9cdb043709ce938f2e3e1af7efabda32. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3WAY3xSvHfPhDiwy1VLlbD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WAY3xSvHfPhDiwy1VLlbD.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x3706e5e95463a37e0bf85cc13232fece9cdb043709ce938f2e3e1af7efabda32","isrc":"CZA161602562","name":"Není Nutno","registered_at":"2026-06-06T20:42:20Z","spotify_id":"3WAY3xSvHfPhDiwy1VLlbD","type":"track"}

Zítra Stromek Zazáří
type: MusicRecording
duration: PT2M14S
duration ms: 134000
explicit: false
by artist: Karel Gott
by artist: Ivana Snopová
in album: Veselé Dětské Písničky
  type: MusicAlbum
  date published: 2017-09-01
isrc code: CZA168200261
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T12:21:30+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x1df272b4601121a975b65ca294136332a48ad3b92f232efb82b2a7c48f0d3910
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1e5J0eqN5Im2sHyCoQCZwJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1e5J0eqN5Im2sHyCoQCZwJ
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1df272b4601121a975b65ca294136332a48ad3b92f232efb82b2a7c48f0d3910. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1e5J0eqN5Im2sHyCoQCZwJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1e5J0eqN5Im2sHyCoQCZwJ.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x1df272b4601121a975b65ca294136332a48ad3b92f232efb82b2a7c48f0d3910","isrc":"CZA168200261","name":"Zítra Stromek Zazáří","registered_at":"2026-06-23T12:21:30Z","spotify_id":"1e5J0eqN5Im2sHyCoQCZwJ","type":"track"}

Hit Album
type: MusicAlbum
date published: 2008-06-30
track: Je To Zlý
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  by artist: Monika Absolonova
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    type: MusicAlbum
    date published: 2008-06-30
track: O Bláznech
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  by artist: Michal Penk
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
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  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
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    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4k3lD8H1jbEWBN1Wd1mK0N
  additional property: OTSTimestamp
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  additional property: OTSCanonicalRecord
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeea7c022976cb4910d5d54ee45324647e8fd92c0329bb0a85ba9b63b699dbe13. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4k3lD8H1jbEWBN1Wd1mK0N.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4k3lD8H1jbEWBN1Wd1mK0N.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xeea7c022976cb4910d5d54ee45324647e8fd92c0329bb0a85ba9b63b699dbe13","isrc":"CZA549200308","name":"O Bláznech","registered_at":"2026-06-06T12:05:49Z","spotify_id":"4k3lD8H1jbEWBN1Wd1mK0N","type":"track"}
track: Pro Pár Nic
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  duration: PT3M45S
  duration ms: 225000
  explicit: false
  by artist: Míša Nosková
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Slečna Závist
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257000
  explicit: false
  by artist: Ales Brichta
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
  isrc code: CZA549506104
track: Havraní Pírko
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242000
  explicit: false
  by artist: Alan Bastien
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Doufám, Že Mi Sílu Bůh Dá
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224000
  explicit: false
  by artist: Monika Absolonova
  by artist: Leona Machálková
  by artist: Dasha
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Hvězdy Se Mění
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223000
  explicit: false
  by artist: Jan Kalousek
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Forget About It
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  duration: PT3M32S
  duration ms: 212000
  explicit: false
  by artist: Connection
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Milujem Se Čím Dál Víc
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  duration: PT3M44S
  duration ms: 224000
  explicit: false
  by artist: Petr Kotvald
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Svět Se Točí Dál
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193000
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  by artist: Janek Ledecky
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Zlato, Nech Mě
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203000
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  by artist: Vera Martinova
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Co Víc Si Můžem Přát
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  duration: PT2M49S
  duration ms: 169000
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  by artist: Jakub Smolik
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    type: MusicAlbum
    date published: 2008-06-30
track: Srdce Prodávám
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250000
  explicit: false
  by artist: Petr Poláček
  by artist: Iluze
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
  isrc code: CZA540571509
track: Atlantída
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223000
  explicit: false
  by artist: Bára Basiková
  by artist: Precedens
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Trápení
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  duration: PT4M34S
  duration ms: 274000
  explicit: false
  by artist: Roman Vojtek
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Fame 2004
  type: MusicRecording
  duration: PT3M55S
  duration ms: 235000
  explicit: false
  by artist: Daniela Šinkorová
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Dáma Při Těle
  type: MusicRecording
  duration: PT2M31S
  duration ms: 151000
  explicit: false
  by artist: Petr Spálený
  by artist: Studiový orchestr
  in album: Hit Album
    type: MusicAlbum
    date published: 2008-06-30
track: Jen Trpělivost, Lásko Má

Jen Trpělivost, Lásko Má
type: MusicRecording
duration: PT3M35S
duration ms: 215000
explicit: false
by artist: Frantisek Nedved
by artist: Druhe podani
in album: Hit Album
  type: MusicAlbum
  date published: 2008-06-30
isrc code: CZA540679901

Singly (1986-1990)
type: MusicAlbum
date published: 2019-07-05
track: Vrásky si nedělám
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  duration: PT3M23S
  duration ms: 203080
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  by artist: Petr Kotvald
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    type: MusicAlbum
    date published: 2019-07-05
  isrc code: CZA168600024
track: Kouzelnice
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  duration: PT3M18S
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  by artist: Petr Kotvald
  in album: Singly (1986-1990)
    type: MusicAlbum
    date published: 2019-07-05
  isrc code: CZA168600306
track: Kam v tom jdeš
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  duration: PT4M10S
  duration ms: 250186
  explicit: false
  by artist: Petr Kotvald
  in album: Singly (1986-1990)
    type: MusicAlbum
    date published: 2019-07-05
track: Ukradnu tě, lásko
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  duration: PT2M42S
  duration ms: 162666
  explicit: false
  by artist: Petr Kotvald
  in album: Singly (1986-1990)
    type: MusicAlbum
    date published: 2019-07-05
  isrc code: CZA168700015
track: Přísně soukromá sci-fi
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  explicit: false
  by artist: Petr Kotvald
  in album: Singly (1986-1990)
    type: MusicAlbum
    date published: 2019-07-05
  isrc code: CZA168700014
track: Strejdo
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  duration: PT3M33S
  duration ms: 213466
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  by artist: Petr Kotvald
  by artist: Jindřich Parma
  by artist: Marek Šimůnek
  in album: Singly (1986-1990)
    type: MusicAlbum
    date published: 2019-07-05
track: Taneční
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  duration ms: 227739
  explicit: false
  by artist: Petr Kotvald
  by artist: Hana Krizkova
  in album: Singly (1986-1990)
    type: MusicAlbum
    date published: 2019-07-05
  isrc code: CZA168700008
track: Nech to hrát
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  duration: PT3M14S
  duration ms: 194026
  explicit: false
  by artist: Petr Kotvald
  in album: Singly (1986-1990)
    type: MusicAlbum
    date published: 2019-07-05
track: Gejzír
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  duration: PT3M39S
  duration ms: 219093
  explicit: false
  by artist: Petr Kotvald
  in album: Singly (1986-1990)
    type: MusicAlbum
    date published: 2019-07-05
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  additional property: CopyrightID
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  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6rImbDCchOkWYV5T4S2rBo.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6rImbDCchOkWYV5T4S2rBo
  additional property: OTSTimestamp
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  additional property: OTSCanonicalRecord
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd31a3d921f7983029d6abfa1ba79f041dcbea2f9823a86ab50f9528ddf0f458. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6rImbDCchOkWYV5T4S2rBo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6rImbDCchOkWYV5T4S2rBo.
    date published: 2026-07-08T03:22:41Z
    text: {"copyright_id":"0xdd31a3d921f7983029d6abfa1ba79f041dcbea2f9823a86ab50f9528ddf0f458","isrc":"CZA168800014","name":"Gejzír","registered_at":"2026-06-18T07:05:08Z","spotify_id":"6rImbDCchOkWYV5T4S2rBo","type":"track"}
track: Stínohry
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    type: MusicAlbum
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track: Kdekdo je dál
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  by artist: Petr Kotvald
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    type: MusicAlbum
    date published: 2019-07-05
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0fdNow2rJNNzWO64GNTtAG
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0fdNow2rJNNzWO64GNTtAG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0fdNow2rJNNzWO64GNTtAG.
    date published: 2026-07-02T11:34:59Z
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track: Pražský "Haus"
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  duration: PT3M47S
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  by artist: Petr Kotvald
  by artist: Hipodrom Jindřicha Parmy
  in album: Singly (1986-1990)
    type: MusicAlbum
    date published: 2019-07-05
  isrc code: CZA161300739
track: Pražský "haus" - Dub Mix
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  duration: PT3M17S
  duration ms: 197681
  explicit: false
  by artist: Petr Kotvald
  by artist: Dagmar Parmová
  by artist: Hipodrom Jindřicha Parmy
  in album: Singly (1986-1990)
  isrc code: CZA161900890
track: Ráj budoucích lásek tvých
track: Satelit
track: Noční proud
track: Milujem se čím dál víc
track: Tabák je jako láska - Variace na renezanční píseň T. Humea
track: Bourák
track: Tam kde jsem já, tam nejsi ty
track: Salto
track: Starlight Girl
track: Má holka střízlivá

Petr Kotvald
type: MusicGroup

Dagmar Parmová
type: MusicGroup

Hipodrom Jindřicha Parmy
type: MusicGroup

Singly (1986-1990)
type: MusicAlbum
date published: 2019-07-05

Ráj budoucích lásek tvých
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duration: PT3M22S
duration ms: 202640
explicit: false
by artist: Petr Kotvald
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05

Satelit
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duration: PT3M37S
duration ms: 217426
explicit: false
by artist: Petr Kotvald
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05
isrc code: CZA168900012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T11:42:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf63ed17f8470a669ce90a7ff248ddfe8c8766530194a6064cbde444eb1f2291b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957145
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3ZoBkA3pqrTKZUUKnL2xAT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZoBkA3pqrTKZUUKnL2xAT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf63ed17f8470a669ce90a7ff248ddfe8c8766530194a6064cbde444eb1f2291b. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3ZoBkA3pqrTKZUUKnL2xAT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZoBkA3pqrTKZUUKnL2xAT.
  date published: 2026-07-08T08:56:20Z

Noční proud
type: MusicRecording
duration: PT3M27S
duration ms: 207613
explicit: false
by artist: Petr Kotvald
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05
isrc code: CZA169000038

Milujem se čím dál víc
type: MusicRecording
duration: PT3M43S
duration ms: 223666
explicit: false
by artist: Petr Kotvald
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05
isrc code: CZA168900010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T19:56:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x304f3bf16081f08995e818487a46975e49dbfb0b43ea0155d13ab88d29c859a3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4RkoYPF8ihgohR3j8zfgfS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4RkoYPF8ihgohR3j8zfgfS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x304f3bf16081f08995e818487a46975e49dbfb0b43ea0155d13ab88d29c859a3","isrc":"CZA168900010","name":"Milujem se čím dál víc","registered_at":"2026-06-06T19:56:33Z","spotify_id":"4RkoYPF8ihgohR3j8zfgfS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x304f3bf16081f08995e818487a46975e49dbfb0b43ea0155d13ab88d29c859a3. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4RkoYPF8ihgohR3j8zfgfS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4RkoYPF8ihgohR3j8zfgfS.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x304f3bf16081f08995e818487a46975e49dbfb0b43ea0155d13ab88d29c859a3","isrc":"CZA168900010","name":"Milujem se čím dál víc","registered_at":"2026-06-06T19:56:33Z","spotify_id":"4RkoYPF8ihgohR3j8zfgfS","type":"track"}

Tabák je jako láska - Variace na renezanční píseň T. Humea
type: MusicRecording
duration: PT3M8S
duration ms: 188573
explicit: false
by artist: Petr Kotvald
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05

Bourák
type: MusicRecording
duration: PT4M1S
duration ms: 241426
explicit: false
by artist: Petr Kotvald
by artist: Pavla Forstová
by artist: Hipodrom Jindřicha Parmy
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05

Tam kde jsem já, tam nejsi ty
type: MusicRecording
duration: PT3M43S
duration ms: 223506
explicit: false
by artist: Petr Kotvald
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05
isrc code: CZA169000040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T19:03:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957145
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4ReV9pNUZoK1pTYK3KnjoW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ReV9pNUZoK1pTYK3KnjoW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8","isrc":"CZA169000040","name":"Tam kde jsem já, tam nejsi ty","registered_at":"2026-06-27T19:03:47Z","spotify_id":"4ReV9pNUZoK1pTYK3KnjoW","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ReV9pNUZoK1pTYK3KnjoW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ReV9pNUZoK1pTYK3KnjoW.
  date published: 2026-07-08T08:56:20Z
  text: {"copyright_id":"0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8","isrc":"CZA169000040","name":"Tam kde jsem já, tam nejsi ty","registered_at":"2026-06-27T19:03:47Z","spotify_id":"4ReV9pNUZoK1pTYK3KnjoW","type":"track"}

Salto
type: MusicRecording
duration: PT4M19S
duration ms: 259933
explicit: false
by artist: Petr Kotvald
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05

Starlight Girl
type: MusicRecording
duration: PT4M5S
duration ms: 245466
explicit: false
by artist: Petr Kotvald
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05

Má holka střízlivá
type: MusicRecording
duration: PT3M26S
duration ms: 206066
explicit: false
by artist: Petr Kotvald
in album: Singly (1986-1990)
  type: MusicAlbum
  date published: 2019-07-05
isrc code: CZA169100013

Bony a Klid 2
type: MusicAlbum
date published: 2014-05-19
track: Relax
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236933
  explicit: false
  by artist: Frankie Goes To Hollywood
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
  isrc code: GBAHW9900051
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T05:40:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1eb7767358c643692cc9b779d0339738ac1d11271d94a0545ec5c2ee966a4f9d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7g3wEKrPF1AQaHeCV2yIaZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7g3wEKrPF1AQaHeCV2yIaZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1eb7767358c643692cc9b779d0339738ac1d11271d94a0545ec5c2ee966a4f9d. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7g3wEKrPF1AQaHeCV2yIaZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7g3wEKrPF1AQaHeCV2yIaZ.
    date published: 2026-07-02T05:09:12Z
track: The Power of Love
  type: MusicRecording
  duration: PT5M29S
  duration ms: 329320
  explicit: false
  by artist: Frankie Goes To Hollywood
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
  isrc code: GBAHW9900034
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T14:26:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x515d35ee291ec0cf24fc7a4378c9187fa97ff69977a2ac107107c3bff497a617
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6pXWRLHBYM56qZpZOFZiaI.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6pXWRLHBYM56qZpZOFZiaI
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x515d35ee291ec0cf24fc7a4378c9187fa97ff69977a2ac107107c3bff497a617","isrc":"GBAHW9900034","name":"The Power of Love","registered_at":"2026-06-01T14:26:38Z","spotify_id":"6pXWRLHBYM56qZpZOFZiaI","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x515d35ee291ec0cf24fc7a4378c9187fa97ff69977a2ac107107c3bff497a617. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6pXWRLHBYM56qZpZOFZiaI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6pXWRLHBYM56qZpZOFZiaI.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x515d35ee291ec0cf24fc7a4378c9187fa97ff69977a2ac107107c3bff497a617","isrc":"GBAHW9900034","name":"The Power of Love","registered_at":"2026-06-01T14:26:38Z","spotify_id":"6pXWRLHBYM56qZpZOFZiaI","type":"track"}
track: Little Happy
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183693
  explicit: false
  by artist: Ezyway
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
  isrc code: CZA161401162
track: I Love You
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254626
  explicit: false
  by artist: Matej Ruppert
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
  isrc code: CZA161401163
track: Vindebona
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194066
  explicit: false
  by artist: Hoos
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
  isrc code: CZA161401164
track: Zlatá Mince
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206253
  explicit: false
  by artist: Ladislav Boldy
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
track: Dioda
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186146
  explicit: false
  by artist: Hoos
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
track: Vindebona Country
  type: MusicRecording
  duration: PT2M6S
  duration ms: 126080
  explicit: false
  by artist: Hoos
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
track: Tepláky
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211893
  explicit: false
  by artist: Nightwork
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
  isrc code: CZC550600060
track: Miss Moskva
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229800
  explicit: false
  by artist: Jiří Korn
  in album: Bony a Klid 2
    type: MusicAlbum
    date published: 2014-05-19
  isrc code: CZA168900001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T17:40:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x664e134de70e51255e69edb9be7ae7ae6441088d242eed759e6d300d27f5b3a1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957145
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0LMvZLmBIBybphkyPT7CHa.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LMvZLmBIBybphkyPT7CHa
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x664e134de70e51255e69edb9be7ae7ae6441088d242eed759e6d300d27f5b3a1","isrc":"CZA168900001","name":"Miss Moskva","registered_at":"2026-06-05T17:40:49Z","spotify_id":"0LMvZLmBIBybphkyPT7CHa","type":"track"}
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Hold Me Baby
track: I Leave It up to You
track: Right on My Pillow
track: Gay Town
track: Don't You Keep Your Tryin'
track: It's My Guess
track: I Wanna Fly on My Own Now
track: Livin' Ain't so Easy
track: I'm Just Screamin' On
track: I Love You II

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x664e134de70e51255e69edb9be7ae7ae6441088d242eed759e6d300d27f5b3a1. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0LMvZLmBIBybphkyPT7CHa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LMvZLmBIBybphkyPT7CHa.
date published: 2026-07-08T08:56:20Z
text: {"copyright_id":"0x664e134de70e51255e69edb9be7ae7ae6441088d242eed759e6d300d27f5b3a1","isrc":"CZA168900001","name":"Miss Moskva","registered_at":"2026-06-05T17:40:49Z","spotify_id":"0LMvZLmBIBybphkyPT7CHa","type":"track"}

Hold Me Baby
type: MusicRecording
duration: PT4M18S
duration ms: 258586
explicit: false
by artist: Charles Shaw
by artist: Silvia Brown
in album: Bony a Klid 2
  type: MusicAlbum
  date published: 2014-05-19
isrc code: CZA161441231
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T07:50:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x118ca14b41a1771eb842ab8625d483426aed8770c6cb1b0ca014be49c6508e88
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4pGUwssl9Sdz6hVilbZ5Ek.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4pGUwssl9Sdz6hVilbZ5Ek
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x118ca14b41a1771eb842ab8625d483426aed8770c6cb1b0ca014be49c6508e88","isrc":"CZA161441231","name":"Hold Me Baby","registered_at":"2026-06-21T07:50:16Z","spotify_id":"4pGUwssl9Sdz6hVilbZ5Ek","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-02T03:55:08Z
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I Leave It up to You
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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Right on My Pillow
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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Gay Town
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Don't You Keep Your Tryin'
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It's My Guess
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I Wanna Fly on My Own Now
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Livin' Ain't so Easy
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I'm Just Screamin' On
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I Love You II
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Nech To Hrát (5× Z Let 1986-1989)
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date published: 2014-10-24
track: Vrásky Si Nedělám
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track: Taneční
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track: Stínohry
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track: Ráj Budoucích Lásek Tvých
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LX
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track: Kázání
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track: Náplava
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track: Stejná i jiná
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track: Něžná
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track: Dvanáctá
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track: Jde za svou láskou
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track: Milenci
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track: Brejle
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track: Svátost lásky
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  isrc code: SKB721801001
track: Prachy máme V botě
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track: Jsi ve všech písních
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Vánoce Hrajou Glórijá (Vánoční Koncert - Live)
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track: Gloria Alleluia - Live
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track: Jingle Bells - Live
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track: Poprvé - Live
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track: Adeste Fideles - Live
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track: Tichá Noc - Live
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track: Cesty K Betlémům
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track: Dál Sníh Padá
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Exxxclusive (Best Of - Zlatá Kolekce)
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  subject of: OpenTimestamps Proof of Existence
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  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7JK00KE30e9YeAJExuqx5M.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7JK00KE30e9YeAJExuqx5M
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x304f3bf16081f08995e818487a46975e49dbfb0b43ea0155d13ab88d29c859a3","isrc":"CZA168900010","name":"Milujem Se Čím Dál Víc","registered_at":"2026-06-06T19:56:33Z","spotify_id":"7JK00KE30e9YeAJExuqx5M","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x304f3bf16081f08995e818487a46975e49dbfb0b43ea0155d13ab88d29c859a3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7JK00KE30e9YeAJExuqx5M.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7JK00KE30e9YeAJExuqx5M.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x304f3bf16081f08995e818487a46975e49dbfb0b43ea0155d13ab88d29c859a3","isrc":"CZA168900010","name":"Milujem Se Čím Dál Víc","registered_at":"2026-06-06T19:56:33Z","spotify_id":"7JK00KE30e9YeAJExuqx5M","type":"track"}
track: Kdekdo Je Dál
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226000
  explicit: false
  by artist: Petr Kotvald
  in album: Exxxclusive (Best Of - Zlatá Kolekce)
    type: MusicAlbum
    date published: 2016-05-20
  isrc code: CZA168900009
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T09:48:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/33xdp1xdTVrGapeVwQ1wUd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/33xdp1xdTVrGapeVwQ1wUd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7","isrc":"CZA168900009","name":"Kdekdo Je Dál","registered_at":"2026-06-07T09:48:47Z","spotify_id":"33xdp1xdTVrGapeVwQ1wUd","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/33xdp1xdTVrGapeVwQ1wUd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/33xdp1xdTVrGapeVwQ1wUd.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7","isrc":"CZA168900009","name":"Kdekdo Je Dál","registered_at":"2026-06-07T09:48:47Z","spotify_id":"33xdp1xdTVrGapeVwQ1wUd","type":"track"}
track: Kouzelnice
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197000
  explicit: false
  by artist: Petr Kotvald
  in album: Exxxclusive (Best Of - Zlatá Kolekce)
    type: MusicAlbum
    date published: 2016-05-20
  isrc code: CZA168600306
track: Satelit
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215000
  explicit: false
  by artist: Petr Kotvald
  in album: Exxxclusive (Best Of - Zlatá Kolekce)
    type: MusicAlbum
    date published: 2016-05-20
  isrc code: CZA168900012
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T11:42:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf63ed17f8470a669ce90a7ff248ddfe8c8766530194a6064cbde444eb1f2291b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956889
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956889
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3VQMwK13hE334W5coa8IgK.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3VQMwK13hE334W5coa8IgK
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T06:56:49Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf63ed17f8470a669ce90a7ff248ddfe8c8766530194a6064cbde444eb1f2291b. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3VQMwK13hE334W5coa8IgK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3VQMwK13hE334W5coa8IgK.
    date published: 2026-07-06T06:56:49Z
track: Salto
track: Má Holka Střízlivá
track: Tam Kde Jsem Já, Tam Nejsi Ty
track: Hyde Park
track: Ukradnu Tě, Lásko
track: Kam V Tom Jdeš
track: Taneční
track: Jako Špatné Léto Odcházím
track: Sláva Bárbý
track: Rozvod Se Odkládá
track: Než Padne Výstřel
track: Dívej Se, Jak Jsem Tvůj
track: Uniformy
track: Já, Kolumbus
track: Hůř Nám Už Nebude
track: Je V Tahu
track: Lásko, Lásko
track: Noční Proud
track: Plačky
track: Francouz
track: Exploduj
track: You
track: Smlouvej
track: Můj Dům Se Chrámem Nestává
track: Osamělý
track: Principal
track: Marilyn
track: Už Po Nás, Lásko Má, Jdou
track: Velikej, Malej
track: Dávno Jsou Písně Drogou Mou
track: Pražský "Haus"
track: Good Night, Má Hraběnko
track: Hully Gully
track: Hollywood Rain
track: A Tak Dál
track: Mumuland
track: Nebe Je Zkouřený
track: Kdo Mě Má Rád
track: Rosalyn
track: Jak To Bylo S Náma
track: Ku-Koo-Ru-Ku
track: Lady, Lady
track: Láska Jako Trám
track: Samba Vanda
track: Sushi

Salto
type: MusicRecording
duration: PT4M17S
duration ms: 257000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA169000037

Má Holka Střízlivá
type: MusicRecording
duration: PT3M25S
duration ms: 205000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA169100013

Tam Kde Jsem Já, Tam Nejsi Ty
type: MusicRecording
duration: PT3M41S
duration ms: 221000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA169000040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T19:03:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4qljGbjhuRTqwVvrZSvkGx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4qljGbjhuRTqwVvrZSvkGx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8","isrc":"CZA169000040","name":"Tam Kde Jsem Já, Tam Nejsi Ty","registered_at":"2026-06-27T19:03:47Z","spotify_id":"4qljGbjhuRTqwVvrZSvkGx","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4qljGbjhuRTqwVvrZSvkGx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4qljGbjhuRTqwVvrZSvkGx.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8","isrc":"CZA169000040","name":"Tam Kde Jsem Já, Tam Nejsi Ty","registered_at":"2026-06-27T19:03:47Z","spotify_id":"4qljGbjhuRTqwVvrZSvkGx","type":"track"}

Hyde Park
type: MusicRecording
duration: PT3M30S
duration ms: 210000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA169100014

Ukradnu Tě, Lásko
type: MusicRecording
duration: PT2M39S
duration ms: 159000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA168700015

Kam V Tom Jdeš
type: MusicRecording
duration: PT4M8S
duration ms: 248000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA168700016

Taneční
type: MusicRecording
duration: PT3M49S
duration ms: 229000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA540792535
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T20:16:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeb37dc1dad66619aa6da2499f44f37a9d25362901bc6a90f191a85f8fc2111eb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4ghVHiSDNB2XOAOmQqgb34.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ghVHiSDNB2XOAOmQqgb34
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xeb37dc1dad66619aa6da2499f44f37a9d25362901bc6a90f191a85f8fc2111eb","isrc":"CZA540792535","name":"Taneční","registered_at":"2026-06-11T20:16:52Z","spotify_id":"4ghVHiSDNB2XOAOmQqgb34","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb37dc1dad66619aa6da2499f44f37a9d25362901bc6a90f191a85f8fc2111eb. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ghVHiSDNB2XOAOmQqgb34.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ghVHiSDNB2XOAOmQqgb34.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xeb37dc1dad66619aa6da2499f44f37a9d25362901bc6a90f191a85f8fc2111eb","isrc":"CZA540792535","name":"Taneční","registered_at":"2026-06-11T20:16:52Z","spotify_id":"4ghVHiSDNB2XOAOmQqgb34","type":"track"}

Jako Špatné Léto Odcházím
type: MusicRecording
duration: PT3M55S
duration ms: 235000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA169100149

Sláva Bárbý
type: MusicRecording
duration: PT3M41S
duration ms: 221000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA831600001

Rozvod Se Odkládá
type: MusicRecording
duration: PT3M25S
duration ms: 205000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA831600002

Než Padne Výstřel
type: MusicRecording
duration: PT4M5S
duration ms: 245000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA169000234

Dívej Se, Jak Jsem Tvůj
type: MusicRecording
duration: PT3M33S
duration ms: 213000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA831600003

Uniformy
type: MusicRecording
duration: PT3M50S
duration ms: 230000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20

Já, Kolumbus
type: MusicRecording
duration: PT3M26S
duration ms: 206000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA169000236

Hůř Nám Už Nebude
type: MusicRecording
duration: PT4M12S
duration ms: 252000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA831600004

Je V Tahu
type: MusicRecording
duration: PT3M40S
duration ms: 220000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA168700013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T06:46:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2935b8f34dcfe92fda15e3475b0b61e8c4628e43ee2f99a40448bffc6e8b30ae
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1SdcwF9bBAnuSwF9zSZW6h.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1SdcwF9bBAnuSwF9zSZW6h
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2935b8f34dcfe92fda15e3475b0b61e8c4628e43ee2f99a40448bffc6e8b30ae","isrc":"CZA168700013","name":"Je V Tahu","registered_at":"2026-06-06T06:46:14Z","spotify_id":"1SdcwF9bBAnuSwF9zSZW6h","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2935b8f34dcfe92fda15e3475b0b61e8c4628e43ee2f99a40448bffc6e8b30ae. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1SdcwF9bBAnuSwF9zSZW6h.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1SdcwF9bBAnuSwF9zSZW6h.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x2935b8f34dcfe92fda15e3475b0b61e8c4628e43ee2f99a40448bffc6e8b30ae","isrc":"CZA168700013","name":"Je V Tahu","registered_at":"2026-06-06T06:46:14Z","spotify_id":"1SdcwF9bBAnuSwF9zSZW6h","type":"track"}

Lásko, Lásko
type: MusicRecording
duration: PT3M22S
duration ms: 202000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601449

Noční Proud
type: MusicRecording
duration: PT3M27S
duration ms: 207000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA169000038

Plačky
type: MusicRecording
duration: PT3M51S
duration ms: 231000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA230400207
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T19:08:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x489ea020835eb79088563062d083a512cb53fb26fd9cd316e39e9df74126bddb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/08pLXhB09lWPJSed3Rr7Yw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/08pLXhB09lWPJSed3Rr7Yw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x489ea020835eb79088563062d083a512cb53fb26fd9cd316e39e9df74126bddb","isrc":"CZA230400207","name":"Plačky","registered_at":"2026-06-27T19:08:13Z","spotify_id":"08pLXhB09lWPJSed3Rr7Yw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x489ea020835eb79088563062d083a512cb53fb26fd9cd316e39e9df74126bddb. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/08pLXhB09lWPJSed3Rr7Yw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/08pLXhB09lWPJSed3Rr7Yw.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x489ea020835eb79088563062d083a512cb53fb26fd9cd316e39e9df74126bddb","isrc":"CZA230400207","name":"Plačky","registered_at":"2026-06-27T19:08:13Z","spotify_id":"08pLXhB09lWPJSed3Rr7Yw","type":"track"}

Francouz
type: MusicRecording
duration: PT3M59S
duration ms: 239000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601470

Exploduj
type: MusicRecording
duration: PT3M35S
duration ms: 215000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601471

You
type: MusicRecording
duration: PT3M48S
duration ms: 228000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA540679802

Smlouvej
type: MusicRecording
duration: PT4M16S
duration ms: 256000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA831600005

Můj Dům Se Chrámem Nestává
type: MusicRecording
duration: PT4M15S
duration ms: 255000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601472

Osamělý
type: MusicRecording
duration: PT3M40S
duration ms: 220000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601450

Principal
type: MusicRecording
duration: PT3M25S
duration ms: 205000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA540679804

Marilyn
type: MusicRecording
duration: PT4M18S
duration ms: 258000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601473
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T23:58:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc807b80a2d02d4b47a8b9bad0b8a6422c544f1588d26e518fdba49d55861a1f2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1MWyHLh3aZmmP2OWyE1xGp.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1MWyHLh3aZmmP2OWyE1xGp
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc807b80a2d02d4b47a8b9bad0b8a6422c544f1588d26e518fdba49d55861a1f2. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1MWyHLh3aZmmP2OWyE1xGp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1MWyHLh3aZmmP2OWyE1xGp.
  date published: 2026-06-13T15:41:10Z

Už Po Nás, Lásko Má, Jdou
type: MusicRecording
duration: PT4M17S
duration ms: 257000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA831600006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T19:07:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x83e31f34fa1c62d408fc7ea095e739ec34319fbe6a3f27562cb9eb52ebcea6c6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/38aiRZNmpGCggZ5ZW9J3dB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/38aiRZNmpGCggZ5ZW9J3dB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x83e31f34fa1c62d408fc7ea095e739ec34319fbe6a3f27562cb9eb52ebcea6c6","isrc":"CZA831600006","name":"Už Po Nás, Lásko Má, Jdou","registered_at":"2026-06-27T19:07:23Z","spotify_id":"38aiRZNmpGCggZ5ZW9J3dB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83e31f34fa1c62d408fc7ea095e739ec34319fbe6a3f27562cb9eb52ebcea6c6. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/38aiRZNmpGCggZ5ZW9J3dB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/38aiRZNmpGCggZ5ZW9J3dB.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x83e31f34fa1c62d408fc7ea095e739ec34319fbe6a3f27562cb9eb52ebcea6c6","isrc":"CZA831600006","name":"Už Po Nás, Lásko Má, Jdou","registered_at":"2026-06-27T19:07:23Z","spotify_id":"38aiRZNmpGCggZ5ZW9J3dB","type":"track"}

Velikej, Malej
type: MusicRecording
duration: PT3M43S
duration ms: 223000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601451

Dávno Jsou Písně Drogou Mou
type: MusicRecording
duration: PT4M8S
duration ms: 248000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601452

Pražský "Haus"
type: MusicRecording
duration: PT3M46S
duration ms: 226000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA168900011

Good Night, Má Hraběnko
type: MusicRecording
duration: PT4M3S
duration ms: 243000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA831600007

Hully Gully
type: MusicRecording
duration: PT3M47S
duration ms: 227000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA231100281

Hollywood Rain
type: MusicRecording
duration: PT4M2S
duration ms: 242000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA540679805

A Tak Dál
type: MusicRecording
duration: PT3M34S
duration ms: 214000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601474
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T07:05:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa9a0b7b3c4270deadc568fd4b5162e5e85827fefccb6e7d1bd630cab63d71f1c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4O1fhmZ2sCEOv7HNSi7tY5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4O1fhmZ2sCEOv7HNSi7tY5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa9a0b7b3c4270deadc568fd4b5162e5e85827fefccb6e7d1bd630cab63d71f1c","isrc":"CZA161601474","name":"A Tak Dál","registered_at":"2026-06-18T07:05:42Z","spotify_id":"4O1fhmZ2sCEOv7HNSi7tY5","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9a0b7b3c4270deadc568fd4b5162e5e85827fefccb6e7d1bd630cab63d71f1c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4O1fhmZ2sCEOv7HNSi7tY5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4O1fhmZ2sCEOv7HNSi7tY5.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xa9a0b7b3c4270deadc568fd4b5162e5e85827fefccb6e7d1bd630cab63d71f1c","isrc":"CZA161601474","name":"A Tak Dál","registered_at":"2026-06-18T07:05:42Z","spotify_id":"4O1fhmZ2sCEOv7HNSi7tY5","type":"track"}

Mumuland
type: MusicRecording
duration: PT3M17S
duration ms: 197000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA163344786
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T10:08:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa186d7af44227a61d739be6c42c2589128c2ceca2d5bdee903aa5a5b2d8170e2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3rYFVwyq4jIDx9jUsOaYD0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3rYFVwyq4jIDx9jUsOaYD0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa186d7af44227a61d739be6c42c2589128c2ceca2d5bdee903aa5a5b2d8170e2. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3rYFVwyq4jIDx9jUsOaYD0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3rYFVwyq4jIDx9jUsOaYD0.
  date published: 2026-06-13T15:41:10Z

Nebe Je Zkouřený
type: MusicRecording
duration: PT3M45S
duration ms: 225000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20

Kdo Mě Má Rád
type: MusicRecording
duration: PT3M47S
duration ms: 227000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601455

Rosalyn
type: MusicRecording
duration: PT4M17S
duration ms: 257000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601456

Jak To Bylo S Náma
type: MusicRecording
duration: PT4M24S
duration ms: 264000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20
isrc code: CZA161601457

Ku-Koo-Ru-Ku
type: MusicRecording
duration: PT3M46S
duration ms: 226000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20

Lady, Lady
type: MusicRecording
duration: PT4M48S
duration ms: 288000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20

Láska Jako Trám
type: MusicRecording
duration: PT3M36S
duration ms: 216000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20

Samba Vanda
type: MusicRecording
duration: PT4M1S
duration ms: 241000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20

Sushi
type: MusicRecording
duration: PT3M36S
duration ms: 216000
explicit: false
by artist: Petr Kotvald
in album: Exxxclusive (Best Of - Zlatá Kolekce)
  type: MusicAlbum
  date published: 2016-05-20

Prave tady, prave ted...
type: MusicAlbum
date published: 2011-09-23
track: Hully Gully
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227706
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Bonus myho zivota
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237973
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Oci ptaka
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242533
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Pocinani
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208466
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Nas vezmou do nebe
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230733
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Dlouha pout
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223653
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Co mam to chtej
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236306
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Portobello Road
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222120
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Prave tady a prave ted
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242813
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Erotika
  type: MusicRecording
  duration: PT4M4S
  duration ms: 244853
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Stop
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224480
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Prazsky disco
  type: MusicRecording
  duration: PT5M46S
  duration ms: 346453
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
track: Dal snih pada
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232133
  explicit: false
  by artist: Petr Kotvald
  in album: Prave tady, prave ted...
    type: MusicAlbum
    date published: 2011-09-23
  isrc code: CZA231100289

Tyrkys A Lásku V Očích Mám (Výběr)
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date published: 2011-08-08
track: Tyrkys V Očích Mám
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    date published: 2011-08-08
track: Přísně Soukromá Sci-Fi
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    type: MusicAlbum
    date published: 2011-08-08
track: Stopy
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track: Já, Kolumbus
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track: Jako Špatné Léto Odcházím
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track: Kouzelnice
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track: Já Kvůli Tobě Stvořil Svět
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track: Má Holka Střízlivá
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track: Tabák Je Jako Láska - Variace Na Renezanční Píseň T. Humea
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    type: MusicAlbum
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track: Stevie, Dobrej Den
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track: Milujem Se Čím Dál Víc
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Jinak To Nejde (Bonus Track Version)
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb64393d59183f7e2957f204039132e3fa49d917d68139defaf6facb71f846939. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4plxSmnJOCO81DR3rr8JLF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4plxSmnJOCO81DR3rr8JLF.
    date published: 2026-07-02T05:09:12Z
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track: Jak Já Mám To Ságo Rád
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  by artist: Stanislav Hložek
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  by artist: Karel Vágner se svým orchestrem
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track: Až Budou Kytky Umět Psát
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track: Digitální Svět
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-06-13T13:32:09Z
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track: Vrať Se K Dětským Hrám
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track: Má Pohádková Země
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track: Lásko Kolem Nás
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track: Definice Lásky
track: Kdo Má Rád
track: Džínovej Kluk - Bonus Track
track: Potulní Kejklíři - Bonus Track
track: Karel - Bonus Track
track: Ahoj, Léto - Bonus Track
track: Je Tu Doba Dešťů - Bonus Track
track: Tam Kde Schází Terminál - Bonus Track
track: Kousek Cesty S Tebou - Bonus Track
track: Dáma S Diplomem - Bonus Track
track: Jako Nemluvně - Bonus Track

Hana Zagorová
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Stanislav Hložek
type: MusicGroup

Petr Kotvald
type: MusicGroup

Jinak To Nejde (Bonus Track Version)
type: MusicAlbum
date published: 2010-09-26

Definice Lásky
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by artist: Petr Kotvald
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Kdo Má Rád
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by artist: Stanislav Hložek
by artist: Petr Kotvald
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isrc code: CZA168500115

Džínovej Kluk - Bonus Track
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by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Jinak To Nejde (Bonus Track Version)
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x047108e2741448a2394fcc59e4e056a6f4da34e5c7a9319363f94a9e447f2326. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5GDmKf10VMAxkzS2zmm4Uc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GDmKf10VMAxkzS2zmm4Uc.
  date published: 2026-06-13T17:25:41Z
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Potulní Kejklíři - Bonus Track
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by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Jinak To Nejde (Bonus Track Version)
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  date published: 2010-09-26
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Karel - Bonus Track
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by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Jinak To Nejde (Bonus Track Version)
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-08T03:22:41Z
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Ahoj, Léto - Bonus Track
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by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Jinak To Nejde (Bonus Track Version)
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4o3pbDw26VtmCv2CBM6eH0
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c687b99da944873ed12c24995bcabb83f6b939da1abcb7ef9ce3c06258a2c35. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4o3pbDw26VtmCv2CBM6eH0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4o3pbDw26VtmCv2CBM6eH0.
  date published: 2026-07-02T03:55:08Z
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Je Tu Doba Dešťů - Bonus Track
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by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Jinak To Nejde (Bonus Track Version)
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  date published: 2010-09-26

Tam Kde Schází Terminál - Bonus Track
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explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Jinak To Nejde (Bonus Track Version)
  type: MusicAlbum
  date published: 2010-09-26

Kousek Cesty S Tebou - Bonus Track
type: MusicRecording
duration: PT3M58S
duration ms: 238973
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Jinak To Nejde (Bonus Track Version)
  type: MusicAlbum
  date published: 2010-09-26
isrc code: CZA168700083
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5869b783c2e011b8b5ef9d2fd0e72f6522f06565773724c6e843a3b7f67f3fe3. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5qZgYSAY6Vh1rRS2fIoI63.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5qZgYSAY6Vh1rRS2fIoI63.
  date published: 2026-07-08T03:53:27Z
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Dáma S Diplomem - Bonus Track
type: MusicRecording
duration: PT3M15S
duration ms: 195009
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Jinak To Nejde (Bonus Track Version)
  type: MusicAlbum
  date published: 2010-09-26

Jako Nemluvně - Bonus Track
type: MusicRecording
duration: PT2M31S
duration ms: 151080
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Jinak To Nejde (Bonus Track Version)
  type: MusicAlbum
  date published: 2010-09-26

Senza Holky, Senza Kluci
type: MusicAlbum
date published: 2010-05-08
track: Digy Dou
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  explicit: false
  by artist: Stanislav Hložek
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  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: Lásce Je Milión Roků
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  duration: PT2M38S
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
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    type: MusicAlbum
    date published: 2010-05-08
track: Kvítková Holka
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  duration: PT3M14S
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  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: V Krbu Je Oheň
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  duration: PT3M40S
  duration ms: 220720
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: Máme Doma Ráj
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  duration: PT2M38S
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  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: Malé Ženy
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  duration: PT3M22S
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  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: Krásný
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  duration: PT2M50S
  duration ms: 170320
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: Senza Holky, Senza Kluci
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  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
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  additional property: CopyrightStatus
    type: PropertyValue
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    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSRecordURL
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    value: https://artists.proofprofile.net/proofs/track/6t9Wir7yq1nIuwRbKPKcER.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6t9Wir7yq1nIuwRbKPKcER
  additional property: OTSTimestamp
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  additional property: OTSCanonicalRecord
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79a069db8fd67e168e1134b0f5b9c6191462710af18540bec9c166c9a5f2cf31. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6t9Wir7yq1nIuwRbKPKcER.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6t9Wir7yq1nIuwRbKPKcER.
    date published: 2026-07-02T11:38:34Z
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track: Dívky Co Dřív Jsem Znal
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: Definice Lásky
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  duration: PT3M2S
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: Princezno, Jdi Už Spát
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  duration: PT3M27S
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  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
  isrc code: CZA168500184
track: Přej A Bude Ti Přáno
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  duration: PT3M51S
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: Neříkej Mi Sklerotiku
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  duration: PT3M7S
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vagner
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    type: MusicAlbum
    date published: 2010-05-08
track: Dům Hrůz
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  duration: PT3M47S
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  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
  isrc code: CZA168500283
track: Gábinka
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  duration: PT2M58S
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  in album: Senza Holky, Senza Kluci
    type: MusicAlbum
    date published: 2010-05-08
track: Klukovské Plány
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  duration: PT3M20S
  duration ms: 200546
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Senza Holky, Senza Kluci
track: Právo Žít - Live
track: Dva = Jedné
track: Bláznivá

Senza Holky, Senza Kluci
type: MusicAlbum
date published: 2010-05-08

Právo Žít - Live
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duration: PT3M41S
duration ms: 221397
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Senza Holky, Senza Kluci
  type: MusicAlbum
  date published: 2010-05-08

Dva = Jedné
type: MusicRecording
duration: PT2M15S
duration ms: 135573
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Senza Holky, Senza Kluci
  type: MusicAlbum
  date published: 2010-05-08

Bláznivá
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duration: PT3M26S
duration ms: 206840
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Senza Holky, Senza Kluci
  type: MusicAlbum
  date published: 2010-05-08

Holky Z Naší Školky (Největší Hity)
type: MusicAlbum
date published: 2010-04-23
track: V Pohodě
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  duration: PT3M26S
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  in album: Holky Z Naší Školky (Největší Hity)
    type: MusicAlbum
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track: Bílá Královna
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  in album: Holky Z Naší Školky (Největší Hity)
    type: MusicAlbum
    date published: 2010-04-23
  isrc code: CZA168300249
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/270zSl1VA7Qw4CUMqAGQBM.json
  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/270zSl1VA7Qw4CUMqAGQBM
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f591595610e2cd33f4ad3fcb422827440a6be7db5291b5eceb0728b5d540d89. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/270zSl1VA7Qw4CUMqAGQBM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/270zSl1VA7Qw4CUMqAGQBM.
    date published: 2026-07-02T11:38:34Z
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track: Oh Suzi
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  by artist: Petr Kotvald
  in album: Holky Z Naší Školky (Největší Hity)
    type: MusicAlbum
    date published: 2010-04-23
  isrc code: CZA168100155
track: Bantam
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  duration: PT3M29S
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  by artist: Petr Kotvald
  in album: Holky Z Naší Školky (Největší Hity)
    type: MusicAlbum
    date published: 2010-04-23
  isrc code: CZA168200337
track: Zmoklá Kráska
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  by artist: Stanislav Hložek
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  in album: Holky Z Naší Školky (Největší Hity)
    type: MusicAlbum
    date published: 2010-04-23
  isrc code: CZA168400326
track: Láska Očima
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  in album: Holky Z Naší Školky (Největší Hity)
    type: MusicAlbum
    date published: 2010-04-23
  isrc code: CZA168300246
track: Sandokan
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  additional property: OTSRecordURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/53ENi6ORUiGkSVxf4Dm5hv
  additional property: OTSTimestamp
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  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4780db486b954ec76f86dd408843ba166a306221388cf9c7504e1adc1564dc38. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/53ENi6ORUiGkSVxf4Dm5hv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/53ENi6ORUiGkSVxf4Dm5hv.
    date published: 2026-06-13T15:41:10Z
track: Ošklivé Malé Káčátko
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    type: MusicAlbum
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  isrc code: CZA168400324
track: Krejčí
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    value: https://explorer.copyrightchains.com/tx/0x6929a6348f257dfda0d27f373405ba97645aca53908a87eb8d2da4141e8e1301
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957118
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957118
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/14N5REMOyL11o7byUSrH4s.json
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Odvahu Mám A Tak Jedem
track: Diana
track: Malá
track: Déšť Má Dovolenou
track: Nemáš Mě, Lásko Má
track: Krásky
track: Nesedej Na Lep Snům
track: Dívka, Co Sama Chodí Spát
track: Sen Můj A Lízin
track: Dívka Madelaine
track: Přej A Bude Ti Přáno
track: Krásný
track: Holky Z Naší Školky

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/14N5REMOyL11o7byUSrH4s

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x6929a6348f257dfda0d27f373405ba97645aca53908a87eb8d2da4141e8e1301","isrc":"CZA168300244","name":"Krejčí","registered_at":"2026-06-09T10:55:38Z","spotify_id":"14N5REMOyL11o7byUSrH4s","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6929a6348f257dfda0d27f373405ba97645aca53908a87eb8d2da4141e8e1301. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/14N5REMOyL11o7byUSrH4s.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/14N5REMOyL11o7byUSrH4s.
date published: 2026-07-08T03:20:19Z
text: {"copyright_id":"0x6929a6348f257dfda0d27f373405ba97645aca53908a87eb8d2da4141e8e1301","isrc":"CZA168300244","name":"Krejčí","registered_at":"2026-06-09T10:55:38Z","spotify_id":"14N5REMOyL11o7byUSrH4s","type":"track"}

Odvahu Mám A Tak Jedem
type: MusicRecording
duration: PT4M4S
duration ms: 244893
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168400212

Diana
type: MusicRecording
duration: PT3M50S
duration ms: 230880
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA161100944
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T10:05:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xba2d11752eb4899cd15ed1a08841276bbcc99c18b46560daddf5050ebce2d335
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1PYcLLBA2jxJu1V4m8lRt8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1PYcLLBA2jxJu1V4m8lRt8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba2d11752eb4899cd15ed1a08841276bbcc99c18b46560daddf5050ebce2d335. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1PYcLLBA2jxJu1V4m8lRt8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1PYcLLBA2jxJu1V4m8lRt8.
  date published: 2026-07-08T03:22:41Z

Malá
type: MusicRecording
duration: PT3M53S
duration ms: 233333
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA161100943

Déšť Má Dovolenou
type: MusicRecording
duration: PT2M38S
duration ms: 158440
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168200336

Nemáš Mě, Lásko Má
type: MusicRecording
duration: PT4M7S
duration ms: 247800
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168400209

Krásky
type: MusicRecording
duration: PT3M11S
duration ms: 191800
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168400129

Nesedej Na Lep Snům
type: MusicRecording
duration: PT3M12S
duration ms: 192280
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168300250

Dívka, Co Sama Chodí Spát
type: MusicRecording
duration: PT3M41S
duration ms: 221586
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168400213

Sen Můj A Lízin
type: MusicRecording
duration: PT3M34S
duration ms: 214666
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168300248
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T17:28:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xac7789d7af3b4f832e56ea5023b2d94315aae6f66dba23f70319eb6913bd8d7b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956889
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6opGVIdq8ub6QBC3AZecqu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6opGVIdq8ub6QBC3AZecqu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xac7789d7af3b4f832e56ea5023b2d94315aae6f66dba23f70319eb6913bd8d7b","isrc":"CZA168300248","name":"Sen Můj A Lízin","registered_at":"2026-06-11T17:28:46Z","spotify_id":"6opGVIdq8ub6QBC3AZecqu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac7789d7af3b4f832e56ea5023b2d94315aae6f66dba23f70319eb6913bd8d7b. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6opGVIdq8ub6QBC3AZecqu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6opGVIdq8ub6QBC3AZecqu.
  date published: 2026-07-06T06:56:49Z
  text: {"copyright_id":"0xac7789d7af3b4f832e56ea5023b2d94315aae6f66dba23f70319eb6913bd8d7b","isrc":"CZA168300248","name":"Sen Můj A Lízin","registered_at":"2026-06-11T17:28:46Z","spotify_id":"6opGVIdq8ub6QBC3AZecqu","type":"track"}

Dívka Madelaine
type: MusicRecording
duration: PT3M30S
duration ms: 210533
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168300252

Přej A Bude Ti Přáno
type: MusicRecording
duration: PT3M51S
duration ms: 231973
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168500187

Krásný
type: MusicRecording
duration: PT2M48S
duration ms: 168733
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA168500186

Holky Z Naší Školky
type: MusicRecording
duration: PT3M40S
duration ms: 220453
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky (Největší Hity)
  type: MusicAlbum
  date published: 2010-04-23
isrc code: CZA161001046
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:24:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8d9391b21c507c745907b711cf47f9d069fb448eb889b715f91cf86e8b906d66
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2hz5HK1gfkIPBL5arJMrVw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2hz5HK1gfkIPBL5arJMrVw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8d9391b21c507c745907b711cf47f9d069fb448eb889b715f91cf86e8b906d66","isrc":"CZA161001046","name":"Holky Z Naší Školky","registered_at":"2026-06-04T10:24:17Z","spotify_id":"2hz5HK1gfkIPBL5arJMrVw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d9391b21c507c745907b711cf47f9d069fb448eb889b715f91cf86e8b906d66. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2hz5HK1gfkIPBL5arJMrVw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2hz5HK1gfkIPBL5arJMrVw.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x8d9391b21c507c745907b711cf47f9d069fb448eb889b715f91cf86e8b906d66","isrc":"CZA161001046","name":"Holky Z Naší Školky","registered_at":"2026-06-04T10:24:17Z","spotify_id":"2hz5HK1gfkIPBL5arJMrVw","type":"track"}

V Pohodě (Bonus Track Version)
type: MusicAlbum
date published: 2010-04-15
track: Průšvih
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202880
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vágner se svým orchestrem
  by artist: Bezinky
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400205
track: Vás Nosí Čáp
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183967
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vágner se svým orchestrem
  by artist: Dechová sekce
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400206
track: Plačky
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164253
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vágner se svým orchestrem
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400207
track: Pokaždé
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217133
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vágner se svým orchestrem
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400208
track: Nemáš Mě, Lásko Má
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246666
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400209
track: Gizela
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199156
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vágner se svým orchestrem
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400210
track: Právo Žít
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225784
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vágner se svým orchestrem
  by artist: Bambini Di Praga
  by artist: Bezinky
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400211
track: Odvahu Mám A Tak Jedem
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247000
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400212
track: Dívka, Co Sama Chodí Spát
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220546
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400213
track: Láska Je Živá
  type: MusicRecording
  duration: PT2M38S
  duration ms: 158013
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400214
track: Bílý Máj
  type: MusicRecording
  duration: PT2M39S
  duration ms: 159052
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vágner se svým orchestrem
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400215
track: Poutníci
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215064
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vagner
  by artist: Karel Vágner se svým orchestrem
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400216
track: Nepospíchej
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261973
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Karel Vágner se svým orchestrem
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400217
track: V Pohodě
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205333
  explicit: false
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: V Pohodě (Bonus Track Version)
    type: MusicAlbum
    date published: 2010-04-15
  isrc code: CZA168400218
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T18:12:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x15ded4aa1cb4551b8ab57304edf1f1950829bd747fd34059b37d067c4e974515
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957118
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957118
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/60Xs52H8S4AzRLrBk810KP.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/60Xs52H8S4AzRLrBk810KP
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x15ded4aa1cb4551b8ab57304edf1f1950829bd747fd34059b37d067c4e974515","isrc":"CZA168400218","name":"V Pohodě","registered_at":"2026-06-05T18:12:26Z","spotify_id":"60Xs52H8S4AzRLrBk810KP","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
track: Dva = Jedné - Bonus Track
track: Láska Očima - Bonus Track
track: Čas Tance - Bonus Track
track: Právo Žít - Bonus Track, Live
track: Věř Ve Svůj Sen - Bonus Track

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15ded4aa1cb4551b8ab57304edf1f1950829bd747fd34059b37d067c4e974515. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/60Xs52H8S4AzRLrBk810KP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/60Xs52H8S4AzRLrBk810KP.
date published: 2026-07-08T03:20:19Z
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Dva = Jedné - Bonus Track
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duration: PT2M15S
duration ms: 135573
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: V Pohodě (Bonus Track Version)
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  date published: 2010-04-15
isrc code: CZA168300251

Láska Očima - Bonus Track
type: MusicRecording
duration: PT4M55S
duration ms: 295970
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
by artist: Karel Vágner se svým orchestrem
by artist: Bezinky
in album: V Pohodě (Bonus Track Version)
  type: MusicAlbum
  date published: 2010-04-15
isrc code: CZA168300255

Čas Tance - Bonus Track
type: MusicRecording
duration: PT2M20S
duration ms: 140071
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
by artist: Karel Vágner se svým orchestrem
in album: V Pohodě (Bonus Track Version)
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  date published: 2010-04-15

Právo Žít - Bonus Track, Live
type: MusicRecording
duration: PT3M41S
duration ms: 221397
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: V Pohodě (Bonus Track Version)
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  date published: 2010-04-15

Věř Ve Svůj Sen - Bonus Track
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duration: PT4M1S
duration ms: 241292
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by artist: Stanislav Hložek
by artist: Petr Kotvald
by artist: Karel Vágner se svým orchestrem
in album: V Pohodě (Bonus Track Version)
  type: MusicAlbum
  date published: 2010-04-15

Vánoce Hrajou Glórijá (Vánoční Koncert)
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date published: 2008-10-27
track: Půlnoční - Live
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174533
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  by artist: Petr Kotvald
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    type: MusicAlbum
    date published: 2008-10-27
track: Bílé Vánoce - Live
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  by artist: Petr Kotvald
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    date published: 2008-10-27
track: Milujem Se Čím Dál Víc - Live
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  by artist: Petr Kotvald
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    date published: 2008-10-27
track: Strom Vánoční - Live
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  by artist: Petr Kotvald
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    date published: 2008-10-27
track: Tyrkys V Očích - Live
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  by artist: Petr Kotvald
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    date published: 2008-10-27
track: Vánoce Přicházejí - Live
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  by artist: Petr Kotvald
  in album: Vánoce Hrajou Glórijá (Vánoční Koncert)
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    date published: 2008-10-27
track: Jsi Krásná - Live
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  by artist: Petr Kotvald
  in album: Vánoce Hrajou Glórijá (Vánoční Koncert)
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    date published: 2008-10-27
track: Santo - Live
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  by artist: Petr Kotvald
  in album: Vánoce Hrajou Glórijá (Vánoční Koncert)
    type: MusicAlbum
    date published: 2008-10-27
track: Gloria Alleluia - Live
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  duration: PT1M18S
  duration ms: 78426
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  by artist: Petr Kotvald
  in album: Vánoce Hrajou Glórijá (Vánoční Koncert)
    type: MusicAlbum
    date published: 2008-10-27
track: Jingle Bells - Live
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  duration: PT3M46S
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  by artist: Petr Kotvald
  in album: Vánoce Hrajou Glórijá (Vánoční Koncert)
    type: MusicAlbum
    date published: 2008-10-27
track: Poprvé - Live
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  by artist: Petr Kotvald
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    date published: 2008-10-27
track: Adeste Fideles - Live
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  by artist: Petr Kotvald
  in album: Vánoce Hrajou Glórijá (Vánoční Koncert)
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    date published: 2008-10-27
track: Tichá Noc - Live
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track: Vánoce Hrajou Glórijá - Live
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    date published: 2008-10-27
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track: Cesty K Betlémům
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track: Vánoce Hrajou Glórijá - New Version
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  by artist: Petr Kotvald
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    date published: 2008-10-27

Principal
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date published: 2006-04-24
track: Na Letný Léto Je
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  by artist: Petr Kotvald
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track: You
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  explicit: false
  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: Moneyman
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  explicit: false
  by artist: Petr Kotvald
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    date published: 2006-04-24
track: Principal
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  duration: PT3M46S
  duration ms: 226533
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  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: Hollywood Rain
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  duration: PT4M1S
  duration ms: 241160
  explicit: false
  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: Jang A Jin
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  by artist: Petr Kotvald
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    type: MusicAlbum
    date published: 2006-04-24
track: Tak To Nepude Dál
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  duration: PT3M24S
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  explicit: false
  by artist: Petr Kotvald
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    type: MusicAlbum
    date published: 2006-04-24
track: Miss
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  duration: PT4M53S
  duration ms: 293973
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  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: Kdo Má Co Má - Nu-Disco Version
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  duration: PT3M58S
  duration ms: 238106
  explicit: false
  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: Vzor P.K. - Typ Boy
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  duration: PT3M19S
  duration ms: 199053
  explicit: false
  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: Nevěra
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  duration: PT4M57S
  duration ms: 297853
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  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: D.A.O.S.
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  duration: PT4M18S
  duration ms: 258213
  explicit: false
  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: Kdo Má Co Má
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294813
  explicit: false
  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: Taxemochspívat
  type: MusicRecording
  duration: PT0M36S
  duration ms: 36000
  explicit: false
  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24
track: Je V Tahu / Gejzír / Pražský Haus / Dej Nám Sex / Satelit / Taneční / Plačky / Milujem Se Čím Dál Víc / Vánoce Hrajou Glórijá / Francouz / Tam Kde Jsem Já, Tam Nejsi Ty / A Tak Dál / Na Letný
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  duration: PT11M12S
  duration ms: 672000
  explicit: false
  by artist: Petr Kotvald
  in album: Principal
    type: MusicAlbum
    date published: 2006-04-24

Holky Z Naší Školky
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date published: 1996-01-01
track: Holky Z Naší Školky
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  by artist: Petr Kotvald
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    type: MusicAlbum
    date published: 1996-01-01
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:20:19Z
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track: Bílá Královna
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f591595610e2cd33f4ad3fcb422827440a6be7db5291b5eceb0728b5d540d89. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0sEES6l1GGplCI9PRDiAyf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0sEES6l1GGplCI9PRDiAyf.
    date published: 2026-07-08T03:53:27Z
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track: V Pohodě
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15ded4aa1cb4551b8ab57304edf1f1950829bd747fd34059b37d067c4e974515. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6xmiaFwXTp9UvLnGMvedtT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xmiaFwXTp9UvLnGMvedtT.
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track: Oh Suzi
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track: Plačky
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track: Dívka Madelaine
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  by artist: Petr Kotvald
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track: Ošklivé Malé Káčátko
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  isrc code: CZA168400324
track: Malá
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track: Nemáš Mě, Lásko Má
track: Déšť Má Dovolenou
track: Láska Je Živá
track: Zmoklá Kráska
track: Tak Si Vyber
track: Diana
track: Dívka, Co Sama Chodí Spát
track: Karel
track: Odvahu Mám A Tak Jedem
track: Trápení
track: Nesedej Na Lep Snům
track: Sen Můj A Lízin
track: Krejčí

Nemáš Mě, Lásko Má
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Déšť Má Dovolenou
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explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01

Láska Je Živá
type: MusicRecording
duration: PT2M38S
duration ms: 158013
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01
isrc code: CZA168400214

Zmoklá Kráska
type: MusicRecording
duration: PT2M43S
duration ms: 163160
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01

Tak Si Vyber
type: MusicRecording
duration: PT3M16S
duration ms: 196933
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01

Diana
type: MusicRecording
duration: PT3M49S
duration ms: 229626
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01
isrc code: CZA161100944
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T10:05:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xba2d11752eb4899cd15ed1a08841276bbcc99c18b46560daddf5050ebce2d335
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4fCl4ChmJjab0hxETPDrZw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fCl4ChmJjab0hxETPDrZw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba2d11752eb4899cd15ed1a08841276bbcc99c18b46560daddf5050ebce2d335. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4fCl4ChmJjab0hxETPDrZw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fCl4ChmJjab0hxETPDrZw.
  date published: 2026-07-02T03:30:09Z

Dívka, Co Sama Chodí Spát
type: MusicRecording
duration: PT3M40S
duration ms: 220546
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01
isrc code: CZA168400213

Karel
type: MusicRecording
duration: PT2M18S
duration ms: 138760
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01
isrc code: CZA161003796
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T18:14:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb143bbece96cc4884442810029e9f55d72dd850ad81479fb4f15f4431620c78b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7McG5UOEHWJljTczOQvtdK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7McG5UOEHWJljTczOQvtdK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb143bbece96cc4884442810029e9f55d72dd850ad81479fb4f15f4431620c78b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7McG5UOEHWJljTczOQvtdK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7McG5UOEHWJljTczOQvtdK.
  date published: 2026-07-02T03:55:08Z

Odvahu Mám A Tak Jedem
type: MusicRecording
duration: PT4M7S
duration ms: 247000
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01

Trápení
type: MusicRecording
duration: PT3M38S
duration ms: 218426
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01
isrc code: CZA161102084

Nesedej Na Lep Snům
type: MusicRecording
duration: PT3M12S
duration ms: 192640
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01

Sen Můj A Lízin
type: MusicRecording
duration: PT3M35S
duration ms: 215946
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01
isrc code: CZA168300248
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T17:28:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xac7789d7af3b4f832e56ea5023b2d94315aae6f66dba23f70319eb6913bd8d7b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6rojppDII3ogZogEwaXl0e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6rojppDII3ogZogEwaXl0e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xac7789d7af3b4f832e56ea5023b2d94315aae6f66dba23f70319eb6913bd8d7b","isrc":"CZA168300248","name":"Sen Můj A Lízin","registered_at":"2026-06-11T17:28:46Z","spotify_id":"6rojppDII3ogZogEwaXl0e","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac7789d7af3b4f832e56ea5023b2d94315aae6f66dba23f70319eb6913bd8d7b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6rojppDII3ogZogEwaXl0e.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6rojppDII3ogZogEwaXl0e.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xac7789d7af3b4f832e56ea5023b2d94315aae6f66dba23f70319eb6913bd8d7b","isrc":"CZA168300248","name":"Sen Můj A Lízin","registered_at":"2026-06-11T17:28:46Z","spotify_id":"6rojppDII3ogZogEwaXl0e","type":"track"}

Krejčí
type: MusicRecording
duration: PT2M36S
duration ms: 156106
explicit: false
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Holky Z Naší Školky
  type: MusicAlbum
  date published: 1996-01-01
isrc code: CZA168300244
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T10:55:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6929a6348f257dfda0d27f373405ba97645aca53908a87eb8d2da4141e8e1301
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5IZrT6Khcj09wNnJwUCgMT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5IZrT6Khcj09wNnJwUCgMT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6929a6348f257dfda0d27f373405ba97645aca53908a87eb8d2da4141e8e1301","isrc":"CZA168300244","name":"Krejčí","registered_at":"2026-06-09T10:55:38Z","spotify_id":"5IZrT6Khcj09wNnJwUCgMT","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6929a6348f257dfda0d27f373405ba97645aca53908a87eb8d2da4141e8e1301. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5IZrT6Khcj09wNnJwUCgMT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5IZrT6Khcj09wNnJwUCgMT.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x6929a6348f257dfda0d27f373405ba97645aca53908a87eb8d2da4141e8e1301","isrc":"CZA168300244","name":"Krejčí","registered_at":"2026-06-09T10:55:38Z","spotify_id":"5IZrT6Khcj09wNnJwUCgMT","type":"track"}

Dívej Se
type: MusicAlbum
date published: 1993-01-01
track: Smlouvej
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257560
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Dál Mě Láká
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225040
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Sexyland
  type: MusicRecording
  duration: PT4M1S
  duration ms: 241426
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Good Night, Má Hraběnko
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243973
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Long Way
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203533
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Dívej Se Jak Jsem Tvůj
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213626
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Láskyplnej Svět
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258799
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Touha
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294173
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Sedmej Pád
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259866
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Den Nevěsty
  type: MusicRecording
  duration: PT2M1S
  duration ms: 121466
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Hej, Hej Barmane
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255160
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Dívej Se Jak Jsem Tvůj - Akustická Verze
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213640
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01
track: Smlouvej - S Annou Wetlinskou
  type: MusicRecording
  duration: PT5M16S
  duration ms: 316880
  explicit: false
  by artist: Petr Kotvald
  in album: Dívej Se
    type: MusicAlbum
    date published: 1993-01-01

Můj Hlas
type: MusicAlbum
date published: 1992-01-01
track: Sláva Bárbý
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227133
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
track: Už Po Nás Lásko Má Jdou
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260560
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
  isrc code: FRX201717024
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T22:28:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe1133c901adbc25ca51adb148920d42faa7c48b579e37891e3674d82fd79c1ee
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2CAEFVUlQ7MdJsVf2K7ahV.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2CAEFVUlQ7MdJsVf2K7ahV
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xe1133c901adbc25ca51adb148920d42faa7c48b579e37891e3674d82fd79c1ee","isrc":"FRX201717024","name":"Už Po Nás Lásko Má Jdou","registered_at":"2026-06-10T22:28:41Z","spotify_id":"2CAEFVUlQ7MdJsVf2K7ahV","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1133c901adbc25ca51adb148920d42faa7c48b579e37891e3674d82fd79c1ee. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2CAEFVUlQ7MdJsVf2K7ahV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2CAEFVUlQ7MdJsVf2K7ahV.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xe1133c901adbc25ca51adb148920d42faa7c48b579e37891e3674d82fd79c1ee","isrc":"FRX201717024","name":"Už Po Nás Lásko Má Jdou","registered_at":"2026-06-10T22:28:41Z","spotify_id":"2CAEFVUlQ7MdJsVf2K7ahV","type":"track"}
track: Sto Dek
  type: MusicRecording
  duration: PT3M36S
  duration ms: 216600
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
track: Rozvod Se Odkládá
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207973
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
track: Má Tě Dost
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217626
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
track: Můj Hlas
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205640
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
track: Hůř Nám Už Nebude
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312826
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
track: Nejdál
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238773
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
track: Break Dance
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202533
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
track: Červený Bod
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238426
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
track: Bláznivé Líze
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258600
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01
  isrc code: FRX201717033
track: Bye, Bye A Měj Se
  type: MusicRecording
  duration: PT1M20S
  duration ms: 80893
  explicit: false
  by artist: Petr Kotvald
  in album: Můj Hlas
    type: MusicAlbum
    date published: 1992-01-01

Hyde Park
type: MusicAlbum
date published: 1991-01-01
track: Starlight Girl
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245466
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
track: Krab
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282893
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
track: Stejný Sny Přej Mi
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222040
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
  isrc code: CZA169100147
track: Já Kvůli Tobě Stvořil Svět
  type: MusicRecording
  duration: PT3M36S
  duration ms: 216000
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
track: Tanec
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203800
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
track: Má Holka Střízlivá
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208266
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
  isrc code: CZA169100013
track: Hyde Park
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210800
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
  isrc code: CZA169100014
track: Jdem Na Věc
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237866
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
track: Jako Špatné Léto Odcházím
  type: MusicRecording
  duration: PT3M55S
  duration ms: 235800
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
track: Uniformy
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231426
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
track: Stevie, Dobrej Den
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236000
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01
track: Tam Kde Jsem Já, Tam Nejsi Ty
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220373
  explicit: false
  by artist: Petr Kotvald
  in album: Hyde Park
    type: MusicAlbum
    date published: 1991-01-01

Konto 87 - 88 - 8990 - 91
type: MusicAlbum
date published: 1990-01-01
track: Je V Tahu
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222373
  explicit: false
  by artist: Petr Kotvald
  in album: Konto 87 - 88 - 8990 - 91
    type: MusicAlbum
    date published: 1990-01-01
  isrc code: CZA168700013
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T06:46:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2935b8f34dcfe92fda15e3475b0b61e8c4628e43ee2f99a40448bffc6e8b30ae
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4BBfe8HQaCahnR0LNw8UCr.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4BBfe8HQaCahnR0LNw8UCr
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2935b8f34dcfe92fda15e3475b0b61e8c4628e43ee2f99a40448bffc6e8b30ae","isrc":"CZA168700013","name":"Je V Tahu","registered_at":"2026-06-06T06:46:14Z","spotify_id":"4BBfe8HQaCahnR0LNw8UCr","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2935b8f34dcfe92fda15e3475b0b61e8c4628e43ee2f99a40448bffc6e8b30ae. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4BBfe8HQaCahnR0LNw8UCr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4BBfe8HQaCahnR0LNw8UCr.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x2935b8f34dcfe92fda15e3475b0b61e8c4628e43ee2f99a40448bffc6e8b30ae","isrc":"CZA168700013","name":"Je V Tahu","registered_at":"2026-06-06T06:46:14Z","spotify_id":"4BBfe8HQaCahnR0LNw8UCr","type":"track"}
track: It's My Guess
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250400
  explicit: false
  by artist: Petr Kotvald
  in album: Konto 87 - 88 - 8990 - 91
    type: MusicAlbum
    date published: 1990-01-01
track: Salto
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259933
  explicit: false
  by artist: Petr Kotvald
  in album: Konto 87 - 88 - 8990 - 91
    type: MusicAlbum
    date published: 1990-01-01
  isrc code: CZA169000037
track: Gejzír
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220133
  explicit: false
  by artist: Petr Kotvald
  in album: Konto 87 - 88 - 8990 - 91
    type: MusicAlbum
    date published: 1990-01-01
  isrc code: CZA168800014
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T07:05:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdd31a3d921f7983029d6abfa1ba79f041dcbea2f9823a86ab50f9528ddf0f458
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957124
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/42A58vAjQblZLTfZo73jXu.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/42A58vAjQblZLTfZo73jXu
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xdd31a3d921f7983029d6abfa1ba79f041dcbea2f9823a86ab50f9528ddf0f458","isrc":"CZA168800014","name":"Gejzír","registered_at":"2026-06-18T07:05:08Z","spotify_id":"42A58vAjQblZLTfZo73jXu","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd31a3d921f7983029d6abfa1ba79f041dcbea2f9823a86ab50f9528ddf0f458. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/42A58vAjQblZLTfZo73jXu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/42A58vAjQblZLTfZo73jXu.
    date published: 2026-07-08T03:53:27Z
    text: {"copyright_id":"0xdd31a3d921f7983029d6abfa1ba79f041dcbea2f9823a86ab50f9528ddf0f458","isrc":"CZA168800014","name":"Gejzír","registered_at":"2026-06-18T07:05:08Z","spotify_id":"42A58vAjQblZLTfZo73jXu","type":"track"}
track: Než Padne Výstřel
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247466
  explicit: false
  by artist: Petr Kotvald
  in album: Konto 87 - 88 - 8990 - 91
    type: MusicAlbum
    date published: 1990-01-01
track: Pražský "Haus"
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227800
  explicit: false
  by artist: Petr Kotvald
  in album: Konto 87 - 88 - 8990 - 91
    type: MusicAlbum
    date published: 1990-01-01
  isrc code: CZA168900011
track: Styl Casanova
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251360
  explicit: false
  by artist: Petr Kotvald
  in album: Konto 87 - 88 - 8990 - 91
    type: MusicAlbum
    date published: 1990-01-01
track: Milujem Se Čím Dál Víc
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227266
  explicit: false
  by artist: Petr Kotvald
  in album: Konto 87 - 88 - 8990 - 91
    type: MusicAlbum
    date published: 1990-01-01
  isrc code: CZA168900205
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T18:42:58+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1d9f903b66e1d423aa1dff6c9efc8abcecc8d20a01fecfb6851b2722fcffc73f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957145
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3foahY4hNuTzHxIZAoiawX.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3foahY4hNuTzHxIZAoiawX
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1d9f903b66e1d423aa1dff6c9efc8abcecc8d20a01fecfb6851b2722fcffc73f","isrc":"CZA168900205","name":"Milujem Se Čím Dál Víc","registered_at":"2026-06-05T18:42:58Z","spotify_id":"3foahY4hNuTzHxIZAoiawX","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d9f903b66e1d423aa1dff6c9efc8abcecc8d20a01fecfb6851b2722fcffc73f. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3foahY4hNuTzHxIZAoiawX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3foahY4hNuTzHxIZAoiawX.
    date published: 2026-07-08T08:56:20Z
    text: {"copyright_id":"0x1d9f903b66e1d423aa1dff6c9efc8abcecc8d20a01fecfb6851b2722fcffc73f","isrc":"CZA168900205","name":"Milujem Se Čím Dál Víc","registered_at":"2026-06-05T18:42:58Z","spotify_id":"3foahY4hNuTzHxIZAoiawX","type":"track"}
track: Come to Kiss Me
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271306
  explicit: false
  by artist: Petr Kotvald
  in album: Konto 87 - 88 - 8990 - 91
    type: MusicAlbum
    date published: 1990-01-01
track: Kdekdo Je Dál
track: Já, Kolumbus
track: Satelit
track: Noční Proud
track: Tam Kde Jsem Já, Tam Nejsi Ty
track: Big City Calling

Kdekdo Je Dál
type: MusicRecording
duration: PT3M48S
duration ms: 228560
explicit: false
by artist: Petr Kotvald
in album: Konto 87 - 88 - 8990 - 91
  type: MusicAlbum
  date published: 1990-01-01
isrc code: CZA168900009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T09:48:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957118
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0tv6W7TjKFZBaYzh0l3S2m.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0tv6W7TjKFZBaYzh0l3S2m
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7","isrc":"CZA168900009","name":"Kdekdo Je Dál","registered_at":"2026-06-07T09:48:47Z","spotify_id":"0tv6W7TjKFZBaYzh0l3S2m","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0tv6W7TjKFZBaYzh0l3S2m.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0tv6W7TjKFZBaYzh0l3S2m.
  date published: 2026-07-08T03:20:19Z
  text: {"copyright_id":"0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7","isrc":"CZA168900009","name":"Kdekdo Je Dál","registered_at":"2026-06-07T09:48:47Z","spotify_id":"0tv6W7TjKFZBaYzh0l3S2m","type":"track"}

Já, Kolumbus
type: MusicRecording
duration: PT3M26S
duration ms: 206640
explicit: false
by artist: Petr Kotvald
in album: Konto 87 - 88 - 8990 - 91
  type: MusicAlbum
  date published: 1990-01-01

Satelit
type: MusicRecording
duration: PT3M37S
duration ms: 217426
explicit: false
by artist: Petr Kotvald
in album: Konto 87 - 88 - 8990 - 91
  type: MusicAlbum
  date published: 1990-01-01

Noční Proud
type: MusicRecording
duration: PT4M1S
duration ms: 241000
explicit: false
by artist: Petr Kotvald
in album: Konto 87 - 88 - 8990 - 91
  type: MusicAlbum
  date published: 1990-01-01

Tam Kde Jsem Já, Tam Nejsi Ty
type: MusicRecording
duration: PT3M43S
duration ms: 223506
explicit: false
by artist: Petr Kotvald
in album: Konto 87 - 88 - 8990 - 91
  type: MusicAlbum
  date published: 1990-01-01
isrc code: CZA169000040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T19:03:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6TQwLA7bwVhBZGjHyBjaIO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6TQwLA7bwVhBZGjHyBjaIO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8","isrc":"CZA169000040","name":"Tam Kde Jsem Já, Tam Nejsi Ty","registered_at":"2026-06-27T19:03:47Z","spotify_id":"6TQwLA7bwVhBZGjHyBjaIO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6TQwLA7bwVhBZGjHyBjaIO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6TQwLA7bwVhBZGjHyBjaIO.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0xd9030d0f23c448d6d0fa4b06fc9aa33b32bc7a0f0227ec7bd87e9facec2039a8","isrc":"CZA169000040","name":"Tam Kde Jsem Já, Tam Nejsi Ty","registered_at":"2026-06-27T19:03:47Z","spotify_id":"6TQwLA7bwVhBZGjHyBjaIO","type":"track"}

Big City Calling
type: MusicRecording
duration: PT4M4S
duration ms: 244493
explicit: false
by artist: Petr Kotvald
in album: Konto 87 - 88 - 8990 - 91
  type: MusicAlbum
  date published: 1990-01-01

Gejzír
type: MusicAlbum
date published: 1970-01-01
track: Pojď Mě Líbat
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260020
  explicit: false
  by artist: Petr Kotvald
  in album: Gejzír
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: CZA169000235
track: Satelit
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217426
  explicit: false
  by artist: Petr Kotvald
  in album: Gejzír
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: CZA168900012
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T11:42:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf63ed17f8470a669ce90a7ff248ddfe8c8766530194a6064cbde444eb1f2291b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7t6pFXCs8Lv4KCuJyeTWeH.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7t6pFXCs8Lv4KCuJyeTWeH
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf63ed17f8470a669ce90a7ff248ddfe8c8766530194a6064cbde444eb1f2291b. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7t6pFXCs8Lv4KCuJyeTWeH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7t6pFXCs8Lv4KCuJyeTWeH.
    date published: 2026-07-02T03:30:09Z
track: Milujem Se Čím Dál Víc
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  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
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    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1d9f903b66e1d423aa1dff6c9efc8abcecc8d20a01fecfb6851b2722fcffc73f
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    type: PropertyValue
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  additional property: OTSRecordURL
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    value: https://artists.proofprofile.net/proofs/track/3dR3BpApkPApxbcN6vP9I7.json
  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3dR3BpApkPApxbcN6vP9I7
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d9f903b66e1d423aa1dff6c9efc8abcecc8d20a01fecfb6851b2722fcffc73f. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3dR3BpApkPApxbcN6vP9I7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3dR3BpApkPApxbcN6vP9I7.
    date published: 2026-06-13T12:47:07Z
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track: Tyrkys V Očích Mám
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track: Gejzír
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  additional property: CopyrightStatus
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    value: 2026-06-18T07:05:08+00:00
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  additional property: OTSRecordURL
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/401LXt4KyDHwfFPGTthMAD
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd31a3d921f7983029d6abfa1ba79f041dcbea2f9823a86ab50f9528ddf0f458. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/401LXt4KyDHwfFPGTthMAD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/401LXt4KyDHwfFPGTthMAD.
    date published: 2026-07-02T03:55:08Z
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track: Styl Casanova
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track: Chameleón
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track: Než Padne Výstřel
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  in album: Gejzír
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track: Stopy
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  isrc code: CZA169000233
track: Já, Kolumbus
track: Kdekdo Je Dál

Já, Kolumbus
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duration: PT3M26S
duration ms: 206640
explicit: false
by artist: Petr Kotvald
in album: Gejzír
  type: MusicAlbum
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isrc code: CZA169000236

Kdekdo Je Dál
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duration: PT3M48S
duration ms: 228560
explicit: false
by artist: Petr Kotvald
in album: Gejzír
  type: MusicAlbum
  date published: 1970-01-01
isrc code: CZA168900009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T09:48:47+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7yNDVQUfLHsEChU68fYpB9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7yNDVQUfLHsEChU68fYpB9.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x936522560cbfce6fb43aa7c76396268128cf6d74cce2a029d1e56bfadd90c8c7","isrc":"CZA168900009","name":"Kdekdo Je Dál","registered_at":"2026-06-07T09:48:47Z","spotify_id":"7yNDVQUfLHsEChU68fYpB9","type":"track"}

Přísně Soukromá Sci-Fi
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date published: 1970-01-01
track: Vábení
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  by artist: Petr Kotvald
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    type: MusicAlbum
    date published: 1970-01-01
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track: Tápu
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  by artist: Petr Kotvald
  in album: Přísně Soukromá Sci-Fi
    type: MusicAlbum
    date published: 1970-01-01
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track: V Půl Pátý
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track: Směj Se Jen Pro Mě
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track: Kam V Tom Jdeš
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  by artist: Petr Kotvald
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    type: MusicAlbum
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track: Proč Jsem Se Zadlužil
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  explicit: false
  by artist: Petr Kotvald
  in album: Přísně Soukromá Sci-Fi
    type: MusicAlbum
    date published: 1970-01-01
track: Ukradnu Tě, Lásko
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  by artist: Petr Kotvald
  in album: Přísně Soukromá Sci-Fi
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: CZA168700015
track: Kouzelnice
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  explicit: false
  by artist: Petr Kotvald
  in album: Přísně Soukromá Sci-Fi
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: CZA168600306
track: Tvé Otisky
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  by artist: Petr Kotvald
  in album: Přísně Soukromá Sci-Fi
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: CZA168800015
track: Bludiště
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  duration: PT3M9S
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  explicit: false
  by artist: Petr Kotvald
  in album: Přísně Soukromá Sci-Fi
    type: MusicAlbum
    date published: 1970-01-01
track: Přísně Soukromá Sci-Fi
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  duration: PT3M33S
  duration ms: 213213
  explicit: false
  by artist: Petr Kotvald
  in album: Přísně Soukromá Sci-Fi
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: CZA168700014

Feelin' Good
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date published: 1970-01-01
track: Kindergarten Love
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: OTSRecordURL
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23cf829abdbf0428eb5a375887ad9bb725dddb39dd993c5b4d7b4e6096a5129f. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4aT54bADE0hecoTqVxp1CD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4aT54bADE0hecoTqVxp1CD.
    date published: 2026-07-02T11:34:59Z
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track: Beauty Queen
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  by artist: Petr Kotvald
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    date published: 1970-01-01
track: The Girls, Met in My Time
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  duration: PT3M15S
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
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track: I Feel so Fine
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Feelin' Good
    type: MusicAlbum
    date published: 1970-01-01
track: Little One
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  by artist: Petr Kotvald
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    type: MusicAlbum
    date published: 1970-01-01
track: In Her Eyes
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  duration: PT3M25S
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track: Feeling Good
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  duration: PT3M33S
  duration ms: 213140
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
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    date published: 1970-01-01
track: Every Time
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  duration: PT3M22S
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  in album: Feelin' Good
    type: MusicAlbum
    date published: 1970-01-01
track: Right to Live
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  duration: PT3M47S
  duration ms: 227365
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  by artist: Stanislav Hložek
  by artist: Petr Kotvald
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track: Groovy Boys and Girls
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  duration: PT3M54S
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Edith a Jean
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date published: 2023-10-11
track: Edith a Jean
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    date published: 2023-10-11

Kometa P.M.H.!
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track: Kometa P.M.H.!
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    date published: 2023-08-01

Tak pojď... už můžem
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track: Tak pojď... už můžem
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  duration: PT3M0S
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    date published: 2022-06-01

Zítra Se Zvedne Vítr (Zlatá Kolekce)
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date published: 2011-10-05
track: Zítra Se Zvedne Vítr
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  isrc code: CZA161103645
track: Kousek Cesty S Tebou
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  isrc code: CZA161104009
track: Sláva Je Bál
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  isrc code: CZA161104010
track: Vím Málo
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track: Zloděj Duší
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    date published: 2011-10-05
  isrc code: CZA161104012
track: Tak Ty Ses Vrátil
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179840
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104013
track: Beránek
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276280
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104014
track: Moře Samoty
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172973
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104015
track: Maluj Zase Obrázky
  type: MusicRecording
  duration: PT5M30S
  duration ms: 330066
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104016
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T19:38:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6bab379d99e75f9a53a8e34ba4ea0b887b3fbe63db2ca7d0b88ce0796ec0f5e9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/33th50Fh62Z9cO5bixvc3s.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/33th50Fh62Z9cO5bixvc3s
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x6bab379d99e75f9a53a8e34ba4ea0b887b3fbe63db2ca7d0b88ce0796ec0f5e9","isrc":"CZA161104016","name":"Maluj Zase Obrázky","registered_at":"2026-06-07T19:38:17Z","spotify_id":"33th50Fh62Z9cO5bixvc3s","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bab379d99e75f9a53a8e34ba4ea0b887b3fbe63db2ca7d0b88ce0796ec0f5e9. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/33th50Fh62Z9cO5bixvc3s.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/33th50Fh62Z9cO5bixvc3s.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x6bab379d99e75f9a53a8e34ba4ea0b887b3fbe63db2ca7d0b88ce0796ec0f5e9","isrc":"CZA161104016","name":"Maluj Zase Obrázky","registered_at":"2026-06-07T19:38:17Z","spotify_id":"33th50Fh62Z9cO5bixvc3s","type":"track"}
track: Obraz Smutný Slečny
  type: MusicRecording
  duration: PT2M43S
  duration ms: 163160
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104017
track: Kapky
  type: MusicRecording
  duration: PT5M2S
  duration ms: 302546
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104018
track: Opona
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207546
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104019
track: Rozhovor V Tichu
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250786
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104020
track: Krev A Šroubky
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261786
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104021
track: Vím, Že Se Díváš
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233426
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104022
track: Jako Starý Strom
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178773
  explicit: false
  by artist: Hana Zagorová
  in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
    type: MusicAlbum
    date published: 2011-10-05
  isrc code: CZA161104023
track: Merilyn
track: Adieu
track: Mé Dětské Svátky
track: Je Naprosto Nezbytné
track: Bludička Julie
track: Z Nebe Pláče Déšť
track: Mys Dobrých Nadějí
track: Gvendolína
track: Za Každou Chvíli S Tebou Platím
track: Biograf Láska
track: Černý Páv
track: Fata Morgana
track: Duhová Víla
track: Usnul Nám, Spí
track: Líto, Je Mi Líto
track: Málokdo Ví
track: Kdyby Se Vrátil Čas
track: Nešlap, Nelámej
track: Nápad
track: Setkání
track: Živá Voda
track: Můj Čas
track: Rybičko Zlatá, Přeju Si
track: Závrať
track: Snad Nezapomněl
track: Benjamin
track: Prý Je Mu Líp
track: Tak Si Běž
track: Co Já Vím
track: Hani, Nebuď Jak Malinká
track: Skončil Bál
track: Love Story 2005
track: Eres Tu
track: Je Nejlepší, Co Mám

Merilyn
type: MusicRecording
duration: PT3M43S
duration ms: 223400
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104024

Adieu
type: MusicRecording
duration: PT3M43S
duration ms: 223173
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T23:08:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x769996dcbaf9186561f7f7a39734bb8a1c539c5d0a13104a1cb36b470bc010d3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4KcBdoBZKQF1mXE5kQknfE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4KcBdoBZKQF1mXE5kQknfE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x769996dcbaf9186561f7f7a39734bb8a1c539c5d0a13104a1cb36b470bc010d3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4KcBdoBZKQF1mXE5kQknfE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4KcBdoBZKQF1mXE5kQknfE.
  date published: 2026-07-02T03:55:08Z

Mé Dětské Svátky
type: MusicRecording
duration: PT3M34S
duration ms: 214293
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161103644

Je Naprosto Nezbytné
type: MusicRecording
duration: PT2M59S
duration ms: 179933
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:37:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcbdf9ddf18e2f46139567a233826036066fc1ece62e766172580b762161d6a02
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/47qPYEemHl2RH9cbgBK3JH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/47qPYEemHl2RH9cbgBK3JH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcbdf9ddf18e2f46139567a233826036066fc1ece62e766172580b762161d6a02","isrc":"CZA161104027","name":"Je Naprosto Nezbytné","registered_at":"2026-06-04T08:37:53Z","spotify_id":"47qPYEemHl2RH9cbgBK3JH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbdf9ddf18e2f46139567a233826036066fc1ece62e766172580b762161d6a02. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/47qPYEemHl2RH9cbgBK3JH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/47qPYEemHl2RH9cbgBK3JH.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xcbdf9ddf18e2f46139567a233826036066fc1ece62e766172580b762161d6a02","isrc":"CZA161104027","name":"Je Naprosto Nezbytné","registered_at":"2026-06-04T08:37:53Z","spotify_id":"47qPYEemHl2RH9cbgBK3JH","type":"track"}

Bludička Julie
type: MusicRecording
duration: PT3M6S
duration ms: 186386
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104028

Z Nebe Pláče Déšť
type: MusicRecording
duration: PT3M56S
duration ms: 236066
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104029

Mys Dobrých Nadějí
type: MusicRecording
duration: PT3M21S
duration ms: 201306
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104030
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:18:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa57643437f0b99cd321a53be58a4eac245e94d07be00af52346e16e0f9a6dfc8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5F29S5fAaqTYMpovTygZqw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5F29S5fAaqTYMpovTygZqw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa57643437f0b99cd321a53be58a4eac245e94d07be00af52346e16e0f9a6dfc8","isrc":"CZA161104030","name":"Mys Dobrých Nadějí","registered_at":"2026-06-09T07:18:52Z","spotify_id":"5F29S5fAaqTYMpovTygZqw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa57643437f0b99cd321a53be58a4eac245e94d07be00af52346e16e0f9a6dfc8. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5F29S5fAaqTYMpovTygZqw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5F29S5fAaqTYMpovTygZqw.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xa57643437f0b99cd321a53be58a4eac245e94d07be00af52346e16e0f9a6dfc8","isrc":"CZA161104030","name":"Mys Dobrých Nadějí","registered_at":"2026-06-09T07:18:52Z","spotify_id":"5F29S5fAaqTYMpovTygZqw","type":"track"}

Gvendolína
type: MusicRecording
duration: PT3M30S
duration ms: 210146
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104031

Za Každou Chvíli S Tebou Platím
type: MusicRecording
duration: PT4M5S
duration ms: 245680
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104032
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T23:09:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x963a928075c0b80883509cc3651de5f3624fae85126542308e9c4214a04ccaac
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3y3nYvfjqQmvFKyyCQgvzg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3y3nYvfjqQmvFKyyCQgvzg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x963a928075c0b80883509cc3651de5f3624fae85126542308e9c4214a04ccaac","isrc":"CZA161104032","name":"Za Každou Chvíli S Tebou Platím","registered_at":"2026-06-21T23:09:32Z","spotify_id":"3y3nYvfjqQmvFKyyCQgvzg","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x963a928075c0b80883509cc3651de5f3624fae85126542308e9c4214a04ccaac. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3y3nYvfjqQmvFKyyCQgvzg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3y3nYvfjqQmvFKyyCQgvzg.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x963a928075c0b80883509cc3651de5f3624fae85126542308e9c4214a04ccaac","isrc":"CZA161104032","name":"Za Každou Chvíli S Tebou Platím","registered_at":"2026-06-21T23:09:32Z","spotify_id":"3y3nYvfjqQmvFKyyCQgvzg","type":"track"}

Biograf Láska
type: MusicRecording
duration: PT4M38S
duration ms: 278680
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104033
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T07:04:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb939c5b7bb572009df56c1249871d1503b90d4c328f18144aae9d19392bb555d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5of7eTRiZ12zA4zX9JxCT6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5of7eTRiZ12zA4zX9JxCT6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb939c5b7bb572009df56c1249871d1503b90d4c328f18144aae9d19392bb555d","isrc":"CZA161104033","name":"Biograf Láska","registered_at":"2026-06-07T07:04:17Z","spotify_id":"5of7eTRiZ12zA4zX9JxCT6","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb939c5b7bb572009df56c1249871d1503b90d4c328f18144aae9d19392bb555d. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5of7eTRiZ12zA4zX9JxCT6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5of7eTRiZ12zA4zX9JxCT6.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb939c5b7bb572009df56c1249871d1503b90d4c328f18144aae9d19392bb555d","isrc":"CZA161104033","name":"Biograf Láska","registered_at":"2026-06-07T07:04:17Z","spotify_id":"5of7eTRiZ12zA4zX9JxCT6","type":"track"}

Černý Páv
type: MusicRecording
duration: PT3M46S
duration ms: 226133
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104034
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:20:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa3ab84ae3ffee354d39e6f3534ff861a726961de5cb012637e51e5fd0494d476
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0yj5CBgCy9ALOOC38MM7on.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yj5CBgCy9ALOOC38MM7on
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa3ab84ae3ffee354d39e6f3534ff861a726961de5cb012637e51e5fd0494d476","isrc":"CZA161104034","name":"Černý Páv","registered_at":"2026-06-09T07:20:10Z","spotify_id":"0yj5CBgCy9ALOOC38MM7on","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3ab84ae3ffee354d39e6f3534ff861a726961de5cb012637e51e5fd0494d476. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0yj5CBgCy9ALOOC38MM7on.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yj5CBgCy9ALOOC38MM7on.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xa3ab84ae3ffee354d39e6f3534ff861a726961de5cb012637e51e5fd0494d476","isrc":"CZA161104034","name":"Černý Páv","registered_at":"2026-06-09T07:20:10Z","spotify_id":"0yj5CBgCy9ALOOC38MM7on","type":"track"}

Fata Morgana
type: MusicRecording
duration: PT3M21S
duration ms: 201933
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104035

Duhová Víla
type: MusicRecording
duration: PT2M47S
duration ms: 167426
explicit: false
by artist: Hana Zagorová
by artist: Petr Rezek
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104036
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T02:42:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0abde0c8b124a68cc71bcec2fa999a9e1267297a8eafa6f6bd451c3716e4c821
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4a2BEdmRGPNxqCbtXVZYX2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4a2BEdmRGPNxqCbtXVZYX2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0abde0c8b124a68cc71bcec2fa999a9e1267297a8eafa6f6bd451c3716e4c821","isrc":"CZA161104036","name":"Duhová Víla","registered_at":"2026-06-08T02:42:45Z","spotify_id":"4a2BEdmRGPNxqCbtXVZYX2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0abde0c8b124a68cc71bcec2fa999a9e1267297a8eafa6f6bd451c3716e4c821. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4a2BEdmRGPNxqCbtXVZYX2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4a2BEdmRGPNxqCbtXVZYX2.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0abde0c8b124a68cc71bcec2fa999a9e1267297a8eafa6f6bd451c3716e4c821","isrc":"CZA161104036","name":"Duhová Víla","registered_at":"2026-06-08T02:42:45Z","spotify_id":"4a2BEdmRGPNxqCbtXVZYX2","type":"track"}

Usnul Nám, Spí
type: MusicRecording
duration: PT2M46S
duration ms: 166333
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104037
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:42:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8360171775bc04904b8d06cbed18484d052d7d8a159f7967ad0b217b69afec5c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0UDJGiDDO4yMbUXmuqUC7E.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UDJGiDDO4yMbUXmuqUC7E
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8360171775bc04904b8d06cbed18484d052d7d8a159f7967ad0b217b69afec5c","isrc":"CZA161104037","name":"Usnul Nám, Spí","registered_at":"2026-06-08T11:42:29Z","spotify_id":"0UDJGiDDO4yMbUXmuqUC7E","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8360171775bc04904b8d06cbed18484d052d7d8a159f7967ad0b217b69afec5c. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0UDJGiDDO4yMbUXmuqUC7E.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UDJGiDDO4yMbUXmuqUC7E.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x8360171775bc04904b8d06cbed18484d052d7d8a159f7967ad0b217b69afec5c","isrc":"CZA161104037","name":"Usnul Nám, Spí","registered_at":"2026-06-08T11:42:29Z","spotify_id":"0UDJGiDDO4yMbUXmuqUC7E","type":"track"}

Líto, Je Mi Líto
type: MusicRecording
duration: PT4M11S
duration ms: 251520
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104038
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T02:40:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8fd469186a753226c27f849edce22a60ca0c01630acbf5a62d3022be54ce1632
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/47gkioxDyvW5ufEQVO0RGo.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/47gkioxDyvW5ufEQVO0RGo
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8fd469186a753226c27f849edce22a60ca0c01630acbf5a62d3022be54ce1632","isrc":"CZA161104038","name":"Líto, Je Mi Líto","registered_at":"2026-06-08T02:40:45Z","spotify_id":"47gkioxDyvW5ufEQVO0RGo","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fd469186a753226c27f849edce22a60ca0c01630acbf5a62d3022be54ce1632. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/47gkioxDyvW5ufEQVO0RGo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/47gkioxDyvW5ufEQVO0RGo.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x8fd469186a753226c27f849edce22a60ca0c01630acbf5a62d3022be54ce1632","isrc":"CZA161104038","name":"Líto, Je Mi Líto","registered_at":"2026-06-08T02:40:45Z","spotify_id":"47gkioxDyvW5ufEQVO0RGo","type":"track"}

Málokdo Ví
type: MusicRecording
duration: PT4M39S
duration ms: 279893
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104039
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:11:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x902b66db2743d90346b20f665b3bcb982b92932e181900fb84e05399c599b4f3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/07VJBm1BOvQAgl53E9a2Hf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/07VJBm1BOvQAgl53E9a2Hf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x902b66db2743d90346b20f665b3bcb982b92932e181900fb84e05399c599b4f3","isrc":"CZA161104039","name":"Málokdo Ví","registered_at":"2026-06-09T07:11:05Z","spotify_id":"07VJBm1BOvQAgl53E9a2Hf","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x902b66db2743d90346b20f665b3bcb982b92932e181900fb84e05399c599b4f3. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/07VJBm1BOvQAgl53E9a2Hf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/07VJBm1BOvQAgl53E9a2Hf.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x902b66db2743d90346b20f665b3bcb982b92932e181900fb84e05399c599b4f3","isrc":"CZA161104039","name":"Málokdo Ví","registered_at":"2026-06-09T07:11:05Z","spotify_id":"07VJBm1BOvQAgl53E9a2Hf","type":"track"}

Kdyby Se Vrátil Čas
type: MusicRecording
duration: PT4M16S
duration ms: 256813
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104040

Nešlap, Nelámej
type: MusicRecording
duration: PT3M34S
duration ms: 214173
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104041
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:43:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe9d10aa5bf917e9c36fea2b49115e7b12f81c272a8a816339dc4d87b9c0087a3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0KLlTwboJwGPv7w9AGaKmL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0KLlTwboJwGPv7w9AGaKmL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe9d10aa5bf917e9c36fea2b49115e7b12f81c272a8a816339dc4d87b9c0087a3","isrc":"CZA161104041","name":"Nešlap, Nelámej","registered_at":"2026-06-08T19:43:51Z","spotify_id":"0KLlTwboJwGPv7w9AGaKmL","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9d10aa5bf917e9c36fea2b49115e7b12f81c272a8a816339dc4d87b9c0087a3. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0KLlTwboJwGPv7w9AGaKmL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0KLlTwboJwGPv7w9AGaKmL.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xe9d10aa5bf917e9c36fea2b49115e7b12f81c272a8a816339dc4d87b9c0087a3","isrc":"CZA161104041","name":"Nešlap, Nelámej","registered_at":"2026-06-08T19:43:51Z","spotify_id":"0KLlTwboJwGPv7w9AGaKmL","type":"track"}

Nápad
type: MusicRecording
duration: PT3M14S
duration ms: 194320
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104042
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T02:41:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdb9856e263570009d556f8c94ad40154a4a62779995ce74d8dba0859f838d738
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7ykpzP2QP8xvijicANE7UK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7ykpzP2QP8xvijicANE7UK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdb9856e263570009d556f8c94ad40154a4a62779995ce74d8dba0859f838d738","isrc":"CZA161104042","name":"Nápad","registered_at":"2026-06-08T02:41:05Z","spotify_id":"7ykpzP2QP8xvijicANE7UK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb9856e263570009d556f8c94ad40154a4a62779995ce74d8dba0859f838d738. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7ykpzP2QP8xvijicANE7UK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7ykpzP2QP8xvijicANE7UK.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xdb9856e263570009d556f8c94ad40154a4a62779995ce74d8dba0859f838d738","isrc":"CZA161104042","name":"Nápad","registered_at":"2026-06-08T02:41:05Z","spotify_id":"7ykpzP2QP8xvijicANE7UK","type":"track"}

Setkání
type: MusicRecording
duration: PT3M22S
duration ms: 202240
explicit: false
by artist: Hana Zagorová
by artist: Drupi
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104043
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T15:14:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcf4bbdc1348f022c4e218f56688bcf3fc5c79d9df2c57d462eb1c2059dca29eb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4H8ZaSZSBBrR3Zcvt561Xr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4H8ZaSZSBBrR3Zcvt561Xr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcf4bbdc1348f022c4e218f56688bcf3fc5c79d9df2c57d462eb1c2059dca29eb","isrc":"CZA161104043","name":"Setkání","registered_at":"2026-06-18T15:14:06Z","spotify_id":"4H8ZaSZSBBrR3Zcvt561Xr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf4bbdc1348f022c4e218f56688bcf3fc5c79d9df2c57d462eb1c2059dca29eb. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4H8ZaSZSBBrR3Zcvt561Xr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4H8ZaSZSBBrR3Zcvt561Xr.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xcf4bbdc1348f022c4e218f56688bcf3fc5c79d9df2c57d462eb1c2059dca29eb","isrc":"CZA161104043","name":"Setkání","registered_at":"2026-06-18T15:14:06Z","spotify_id":"4H8ZaSZSBBrR3Zcvt561Xr","type":"track"}

Živá Voda
type: MusicRecording
duration: PT4M48S
duration ms: 288146
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104044
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:51:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2f63853a01820b88e045ec2971582f36ace4513abad2fa31201c5ddca415e5cb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5iGT2dknOEOl2w07MiPM3m.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5iGT2dknOEOl2w07MiPM3m
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2f63853a01820b88e045ec2971582f36ace4513abad2fa31201c5ddca415e5cb","isrc":"CZA161104044","name":"Živá Voda","registered_at":"2026-06-08T11:51:42Z","spotify_id":"5iGT2dknOEOl2w07MiPM3m","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f63853a01820b88e045ec2971582f36ace4513abad2fa31201c5ddca415e5cb. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5iGT2dknOEOl2w07MiPM3m.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5iGT2dknOEOl2w07MiPM3m.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x2f63853a01820b88e045ec2971582f36ace4513abad2fa31201c5ddca415e5cb","isrc":"CZA161104044","name":"Živá Voda","registered_at":"2026-06-08T11:51:42Z","spotify_id":"5iGT2dknOEOl2w07MiPM3m","type":"track"}

Můj Čas
type: MusicRecording
duration: PT3M16S
duration ms: 196613
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104045
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T23:21:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3a2bb840f759d1dae471ff57d751599210cc7d1ea6e58c535e561a6809bfb85d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5vvr1U2dzXJju34vRRURVD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5vvr1U2dzXJju34vRRURVD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3a2bb840f759d1dae471ff57d751599210cc7d1ea6e58c535e561a6809bfb85d","isrc":"CZA161104045","name":"Můj Čas","registered_at":"2026-06-17T23:21:47Z","spotify_id":"5vvr1U2dzXJju34vRRURVD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a2bb840f759d1dae471ff57d751599210cc7d1ea6e58c535e561a6809bfb85d. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5vvr1U2dzXJju34vRRURVD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5vvr1U2dzXJju34vRRURVD.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x3a2bb840f759d1dae471ff57d751599210cc7d1ea6e58c535e561a6809bfb85d","isrc":"CZA161104045","name":"Můj Čas","registered_at":"2026-06-17T23:21:47Z","spotify_id":"5vvr1U2dzXJju34vRRURVD","type":"track"}

Rybičko Zlatá, Přeju Si
type: MusicRecording
duration: PT2M40S
duration ms: 160653
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104046
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T14:50:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x00d8aa05ccb9ad1233f8f9acbae8e0a4d7395b1e75629d4a13bf396bb67867e1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7ncPAxFACKcL6IqrxFmnSu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7ncPAxFACKcL6IqrxFmnSu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x00d8aa05ccb9ad1233f8f9acbae8e0a4d7395b1e75629d4a13bf396bb67867e1","isrc":"CZA161104046","name":"Rybičko Zlatá, Přeju Si","registered_at":"2026-06-09T14:50:35Z","spotify_id":"7ncPAxFACKcL6IqrxFmnSu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00d8aa05ccb9ad1233f8f9acbae8e0a4d7395b1e75629d4a13bf396bb67867e1. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7ncPAxFACKcL6IqrxFmnSu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7ncPAxFACKcL6IqrxFmnSu.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x00d8aa05ccb9ad1233f8f9acbae8e0a4d7395b1e75629d4a13bf396bb67867e1","isrc":"CZA161104046","name":"Rybičko Zlatá, Přeju Si","registered_at":"2026-06-09T14:50:35Z","spotify_id":"7ncPAxFACKcL6IqrxFmnSu","type":"track"}

Závrať
type: MusicRecording
duration: PT3M21S
duration ms: 201213
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104047

Snad Nezapomněl
type: MusicRecording
duration: PT3M25S
duration ms: 205106
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104048

Benjamin
type: MusicRecording
duration: PT3M32S
duration ms: 212640
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104049

Prý Je Mu Líp
type: MusicRecording
duration: PT3M7S
duration ms: 187333
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104050

Tak Si Běž
type: MusicRecording
duration: PT2M30S
duration ms: 150173
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104051

Co Já Vím
type: MusicRecording
duration: PT3M15S
duration ms: 195573
explicit: false
by artist: Hana Zagorová
by artist: Karel Gott
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05

Hani, Nebuď Jak Malinká
type: MusicRecording
duration: PT3M16S
duration ms: 196573
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104053

Skončil Bál
type: MusicRecording
duration: PT2M48S
duration ms: 168893
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104054

Love Story 2005
type: MusicRecording
duration: PT3M59S
duration ms: 239466
explicit: false
by artist: Hana Zagorová
by artist: Viktor Preiss
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104055

Eres Tu
type: MusicRecording
duration: PT3M15S
duration ms: 195506
explicit: false
by artist: Hana Zagorová
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104056

Je Nejlepší, Co Mám
type: MusicRecording
duration: PT3M0S
duration ms: 180133
explicit: false
by artist: Hana Zagorová
by artist: Michal David
in album: Zítra Se Zvedne Vítr (Zlatá Kolekce)
  type: MusicAlbum
  date published: 2011-10-05
isrc code: CZA161104057

Maluj Zase Obrázky
type: MusicAlbum
date published: 1995-09-08
track: Maluj Zase Obrázky
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312320
  explicit: false
  by artist: Hana Zagorová
  by artist: Orchestr Karla Vágnera
  in album: Maluj Zase Obrázky
    type: MusicAlbum
    date published: 1995-09-08
  isrc code: CZA659500809
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T22:12:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xefadd64d2ca10f321b82610136841378da7da455ef8dd26469c886a66a7850b6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/50F8oYcQ3pr9jDt6Iq8MEm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/50F8oYcQ3pr9jDt6Iq8MEm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xefadd64d2ca10f321b82610136841378da7da455ef8dd26469c886a66a7850b6","isrc":"CZA659500809","name":"Maluj Zase Obrázky","registered_at":"2026-06-08T22:12:16Z","spotify_id":"50F8oYcQ3pr9jDt6Iq8MEm","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefadd64d2ca10f321b82610136841378da7da455ef8dd26469c886a66a7850b6. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/50F8oYcQ3pr9jDt6Iq8MEm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/50F8oYcQ3pr9jDt6Iq8MEm.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xefadd64d2ca10f321b82610136841378da7da455ef8dd26469c886a66a7850b6","isrc":"CZA659500809","name":"Maluj Zase Obrázky","registered_at":"2026-06-08T22:12:16Z","spotify_id":"50F8oYcQ3pr9jDt6Iq8MEm","type":"track"}
track: Biograf Láska
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277066
  explicit: false
  by artist: Hana Zagorová
  by artist: Voice-mix Ludmily Nopové
  in album: Maluj Zase Obrázky
    type: MusicAlbum
    date published: 1995-09-08
  isrc code: CZA659500810
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T20:06:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x23ab5c9b38b724c4c25b7a712d0dac503eeab990e19ba5e3a8f3bc221ac2c7ba
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6jR1iODGW35Wjel9iqmcXp.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6jR1iODGW35Wjel9iqmcXp
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x23ab5c9b38b724c4c25b7a712d0dac503eeab990e19ba5e3a8f3bc221ac2c7ba","isrc":"CZA659500810","name":"Biograf Láska","registered_at":"2026-06-10T20:06:41Z","spotify_id":"6jR1iODGW35Wjel9iqmcXp","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23ab5c9b38b724c4c25b7a712d0dac503eeab990e19ba5e3a8f3bc221ac2c7ba. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6jR1iODGW35Wjel9iqmcXp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6jR1iODGW35Wjel9iqmcXp.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x23ab5c9b38b724c4c25b7a712d0dac503eeab990e19ba5e3a8f3bc221ac2c7ba","isrc":"CZA659500810","name":"Biograf Láska","registered_at":"2026-06-10T20:06:41Z","spotify_id":"6jR1iODGW35Wjel9iqmcXp","type":"track"}
track: Nápad
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205600
  explicit: false
  by artist: Hana Zagorová
  by artist: Stanislav Hložek
  by artist: Petr Kotvald
  by artist: Orchestr Karla Vágnera
  in album: Maluj Zase Obrázky
    type: MusicAlbum
    date published: 1995-09-08
  isrc code: CZA659500811
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T20:08:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x92b85e405e54be2af87dce36f830dc4b472ae3a7585c57505a186c6d20bcb190
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5tIPqpHNUtpQcokTTK2Rt6.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5tIPqpHNUtpQcokTTK2Rt6
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x92b85e405e54be2af87dce36f830dc4b472ae3a7585c57505a186c6d20bcb190","isrc":"CZA659500811","name":"Nápad","registered_at":"2026-06-10T20:08:36Z","spotify_id":"5tIPqpHNUtpQcokTTK2Rt6","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92b85e405e54be2af87dce36f830dc4b472ae3a7585c57505a186c6d20bcb190. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5tIPqpHNUtpQcokTTK2Rt6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5tIPqpHNUtpQcokTTK2Rt6.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x92b85e405e54be2af87dce36f830dc4b472ae3a7585c57505a186c6d20bcb190","isrc":"CZA659500811","name":"Nápad","registered_at":"2026-06-10T20:08:36Z","spotify_id":"5tIPqpHNUtpQcokTTK2Rt6","type":"track"}
track: Nešlap, Nelámej
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220773
  explicit: false
  by artist: Hana Zagorová
  by artist: Orchestr Karla Vágnera
  in album: Maluj Zase Obrázky
    type: MusicAlbum
    date published: 1995-09-08
  isrc code: CZA659500812
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T11:49:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbd569a3c89d6d605334bbc4687c2ce1403a18237be8eda83c8e77449d179c179
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4Xttbd6AxLg7QkMuslCxgd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Xttbd6AxLg7QkMuslCxgd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xbd569a3c89d6d605334bbc4687c2ce1403a18237be8eda83c8e77449d179c179","isrc":"CZA659500812","name":"Nešlap, Nelámej","registered_at":"2026-06-20T11:49:32Z","spotify_id":"4Xttbd6AxLg7QkMuslCxgd","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd569a3c89d6d605334bbc4687c2ce1403a18237be8eda83c8e77449d179c179. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4Xttbd6AxLg7QkMuslCxgd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Xttbd6AxLg7QkMuslCxgd.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0xbd569a3c89d6d605334bbc4687c2ce1403a18237be8eda83c8e77449d179c179","isrc":"CZA659500812","name":"Nešlap, Nelámej","registered_at":"2026-06-20T11:49:32Z","spotify_id":"4Xttbd6AxLg7QkMuslCxgd","type":"track"}
track: Já Se Vznáším
track: Usnul Nám, Spí
track: Spěchám
track: Studánko Stříbrná
track: Zdá Se
track: Málokdo VI
track: Cesta Ke Štěstí
track: Duhová Vila
track: Hany
track: Jinak To Nejde

Já Se Vznáším
type: MusicRecording
duration: PT3M8S
duration ms: 188533
explicit: false
by artist: Hana Zagorová
by artist: Voice-mix Ludmily Nopové
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659500813
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T15:21:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x695b6efab39be9c1280e426e0a78dc80a1be59f55cc55866361df56882270f0d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2Nua6F3ruL6oK26DfIZH7G.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Nua6F3ruL6oK26DfIZH7G
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x695b6efab39be9c1280e426e0a78dc80a1be59f55cc55866361df56882270f0d","isrc":"CZA659500813","name":"Já Se Vznáším","registered_at":"2026-06-19T15:21:25Z","spotify_id":"2Nua6F3ruL6oK26DfIZH7G","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x695b6efab39be9c1280e426e0a78dc80a1be59f55cc55866361df56882270f0d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Nua6F3ruL6oK26DfIZH7G.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Nua6F3ruL6oK26DfIZH7G.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x695b6efab39be9c1280e426e0a78dc80a1be59f55cc55866361df56882270f0d","isrc":"CZA659500813","name":"Já Se Vznáším","registered_at":"2026-06-19T15:21:25Z","spotify_id":"2Nua6F3ruL6oK26DfIZH7G","type":"track"}

Usnul Nám, Spí
type: MusicRecording
duration: PT2M44S
duration ms: 164440
explicit: false
by artist: Hana Zagorová
by artist: Voice-mix Ludmily Nopové
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659500814
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T10:20:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x196593222b9daf50b6665a501ae2a3ec7481f3149bf1d16f24a7b32d5e900f15
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4H6uNAniHrgFfvZvoBN46m.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4H6uNAniHrgFfvZvoBN46m
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x196593222b9daf50b6665a501ae2a3ec7481f3149bf1d16f24a7b32d5e900f15","isrc":"CZA659500814","name":"Usnul Nám, Spí","registered_at":"2026-06-25T10:20:20Z","spotify_id":"4H6uNAniHrgFfvZvoBN46m","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x196593222b9daf50b6665a501ae2a3ec7481f3149bf1d16f24a7b32d5e900f15. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4H6uNAniHrgFfvZvoBN46m.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4H6uNAniHrgFfvZvoBN46m.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x196593222b9daf50b6665a501ae2a3ec7481f3149bf1d16f24a7b32d5e900f15","isrc":"CZA659500814","name":"Usnul Nám, Spí","registered_at":"2026-06-25T10:20:20Z","spotify_id":"4H6uNAniHrgFfvZvoBN46m","type":"track"}

Spěchám
type: MusicRecording
duration: PT3M14S
duration ms: 194840
explicit: false
by artist: Hana Zagorová
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659502707
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T20:03:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfc58caf9d3d7a93ae8bc25517217d95bf57981edd444a210a5a193b9004a5294
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/48oRdSQSzQAHVY0v2qkp5n.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/48oRdSQSzQAHVY0v2qkp5n
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfc58caf9d3d7a93ae8bc25517217d95bf57981edd444a210a5a193b9004a5294","isrc":"CZA659502707","name":"Spěchám","registered_at":"2026-06-10T20:03:50Z","spotify_id":"48oRdSQSzQAHVY0v2qkp5n","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc58caf9d3d7a93ae8bc25517217d95bf57981edd444a210a5a193b9004a5294. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/48oRdSQSzQAHVY0v2qkp5n.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/48oRdSQSzQAHVY0v2qkp5n.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xfc58caf9d3d7a93ae8bc25517217d95bf57981edd444a210a5a193b9004a5294","isrc":"CZA659502707","name":"Spěchám","registered_at":"2026-06-10T20:03:50Z","spotify_id":"48oRdSQSzQAHVY0v2qkp5n","type":"track"}

Studánko Stříbrná
type: MusicRecording
duration: PT2M58S
duration ms: 178320
explicit: false
by artist: Hana Zagorová
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659500916
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T15:20:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xffacaeb7a9c840e18d847fa21714510bf9cca14d38ac9859b2223cc7d5724ebe
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1xaUIdquIPwDOvZjZlW0OE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1xaUIdquIPwDOvZjZlW0OE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xffacaeb7a9c840e18d847fa21714510bf9cca14d38ac9859b2223cc7d5724ebe","isrc":"CZA659500916","name":"Studánko Stříbrná","registered_at":"2026-06-19T15:20:58Z","spotify_id":"1xaUIdquIPwDOvZjZlW0OE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffacaeb7a9c840e18d847fa21714510bf9cca14d38ac9859b2223cc7d5724ebe. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1xaUIdquIPwDOvZjZlW0OE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1xaUIdquIPwDOvZjZlW0OE.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xffacaeb7a9c840e18d847fa21714510bf9cca14d38ac9859b2223cc7d5724ebe","isrc":"CZA659500916","name":"Studánko Stříbrná","registered_at":"2026-06-19T15:20:58Z","spotify_id":"1xaUIdquIPwDOvZjZlW0OE","type":"track"}

Zdá Se
type: MusicRecording
duration: PT3M7S
duration ms: 187853
explicit: false
by artist: Hana Zagorová
by artist: Voice-mix Ludmily Nopové
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659500817
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T12:07:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa45a2ef5ad92cb09f5740494c79369700bf8d5e3e66b76a47c1eb4215c4ce664
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0jW9J1KCfTPLtrk8OPjaKq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0jW9J1KCfTPLtrk8OPjaKq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa45a2ef5ad92cb09f5740494c79369700bf8d5e3e66b76a47c1eb4215c4ce664","isrc":"CZA659500817","name":"Zdá Se","registered_at":"2026-06-23T12:07:13Z","spotify_id":"0jW9J1KCfTPLtrk8OPjaKq","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa45a2ef5ad92cb09f5740494c79369700bf8d5e3e66b76a47c1eb4215c4ce664. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0jW9J1KCfTPLtrk8OPjaKq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0jW9J1KCfTPLtrk8OPjaKq.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xa45a2ef5ad92cb09f5740494c79369700bf8d5e3e66b76a47c1eb4215c4ce664","isrc":"CZA659500817","name":"Zdá Se","registered_at":"2026-06-23T12:07:13Z","spotify_id":"0jW9J1KCfTPLtrk8OPjaKq","type":"track"}

Málokdo VI
type: MusicRecording
duration: PT4M23S
duration ms: 263866
explicit: false
by artist: Hana Zagorová
by artist: Voice-mix Ludmily Nopové
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659500818
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T11:02:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf48a4ebf8485bca8896f41a94b117e8070fff6f90cc382b848158f80797049cc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956351
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6wXHZoNQ0DD4y3mVp2LU9Q.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6wXHZoNQ0DD4y3mVp2LU9Q
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf48a4ebf8485bca8896f41a94b117e8070fff6f90cc382b848158f80797049cc","isrc":"CZA659500818","name":"Málokdo VI","registered_at":"2026-06-27T11:02:18Z","spotify_id":"6wXHZoNQ0DD4y3mVp2LU9Q","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf48a4ebf8485bca8896f41a94b117e8070fff6f90cc382b848158f80797049cc. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6wXHZoNQ0DD4y3mVp2LU9Q.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6wXHZoNQ0DD4y3mVp2LU9Q.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0xf48a4ebf8485bca8896f41a94b117e8070fff6f90cc382b848158f80797049cc","isrc":"CZA659500818","name":"Málokdo VI","registered_at":"2026-06-27T11:02:18Z","spotify_id":"6wXHZoNQ0DD4y3mVp2LU9Q","type":"track"}

Cesta Ke Štěstí
type: MusicRecording
duration: PT3M21S
duration ms: 201040
explicit: false
by artist: Hana Zagorová
by artist: Voice-mix Ludmily Nopové
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659500819

Duhová Vila
type: MusicRecording
duration: PT2M48S
duration ms: 168293
explicit: false
by artist: Hana Zagorová
by artist: Petr Rezek
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659500009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:37:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfa5d36f417e27202229bb7d48a3ac7ac5decabe98dfc8a8dc19998589084553d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0PieYerOk86Ekubp9iOmuo.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0PieYerOk86Ekubp9iOmuo
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfa5d36f417e27202229bb7d48a3ac7ac5decabe98dfc8a8dc19998589084553d","isrc":"CZA659500009","name":"Duhová Vila","registered_at":"2026-06-04T13:37:49Z","spotify_id":"0PieYerOk86Ekubp9iOmuo","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa5d36f417e27202229bb7d48a3ac7ac5decabe98dfc8a8dc19998589084553d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0PieYerOk86Ekubp9iOmuo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0PieYerOk86Ekubp9iOmuo.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xfa5d36f417e27202229bb7d48a3ac7ac5decabe98dfc8a8dc19998589084553d","isrc":"CZA659500009","name":"Duhová Vila","registered_at":"2026-06-04T13:37:49Z","spotify_id":"0PieYerOk86Ekubp9iOmuo","type":"track"}

Hany
type: MusicRecording
duration: PT5M6S
duration ms: 306133
explicit: false
by artist: Hana Zagorová
by artist: Voice-mix Ludmily Nopové
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659500821
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T22:16:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe719a25ac440e3f8394b594b03b617fa57866cfc7a061140904dd3c0ca2315cf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956889
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7d9psACuGoMxmrqzjXxRlN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7d9psACuGoMxmrqzjXxRlN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe719a25ac440e3f8394b594b03b617fa57866cfc7a061140904dd3c0ca2315cf. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7d9psACuGoMxmrqzjXxRlN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7d9psACuGoMxmrqzjXxRlN.
  date published: 2026-07-06T06:56:49Z

Jinak To Nejde
type: MusicRecording
duration: PT4M9S
duration ms: 249813
explicit: false
by artist: Hana Zagorová
by artist: Stanislav Hložek
by artist: Petr Kotvald
by artist: Orchestr Karla Vágnera
in album: Maluj Zase Obrázky
  type: MusicAlbum
  date published: 1995-09-08
isrc code: CZA659500822
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T12:08:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf27dec09a8641895290e899760291597d65b545416ed5a2020b228efb0c69081
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7wC1DIACDcg6KWOVh2Ws9i.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7wC1DIACDcg6KWOVh2Ws9i
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf27dec09a8641895290e899760291597d65b545416ed5a2020b228efb0c69081","isrc":"CZA659500822","name":"Jinak To Nejde","registered_at":"2026-06-23T12:08:20Z","spotify_id":"7wC1DIACDcg6KWOVh2Ws9i","type":"track"}