Skety Choir
type: MusicGroup
popularity: 30
followers: 116
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x376abb40b97de8c5901794f2baa05da3c2be1805e721c236be439098d14f8dba
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953408
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953408
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/779a3de4-4d0e-4660-963e-0d2e9591928b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/779a3de4-4d0e-4660-963e-0d2e9591928b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/779a3de4-4d0e-4660-963e-0d2e9591928b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x376abb40b97de8c5901794f2baa05da3c2be1805e721c236be439098d14f8dba","name":"Skety Choir","registered_at":"2026-06-12T01:26:21Z","symbol":"NIM0156330","token_address":"0x35ac65a89bc70e11ac9eae81ebe7bd43d2cfb063","type":"artist","uuid":"779a3de4-4d0e-4660-963e-0d2e9591928b"}
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 0x376abb40b97de8c5901794f2baa05da3c2be1805e721c236be439098d14f8dba. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/779a3de4-4d0e-4660-963e-0d2e9591928b.json and https://artists.proofprofile.net/proofs/artist/779a3de4-4d0e-4660-963e-0d2e9591928b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x376abb40b97de8c5901794f2baa05da3c2be1805e721c236be439098d14f8dba","name":"Skety Choir","registered_at":"2026-06-12T01:26:21Z","symbol":"NIM0156330","token_address":"0x35ac65a89bc70e11ac9eae81ebe7bd43d2cfb063","type":"artist","uuid":"779a3de4-4d0e-4660-963e-0d2e9591928b"}
track: Začíná Se Pohádka
  type: MusicRecording
  duration: PT0M55S
  duration ms: 55380
  explicit: false
  by artist: Cesky Narodni Symfonicky Orchestr
  by artist: Oskar Rózsa
  by artist: Skety Choir
  in album: Tři Bratři (Original Soundtrack)
    type: MusicAlbum
    date published: 2014-08-27
  isrc code: CZD551400001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T13:31:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x552311fdb1efd549a1dced62f3d82189cd335cd2b4ff42cab2c97e638f11d306
  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/6cYsfVFrJcvUBzMFs5IpE2.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6cYsfVFrJcvUBzMFs5IpE2
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x552311fdb1efd549a1dced62f3d82189cd335cd2b4ff42cab2c97e638f11d306","isrc":"CZD551400001","name":"Začíná Se Pohádka","registered_at":"2026-06-08T13:31:27Z","spotify_id":"6cYsfVFrJcvUBzMFs5IpE2","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 0x552311fdb1efd549a1dced62f3d82189cd335cd2b4ff42cab2c97e638f11d306. 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/6cYsfVFrJcvUBzMFs5IpE2.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/6cYsfVFrJcvUBzMFs5IpE2.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x552311fdb1efd549a1dced62f3d82189cd335cd2b4ff42cab2c97e638f11d306","isrc":"CZD551400001","name":"Začíná Se Pohádka","registered_at":"2026-06-08T13:31:27Z","spotify_id":"6cYsfVFrJcvUBzMFs5IpE2","type":"track"}
track: Na Zámku Jsme Sami Žili
  type: MusicRecording
  duration: PT1M37S
  duration ms: 97045
  explicit: false
  by artist: Cesky Narodni Symfonicky Orchestr
  by artist: Oskar Rózsa
  by artist: David Matašek
  by artist: Zuzana Norisova
  by artist: Skety Choir
  in album: Tři Bratři (Original Soundtrack)
    type: MusicAlbum
    date published: 2014-08-27
  isrc code: CZD551400002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T19:19:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0c0af7a01bd187a523e8cd8dc8cc4f1cd3a3c2061b15959099e0b7eaee6976c7
  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/5AqNBUq3pHhH9uzLzRRpCL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5AqNBUq3pHhH9uzLzRRpCL
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0c0af7a01bd187a523e8cd8dc8cc4f1cd3a3c2061b15959099e0b7eaee6976c7","isrc":"CZD551400002","name":"Na Zámku Jsme Sami Žili","registered_at":"2026-06-09T19:19:39Z","spotify_id":"5AqNBUq3pHhH9uzLzRRpCL","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 0x0c0af7a01bd187a523e8cd8dc8cc4f1cd3a3c2061b15959099e0b7eaee6976c7. 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/5AqNBUq3pHhH9uzLzRRpCL.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/5AqNBUq3pHhH9uzLzRRpCL.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x0c0af7a01bd187a523e8cd8dc8cc4f1cd3a3c2061b15959099e0b7eaee6976c7","isrc":"CZD551400002","name":"Na Zámku Jsme Sami Žili","registered_at":"2026-06-09T19:19:39Z","spotify_id":"5AqNBUq3pHhH9uzLzRRpCL","type":"track"}
track: Sudičky
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260050
  explicit: false
  by artist: Cesky Narodni Symfonicky Orchestr
  by artist: Oskar Rózsa
  by artist: Marie Rottrova
  by artist: Iva Bittová
  by artist: Jiří Lábus
  by artist: Petra Černocká
  by artist: Zuzana Norisova
  by artist: Dětská opera Praha
  by artist: Skety Choir
  in album: Tři Bratři (Original Soundtrack)
    type: MusicAlbum
    date published: 2014-08-27
  isrc code: CZD551400003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T22:08:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x982d67e8c82ef5024570697baab1e0e0d521b0ac06315042959939c557e7908b
  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/2KKKzYZDTPPqa1R5NIf64o.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2KKKzYZDTPPqa1R5NIf64o
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x982d67e8c82ef5024570697baab1e0e0d521b0ac06315042959939c557e7908b","isrc":"CZD551400003","name":"Sudičky","registered_at":"2026-06-08T22:08:07Z","spotify_id":"2KKKzYZDTPPqa1R5NIf64o","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 0x982d67e8c82ef5024570697baab1e0e0d521b0ac06315042959939c557e7908b. 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/2KKKzYZDTPPqa1R5NIf64o.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/2KKKzYZDTPPqa1R5NIf64o.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x982d67e8c82ef5024570697baab1e0e0d521b0ac06315042959939c557e7908b","isrc":"CZD551400003","name":"Sudičky","registered_at":"2026-06-08T22:08:07Z","spotify_id":"2KKKzYZDTPPqa1R5NIf64o","type":"track"}
track: Tři Bratři Jedou Do Světa
  type: MusicRecording
  duration: PT1M38S
  duration ms: 98038
  explicit: false
  by artist: Cesky Narodni Symfonicky Orchestr
  by artist: Oskar Rózsa
  by artist: Skety Choir
  in album: Tři Bratři (Original Soundtrack)
  isrc code: CZD551400005
  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: Žili Byli Bratři Tři
track: To Byl Ten Pravý Den
track: To Je Mi Pěkné Probuzení
track: To Byla Ta Pohádka
track: Dobrý Den, Ptáčkové
track: Dívka Důvěřivá
track: Já Si Vlka Zašiju
track: Červená Karkulko
track: Do Pohádky Vedou Vrátka
track: Když Je Noc Lednová
track: Jsme Čas 1
track: Když Je Den Lednový
track: Jsme Čas 2
track: Jsme Čas 3
track: Půjdem Na Jabka Samy
track: Jsme Čas 4

Cesky Narodni Symfonicky Orchestr
type: MusicGroup

Oskar Rózsa
type: MusicGroup

Skety Choir
type: MusicGroup

Tři Bratři (Original Soundtrack)
type: MusicAlbum
date published: 2014-08-27

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-09T19:18:13+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xfb3509ff295d4c809d43136a6a5c23e17688ee5172bdf6c9f0fab1aaa7d58875

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953536

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953536

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/0EC2scPw3CmQPdG2KBriNc.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0EC2scPw3CmQPdG2KBriNc

OTSTimestamp
type: PropertyValue
value: 2026-06-13T17:25:41Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xfb3509ff295d4c809d43136a6a5c23e17688ee5172bdf6c9f0fab1aaa7d58875","isrc":"CZD551400005","name":"Tři Bratři Jedou Do Světa","registered_at":"2026-06-09T19:18:13Z","spotify_id":"0EC2scPw3CmQPdG2KBriNc","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 0xfb3509ff295d4c809d43136a6a5c23e17688ee5172bdf6c9f0fab1aaa7d58875. 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/0EC2scPw3CmQPdG2KBriNc.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/0EC2scPw3CmQPdG2KBriNc.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0xfb3509ff295d4c809d43136a6a5c23e17688ee5172bdf6c9f0fab1aaa7d58875","isrc":"CZD551400005","name":"Tři Bratři Jedou Do Světa","registered_at":"2026-06-09T19:18:13Z","spotify_id":"0EC2scPw3CmQPdG2KBriNc","type":"track"}

Žili Byli Bratři Tři
type: MusicRecording
duration: PT1M34S
duration ms: 94041
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Vojtech Dyk
by artist: Tomas Klus
by artist: Zdenek Piskula
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T05:32:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8d54496212916ce5082c1cad55cd7b66827bb17aa9b864d593911d59542852b0
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/6xKNHJwiZXJAzqvF5XOlc5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xKNHJwiZXJAzqvF5XOlc5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8d54496212916ce5082c1cad55cd7b66827bb17aa9b864d593911d59542852b0","isrc":"CZD551400006","name":"Žili Byli Bratři Tři","registered_at":"2026-06-06T05:32:44Z","spotify_id":"6xKNHJwiZXJAzqvF5XOlc5","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 0x8d54496212916ce5082c1cad55cd7b66827bb17aa9b864d593911d59542852b0. 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/6xKNHJwiZXJAzqvF5XOlc5.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/6xKNHJwiZXJAzqvF5XOlc5.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x8d54496212916ce5082c1cad55cd7b66827bb17aa9b864d593911d59542852b0","isrc":"CZD551400006","name":"Žili Byli Bratři Tři","registered_at":"2026-06-06T05:32:44Z","spotify_id":"6xKNHJwiZXJAzqvF5XOlc5","type":"track"}

To Byl Ten Pravý Den
type: MusicRecording
duration: PT0M36S
duration ms: 36050
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T19:17:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcd1bddb461b4bab5c9233586a056ab8067e5288b30a538840973855159b8d2f5
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/4m5QNNxH2tbRRHpc1NXHNk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4m5QNNxH2tbRRHpc1NXHNk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcd1bddb461b4bab5c9233586a056ab8067e5288b30a538840973855159b8d2f5","isrc":"CZD551400009","name":"To Byl Ten Pravý Den","registered_at":"2026-06-09T19:17:09Z","spotify_id":"4m5QNNxH2tbRRHpc1NXHNk","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 0xcd1bddb461b4bab5c9233586a056ab8067e5288b30a538840973855159b8d2f5. 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/4m5QNNxH2tbRRHpc1NXHNk.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/4m5QNNxH2tbRRHpc1NXHNk.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xcd1bddb461b4bab5c9233586a056ab8067e5288b30a538840973855159b8d2f5","isrc":"CZD551400009","name":"To Byl Ten Pravý Den","registered_at":"2026-06-09T19:17:09Z","spotify_id":"4m5QNNxH2tbRRHpc1NXHNk","type":"track"}

To Je Mi Pěkné Probuzení
type: MusicRecording
duration: PT2M44S
duration ms: 164598
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Alžbeta Bartošová
by artist: Tomas Klus
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T21:15:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x398a33cda96581110d04430888cc0919606fad79b27fc815965658cf9af8cc8e
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/2bQNDfxcrdNuy6Mdwc0mW1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2bQNDfxcrdNuy6Mdwc0mW1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x398a33cda96581110d04430888cc0919606fad79b27fc815965658cf9af8cc8e","isrc":"CZD551400010","name":"To Je Mi Pěkné Probuzení","registered_at":"2026-06-07T21:15:59Z","spotify_id":"2bQNDfxcrdNuy6Mdwc0mW1","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 0x398a33cda96581110d04430888cc0919606fad79b27fc815965658cf9af8cc8e. 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/2bQNDfxcrdNuy6Mdwc0mW1.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/2bQNDfxcrdNuy6Mdwc0mW1.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x398a33cda96581110d04430888cc0919606fad79b27fc815965658cf9af8cc8e","isrc":"CZD551400010","name":"To Je Mi Pěkné Probuzení","registered_at":"2026-06-07T21:15:59Z","spotify_id":"2bQNDfxcrdNuy6Mdwc0mW1","type":"track"}

To Byla Ta Pohádka
type: MusicRecording
duration: PT1M20S
duration ms: 80040
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T05:09:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfcec30e4e70fa8736bd11a036556efa40eb8899ccc0d3ae526286ad385424317
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/7uCnzBKdEA2xj9emqMpjQZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7uCnzBKdEA2xj9emqMpjQZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfcec30e4e70fa8736bd11a036556efa40eb8899ccc0d3ae526286ad385424317","isrc":"CZD551400011","name":"To Byla Ta Pohádka","registered_at":"2026-06-09T05:09:42Z","spotify_id":"7uCnzBKdEA2xj9emqMpjQZ","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 0xfcec30e4e70fa8736bd11a036556efa40eb8899ccc0d3ae526286ad385424317. 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/7uCnzBKdEA2xj9emqMpjQZ.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/7uCnzBKdEA2xj9emqMpjQZ.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xfcec30e4e70fa8736bd11a036556efa40eb8899ccc0d3ae526286ad385424317","isrc":"CZD551400011","name":"To Byla Ta Pohádka","registered_at":"2026-06-09T05:09:42Z","spotify_id":"7uCnzBKdEA2xj9emqMpjQZ","type":"track"}

Dobrý Den, Ptáčkové
type: MusicRecording
duration: PT5M22S
duration ms: 322482
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Lucie Štouračová
by artist: Frantisek Segrado
by artist: Alice Bauer
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T09:33:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa9da39e455b6be9c99be2f360b00260d5b6a0e3a371edbee21d4fd2e216459aa
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/2BoTP8KE0tKNeVctPpQdd5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2BoTP8KE0tKNeVctPpQdd5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa9da39e455b6be9c99be2f360b00260d5b6a0e3a371edbee21d4fd2e216459aa","isrc":"CZD551400014","name":"Dobrý Den, Ptáčkové","registered_at":"2026-06-09T09:33:59Z","spotify_id":"2BoTP8KE0tKNeVctPpQdd5","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 0xa9da39e455b6be9c99be2f360b00260d5b6a0e3a371edbee21d4fd2e216459aa. 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/2BoTP8KE0tKNeVctPpQdd5.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/2BoTP8KE0tKNeVctPpQdd5.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xa9da39e455b6be9c99be2f360b00260d5b6a0e3a371edbee21d4fd2e216459aa","isrc":"CZD551400014","name":"Dobrý Den, Ptáčkové","registered_at":"2026-06-09T09:33:59Z","spotify_id":"2BoTP8KE0tKNeVctPpQdd5","type":"track"}

Dívka Důvěřivá
type: MusicRecording
duration: PT1M32S
duration ms: 92605
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Pavel Liška
by artist: Alice Bauer
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T19:15:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3774e7cbaa4b9ee82b7593807f605ad70258d1e69c0cbbcaf899aff7d349e1c8
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/6I8BpS8p5Wkt0qpdk5YyMD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6I8BpS8p5Wkt0qpdk5YyMD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3774e7cbaa4b9ee82b7593807f605ad70258d1e69c0cbbcaf899aff7d349e1c8","isrc":"CZD551400015","name":"Dívka Důvěřivá","registered_at":"2026-06-09T19:15:05Z","spotify_id":"6I8BpS8p5Wkt0qpdk5YyMD","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 0x3774e7cbaa4b9ee82b7593807f605ad70258d1e69c0cbbcaf899aff7d349e1c8. 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/6I8BpS8p5Wkt0qpdk5YyMD.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/6I8BpS8p5Wkt0qpdk5YyMD.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x3774e7cbaa4b9ee82b7593807f605ad70258d1e69c0cbbcaf899aff7d349e1c8","isrc":"CZD551400015","name":"Dívka Důvěřivá","registered_at":"2026-06-09T19:15:05Z","spotify_id":"6I8BpS8p5Wkt0qpdk5YyMD","type":"track"}

Já Si Vlka Zašiju
type: MusicRecording
duration: PT0M51S
duration ms: 51044
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Jitka Smutna
by artist: Frantisek Segrado
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400018
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T03:21:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1f9e1e6f7c1031b72e16e811b0dfe6d33214df630d0261e8692da8773d78e16f
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/1dpX3zgE9O016UKFRZRWs1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dpX3zgE9O016UKFRZRWs1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1f9e1e6f7c1031b72e16e811b0dfe6d33214df630d0261e8692da8773d78e16f","isrc":"CZD551400018","name":"Já Si Vlka Zašiju","registered_at":"2026-06-11T03:21:59Z","spotify_id":"1dpX3zgE9O016UKFRZRWs1","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 0x1f9e1e6f7c1031b72e16e811b0dfe6d33214df630d0261e8692da8773d78e16f. 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/1dpX3zgE9O016UKFRZRWs1.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/1dpX3zgE9O016UKFRZRWs1.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1f9e1e6f7c1031b72e16e811b0dfe6d33214df630d0261e8692da8773d78e16f","isrc":"CZD551400018","name":"Já Si Vlka Zašiju","registered_at":"2026-06-11T03:21:59Z","spotify_id":"1dpX3zgE9O016UKFRZRWs1","type":"track"}

Červená Karkulko
type: MusicRecording
duration: PT1M39S
duration ms: 99031
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Zdenek Piskula
by artist: Lucie Štouračová
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400019
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T19:25:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeb07873e20bd70ec10a764d9c3c9c39b74925f2417de1b9d3919d218bd05f3a5
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/7aAsFYm1acoiLKhNncqeYF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7aAsFYm1acoiLKhNncqeYF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xeb07873e20bd70ec10a764d9c3c9c39b74925f2417de1b9d3919d218bd05f3a5","isrc":"CZD551400019","name":"Červená Karkulko","registered_at":"2026-06-09T19:25:28Z","spotify_id":"7aAsFYm1acoiLKhNncqeYF","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 0xeb07873e20bd70ec10a764d9c3c9c39b74925f2417de1b9d3919d218bd05f3a5. 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/7aAsFYm1acoiLKhNncqeYF.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/7aAsFYm1acoiLKhNncqeYF.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xeb07873e20bd70ec10a764d9c3c9c39b74925f2417de1b9d3919d218bd05f3a5","isrc":"CZD551400019","name":"Červená Karkulko","registered_at":"2026-06-09T19:25:28Z","spotify_id":"7aAsFYm1acoiLKhNncqeYF","type":"track"}

Do Pohádky Vedou Vrátka
type: MusicRecording
duration: PT1M38S
duration ms: 98038
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Dětská opera Praha
by artist: Ivana Chylkova
by artist: Alena Doláková
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400021
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T05:47:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xded67d633e947fefda1584a662a5db0ec625846610206369bcd1e7dce3196c04
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/3bQ4h9aLf3YHSONRzAgjwA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3bQ4h9aLf3YHSONRzAgjwA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xded67d633e947fefda1584a662a5db0ec625846610206369bcd1e7dce3196c04","isrc":"CZD551400021","name":"Do Pohádky Vedou Vrátka","registered_at":"2026-06-10T05:47:30Z","spotify_id":"3bQ4h9aLf3YHSONRzAgjwA","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 0xded67d633e947fefda1584a662a5db0ec625846610206369bcd1e7dce3196c04. 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/3bQ4h9aLf3YHSONRzAgjwA.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/3bQ4h9aLf3YHSONRzAgjwA.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xded67d633e947fefda1584a662a5db0ec625846610206369bcd1e7dce3196c04","isrc":"CZD551400021","name":"Do Pohádky Vedou Vrátka","registered_at":"2026-06-10T05:47:30Z","spotify_id":"3bQ4h9aLf3YHSONRzAgjwA","type":"track"}

Když Je Noc Lednová
type: MusicRecording
duration: PT1M3S
duration ms: 63034
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Dětská opera Praha
by artist: Sabina Rojková
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400024
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T13:48:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6e044482fdb670957d96ce4ea403d7b1d70dc82bff57f18ff6f59f3d56345031
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/2Ng2AwaIXmIGy5OXVLJzZb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Ng2AwaIXmIGy5OXVLJzZb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6e044482fdb670957d96ce4ea403d7b1d70dc82bff57f18ff6f59f3d56345031","isrc":"CZD551400024","name":"Když Je Noc Lednová","registered_at":"2026-06-11T13:48:28Z","spotify_id":"2Ng2AwaIXmIGy5OXVLJzZb","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 0x6e044482fdb670957d96ce4ea403d7b1d70dc82bff57f18ff6f59f3d56345031. 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/2Ng2AwaIXmIGy5OXVLJzZb.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/2Ng2AwaIXmIGy5OXVLJzZb.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x6e044482fdb670957d96ce4ea403d7b1d70dc82bff57f18ff6f59f3d56345031","isrc":"CZD551400024","name":"Když Je Noc Lednová","registered_at":"2026-06-11T13:48:28Z","spotify_id":"2Ng2AwaIXmIGy5OXVLJzZb","type":"track"}

Jsme Čas 1
type: MusicRecording
duration: PT2M7S
duration ms: 127034
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Sabina Rojková
by artist: Boleslav Polivka
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T19:48:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x564526ab656d4df76382af2acfe68f3d7ef830af59af53ba8b876e93b1ecd050
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/2Yf7d1U6FYIAlAfnwy3yE3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Yf7d1U6FYIAlAfnwy3yE3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x564526ab656d4df76382af2acfe68f3d7ef830af59af53ba8b876e93b1ecd050","isrc":"CZD551400026","name":"Jsme Čas 1","registered_at":"2026-06-10T19:48:14Z","spotify_id":"2Yf7d1U6FYIAlAfnwy3yE3","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 0x564526ab656d4df76382af2acfe68f3d7ef830af59af53ba8b876e93b1ecd050. 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/2Yf7d1U6FYIAlAfnwy3yE3.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/2Yf7d1U6FYIAlAfnwy3yE3.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x564526ab656d4df76382af2acfe68f3d7ef830af59af53ba8b876e93b1ecd050","isrc":"CZD551400026","name":"Jsme Čas 1","registered_at":"2026-06-10T19:48:14Z","spotify_id":"2Yf7d1U6FYIAlAfnwy3yE3","type":"track"}

Když Je Den Lednový
type: MusicRecording
duration: PT0M54S
duration ms: 54309
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Dětská opera Praha
by artist: Sabina Rojková
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400028
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T15:44:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd5de2d8036d93e364702d73a2f2616170041930a56c6d3258b444d329db0939c
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/6l6tu7GrCP7lhm3Dj1bpfh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6l6tu7GrCP7lhm3Dj1bpfh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd5de2d8036d93e364702d73a2f2616170041930a56c6d3258b444d329db0939c","isrc":"CZD551400028","name":"Když Je Den Lednový","registered_at":"2026-06-11T15:44:17Z","spotify_id":"6l6tu7GrCP7lhm3Dj1bpfh","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 0xd5de2d8036d93e364702d73a2f2616170041930a56c6d3258b444d329db0939c. 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/6l6tu7GrCP7lhm3Dj1bpfh.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/6l6tu7GrCP7lhm3Dj1bpfh.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xd5de2d8036d93e364702d73a2f2616170041930a56c6d3258b444d329db0939c","isrc":"CZD551400028","name":"Když Je Den Lednový","registered_at":"2026-06-11T15:44:17Z","spotify_id":"6l6tu7GrCP7lhm3Dj1bpfh","type":"track"}

Jsme Čas 2
type: MusicRecording
duration: PT2M8S
duration ms: 128680
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Sabina Rojková
by artist: Boleslav Polivka
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400030
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T03:48:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0399f14ce6ce90db22201da5006540375c4d4222c1948028e687482c4c9c30e7
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/0TW1RaVqIcAP5EXexiDT3r.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0TW1RaVqIcAP5EXexiDT3r
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0399f14ce6ce90db22201da5006540375c4d4222c1948028e687482c4c9c30e7","isrc":"CZD551400030","name":"Jsme Čas 2","registered_at":"2026-06-18T03:48:50Z","spotify_id":"0TW1RaVqIcAP5EXexiDT3r","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 0x0399f14ce6ce90db22201da5006540375c4d4222c1948028e687482c4c9c30e7. 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/0TW1RaVqIcAP5EXexiDT3r.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/0TW1RaVqIcAP5EXexiDT3r.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x0399f14ce6ce90db22201da5006540375c4d4222c1948028e687482c4c9c30e7","isrc":"CZD551400030","name":"Jsme Čas 2","registered_at":"2026-06-18T03:48:50Z","spotify_id":"0TW1RaVqIcAP5EXexiDT3r","type":"track"}

Jsme Čas 3
type: MusicRecording
duration: PT1M41S
duration ms: 101068
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Sabina Rojková
by artist: Boleslav Polivka
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400032
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T03:49:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x61425b100423b3b9ad8b07e45b9db2c917c7c128b3d8ac81440854b7bd62ee0b
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/6FkvF4Umpc8D9t0b6gmM49.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6FkvF4Umpc8D9t0b6gmM49
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x61425b100423b3b9ad8b07e45b9db2c917c7c128b3d8ac81440854b7bd62ee0b","isrc":"CZD551400032","name":"Jsme Čas 3","registered_at":"2026-06-18T03:49:12Z","spotify_id":"6FkvF4Umpc8D9t0b6gmM49","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 0x61425b100423b3b9ad8b07e45b9db2c917c7c128b3d8ac81440854b7bd62ee0b. 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/6FkvF4Umpc8D9t0b6gmM49.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/6FkvF4Umpc8D9t0b6gmM49.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x61425b100423b3b9ad8b07e45b9db2c917c7c128b3d8ac81440854b7bd62ee0b","isrc":"CZD551400032","name":"Jsme Čas 3","registered_at":"2026-06-18T03:49:12Z","spotify_id":"6FkvF4Umpc8D9t0b6gmM49","type":"track"}

Půjdem Na Jabka Samy
type: MusicRecording
duration: PT1M7S
duration ms: 67031
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Ivana Chylkova
by artist: Alena Doláková
by artist: Sabina Rojková
by artist: Dětská opera Praha
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400033
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T11:56:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x315e4321bf192e8756edb4e71f3af7af558fbdabc75dee586c41810fe372cc73
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/2vvTIEiYobBFbkEyqupuT5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2vvTIEiYobBFbkEyqupuT5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x315e4321bf192e8756edb4e71f3af7af558fbdabc75dee586c41810fe372cc73","isrc":"CZD551400033","name":"Půjdem Na Jabka Samy","registered_at":"2026-06-18T11:56:24Z","spotify_id":"2vvTIEiYobBFbkEyqupuT5","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 0x315e4321bf192e8756edb4e71f3af7af558fbdabc75dee586c41810fe372cc73. 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/2vvTIEiYobBFbkEyqupuT5.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/2vvTIEiYobBFbkEyqupuT5.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x315e4321bf192e8756edb4e71f3af7af558fbdabc75dee586c41810fe372cc73","isrc":"CZD551400033","name":"Půjdem Na Jabka Samy","registered_at":"2026-06-18T11:56:24Z","spotify_id":"2vvTIEiYobBFbkEyqupuT5","type":"track"}

Jsme Čas 4
type: MusicRecording
duration: PT1M12S
duration ms: 72046
explicit: false
by artist: Cesky Narodni Symfonicky Orchestr
by artist: Oskar Rózsa
by artist: Ivana Chylkova
by artist: Alena Doláková
by artist: Boleslav Polivka
by artist: Skety Choir
in album: Tři Bratři (Original Soundtrack)
  type: MusicAlbum
  date published: 2014-08-27
isrc code: CZD551400034
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T09:09:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2af839e78028e6675330347f4fd4b122d2a7eed64d835bb5b90dd8c54df3cbe8
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/6YAQ89GW19qzZCVcK2qCEG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6YAQ89GW19qzZCVcK2qCEG
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T20:45:54Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2af839e78028e6675330347f4fd4b122d2a7eed64d835bb5b90dd8c54df3cbe8","isrc":"CZD551400034","name":"Jsme Čas 4","registered_at":"2026-06-17T09:09:48Z","spotify_id":"6YAQ89GW19qzZCVcK2qCEG","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 0x2af839e78028e6675330347f4fd4b122d2a7eed64d835bb5b90dd8c54df3cbe8. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:45:54Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6YAQ89GW19qzZCVcK2qCEG.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/6YAQ89GW19qzZCVcK2qCEG.
  date published: 2026-06-17T20:45:54Z
  text: {"copyright_id":"0x2af839e78028e6675330347f4fd4b122d2a7eed64d835bb5b90dd8c54df3cbe8","isrc":"CZD551400034","name":"Jsme Čas 4","registered_at":"2026-06-17T09:09:48Z","spotify_id":"6YAQ89GW19qzZCVcK2qCEG","type":"track"}