Sebe
type: MusicGroup
genre: horrorcore
description: Zebe is a small town in Togo, located on the north side of the lagoon near Aného. It was the second capital of the German colony of Togoland from 1887, when it replaced Bagid (present day Baguida) unt
popularity: 21
followers: 718
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7fe31a090378a30dd282157c2b654caa2b7b6dfaa7e2f2fb404dc06d12dc3ac0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5e3f16ff-ab70-482b-bf86-15cc2dd7a54b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5e3f16ff-ab70-482b-bf86-15cc2dd7a54b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5e3f16ff-ab70-482b-bf86-15cc2dd7a54b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fe31a090378a30dd282157c2b654caa2b7b6dfaa7e2f2fb404dc06d12dc3ac0. 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/5e3f16ff-ab70-482b-bf86-15cc2dd7a54b.json and https://artists.proofprofile.net/proofs/artist/5e3f16ff-ab70-482b-bf86-15cc2dd7a54b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Škvár A Šmír
  type: MusicAlbum
  date published: 2019-03-24
album: Škvár A Šmír
  type: MusicAlbum
  date published: 2019-03-24
album: All Inclusive
  type: MusicAlbum
  date published: 2019-05-08
album: Čechy Čechům
  type: MusicAlbum
  date published: 2019-09-29
album: Jedeme na chatu
  type: MusicAlbum
  date published: 2019-12-01
  track: Jedeme na chatu
    type: MusicRecording
    duration: PT4M1S
    duration ms: 241045
    explicit: true
    by artist: Sebe
    in album: Jedeme na chatu
      type: MusicAlbum
      date published: 2019-12-01
    genre: horrorcore
    isrc code: CZAG81900019
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-22T03:36:35+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1216bcde4e8ef39fcfdbc4399737d3770b98e66ba9ad539f764809d91045a2f7
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959096
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959096
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG81900019
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T03:48:36Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1216bcde4e8ef39fcfdbc4399737d3770b98e66ba9ad539f764809d91045a2f7. Chain 2 (Bitcoin): anchored in block 959096 (2026-07-22T03:48:36Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG81900019.
      date published: 2026-07-22T03:48:36Z
    audio: Jedeme na chatu
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 150.017
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.689
      additional property: Energy
        type: PropertyValue
        value: 0.776
      additional property: Speechiness
        type: PropertyValue
        value: 0.115
      additional property: Acousticness
        type: PropertyValue
        value: 0.024
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.059
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.625
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.09
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Až Po Vás, Madame!
  type: MusicAlbum
  date published: 2020-08-28
album: Až Po Vás, Madame!
  type: MusicAlbum
  date published: 2020-08-28
album: Pocta Mikeovi T
  type: MusicAlbum
  date published: 2020-09-23
album: Pocta Mikeovi T
  type: MusicAlbum
  date published: 2020-09-23
album: Sebese
  type: MusicAlbum
  date published: 2021-10-15
  track: Hymna
    type: MusicRecording
    duration: PT2M53S
    duration ms: 173320
    explicit: true
    by artist: Sebe
    in album: Sebese
      type: MusicAlbum
      date published: 2021-10-15
    genre: horrorcore
    isrc code: CZAG82105001
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T20:21:09+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf22e1d2d39faecfea785798d71f8f935aee8ea21fd8370371a8d784cc50d67a8
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958322
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958322
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82105001
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T20:44:14Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf22e1d2d39faecfea785798d71f8f935aee8ea21fd8370371a8d784cc50d67a8. Chain 2 (Bitcoin): anchored in block 958322 (2026-07-16T20:44:14Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82105001.
      date published: 2026-07-16T20:44:14Z
    audio: Hymna
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 90.743
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: BATE
album: HAJZLE
album: Revizor
album: ŠMEJD
album: Nemám Koho Volit
track: Zelená víla

Mode (Major/Minor)
type: PropertyValue
value: 0

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.697

Energy
type: PropertyValue
value: 0.912

Speechiness
type: PropertyValue
value: 0.381

Acousticness
type: PropertyValue
value: 0.232

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.075

Valence (Positivity)
type: PropertyValue
value: 0.924

Loudness (dB)
type: PropertyValue
value: -4.979

Key Name
type: PropertyValue
value: Bb

Mode Name
type: PropertyValue
value: Minor

BATE
type: MusicAlbum
date published: 2025-01-31
track: BATE
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142373
  explicit: false
  by artist: Sebe
  in album: BATE
    type: MusicAlbum
    date published: 2025-01-31
  genre: horrorcore
  isrc code: CZAG82502001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x897406893b43b81e325f3d15e08a1bb366f8baee269041a873e5216a91007aa3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958666
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958666
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T05:00:30Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x897406893b43b81e325f3d15e08a1bb366f8baee269041a873e5216a91007aa3. Chain 2 (Bitcoin): anchored in block 958666 (2026-07-19T05:00:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502001.
    date published: 2026-07-19T05:00:30Z
  audio: BATE
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.014
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.808
    additional property: Energy
      type: PropertyValue
      value: 0.905
    additional property: Speechiness
      type: PropertyValue
      value: 0.082
    additional property: Acousticness
      type: PropertyValue
      value: 0.008
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.243
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.384
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.243
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

HAJZLE
type: MusicAlbum
date published: 2025-02-28
track: HAJZLE
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164266
  explicit: true
  by artist: Sebe
  in album: HAJZLE
    type: MusicAlbum
    date published: 2025-02-28
  genre: horrorcore
  isrc code: CZAG82502002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x52026b043a6859355ca57a0fb6828cf68749db5923cd9d909581d9502f10039a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958585
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958585
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502002
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T17:05:16Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52026b043a6859355ca57a0fb6828cf68749db5923cd9d909581d9502f10039a. Chain 2 (Bitcoin): anchored in block 958585 (2026-07-18T17:05:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502002.
    date published: 2026-07-18T17:05:16Z
  audio: HAJZLE
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 165.987
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.652
    additional property: Energy
      type: PropertyValue
      value: 0.865
    additional property: Speechiness
      type: PropertyValue
      value: 0.137
    additional property: Acousticness
      type: PropertyValue
      value: 0.004
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.216
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.521
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.357
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Revizor
type: MusicAlbum
date published: 2025-03-28
track: Revizor
  type: MusicRecording
  duration: PT2M39S
  duration ms: 159320
  explicit: true
  by artist: Sebe
  in album: Revizor
    type: MusicAlbum
    date published: 2025-03-28
  genre: horrorcore
  isrc code: CZAG82502003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T07:29:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x56689222896e4354d27883d3bf4661eca6c6312d5901436b5f0182b4c60f96f5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956745
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956745
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502003
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T05:33:35Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56689222896e4354d27883d3bf4661eca6c6312d5901436b5f0182b4c60f96f5. Chain 2 (Bitcoin): anchored in block 956745 (2026-07-05T05:33:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502003.
    date published: 2026-07-05T05:33:35Z
  audio: Revizor
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 132.008
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.835
    additional property: Energy
      type: PropertyValue
      value: 0.676
    additional property: Speechiness
      type: PropertyValue
      value: 0.163
    additional property: Acousticness
      type: PropertyValue
      value: 0.043
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.159
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.47
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.822
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

ŠMEJD
type: MusicAlbum
date published: 2025-04-18
track: BATE
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142373
  explicit: false
  by artist: Sebe
  in album: ŠMEJD
    type: MusicAlbum
    date published: 2025-04-18
  genre: horrorcore
  isrc code: CZAG82502001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T23:35:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x897406893b43b81e325f3d15e08a1bb366f8baee269041a873e5216a91007aa3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958468
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958468
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T00:27:51Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x897406893b43b81e325f3d15e08a1bb366f8baee269041a873e5216a91007aa3. Chain 2 (Bitcoin): anchored in block 958468 (2026-07-18T00:27:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502001.
    date published: 2026-07-18T00:27:51Z
  audio: BATE
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.014
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.808
    additional property: Energy
      type: PropertyValue
      value: 0.905
    additional property: Speechiness
      type: PropertyValue
      value: 0.082
    additional property: Acousticness
      type: PropertyValue
      value: 0.008
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.243
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.384
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.243
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Liebesbrief
  type: MusicRecording
  duration: PT2M43S
  duration ms: 163013
  explicit: true
  by artist: Sebe
  in album: ŠMEJD
    type: MusicAlbum
    date published: 2025-04-18
  genre: horrorcore
  isrc code: CZAG82502004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T11:52:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfb51abc2e0cdba4b7918f7ec05f0a9cd6a8e21ff546fc610d18c6c0e1257723e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958286
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958286
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502004
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T12:43:37Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb51abc2e0cdba4b7918f7ec05f0a9cd6a8e21ff546fc610d18c6c0e1257723e. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T12:43:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502004.
    date published: 2026-07-16T12:43:37Z
  audio: Liebesbrief
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 173.97
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.64
    additional property: Energy
      type: PropertyValue
      value: 0.718
    additional property: Speechiness
      type: PropertyValue
      value: 0.357
    additional property: Acousticness
      type: PropertyValue
      value: 0.014
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.21
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.692
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.781
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: HAJZLE
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164266
  explicit: true
  by artist: Sebe
  in album: ŠMEJD
    type: MusicAlbum
    date published: 2025-04-18
  genre: horrorcore
  isrc code: CZAG82502002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T06:34:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x52026b043a6859355ca57a0fb6828cf68749db5923cd9d909581d9502f10039a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958377
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958377
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: HAJZLE
track: TSKK
track: Revizor
track: Demolice Bytu Za Přítomnosti Rodiny
track: Ukolíbavka
track: LDN

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502002

OTSTimestamp
type: PropertyValue
value: 2026-07-17T06:48:00Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52026b043a6859355ca57a0fb6828cf68749db5923cd9d909581d9502f10039a. Chain 2 (Bitcoin): anchored in block 958377 (2026-07-17T06:48:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502002.
date published: 2026-07-17T06:48:00Z

HAJZLE
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 165.987
additional property: Musical Key
  type: PropertyValue
  value: 2
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.652
additional property: Energy
  type: PropertyValue
  value: 0.865
additional property: Speechiness
  type: PropertyValue
  value: 0.137
additional property: Acousticness
  type: PropertyValue
  value: 0.004
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.216
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.521
additional property: Loudness (dB)
  type: PropertyValue
  value: -6.357
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

TSKK
type: MusicRecording
duration: PT2M44S
duration ms: 164000
explicit: true
by artist: Sebe
in album: ŠMEJD
  type: MusicAlbum
  date published: 2025-04-18
genre: horrorcore
isrc code: CZAG82502005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T07:27:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe7317cff993563e89028ea56e0cef9f7da3230baf128cc33cd1dbf373ef7d37d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956634
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956634
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502005
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T10:04:33Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7317cff993563e89028ea56e0cef9f7da3230baf128cc33cd1dbf373ef7d37d. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502005.
  date published: 2026-07-04T10:04:33Z
audio: TSKK
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.077
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.736
  additional property: Energy
    type: PropertyValue
    value: 0.641
  additional property: Speechiness
    type: PropertyValue
    value: 0.16
  additional property: Acousticness
    type: PropertyValue
    value: 0.049
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.404
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.363
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.303
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Revizor
type: MusicRecording
duration: PT2M39S
duration ms: 159320
explicit: true
by artist: Sebe
in album: ŠMEJD
  type: MusicAlbum
  date published: 2025-04-18
genre: horrorcore
isrc code: CZAG82502003
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T07:29:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x56689222896e4354d27883d3bf4661eca6c6312d5901436b5f0182b4c60f96f5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956634
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956634
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502003
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T10:04:33Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56689222896e4354d27883d3bf4661eca6c6312d5901436b5f0182b4c60f96f5. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502003.
  date published: 2026-07-04T10:04:33Z
audio: Revizor
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.008
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.835
  additional property: Energy
    type: PropertyValue
    value: 0.676
  additional property: Speechiness
    type: PropertyValue
    value: 0.163
  additional property: Acousticness
    type: PropertyValue
    value: 0.043
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.159
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.47
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.822
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Demolice Bytu Za Přítomnosti Rodiny
type: MusicRecording
duration: PT3M14S
duration ms: 194013
explicit: true
by artist: Sebe
in album: ŠMEJD
  type: MusicAlbum
  date published: 2025-04-18
genre: horrorcore
isrc code: CZAG82502007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T17:09:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5a10a0b134188c65c503d9659888150b9e3b8b08b015525d258b0da9d060c4f2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956545
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956545
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502007
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T19:59:51Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a10a0b134188c65c503d9659888150b9e3b8b08b015525d258b0da9d060c4f2. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502007.
  date published: 2026-07-03T19:59:51Z
audio: Demolice Bytu Za Přítomnosti Rodiny
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 176.016
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.626
  additional property: Energy
    type: PropertyValue
    value: 0.738
  additional property: Speechiness
    type: PropertyValue
    value: 0.241
  additional property: Acousticness
    type: PropertyValue
    value: 0.072
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.233
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.694
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.517
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ukolíbavka
type: MusicRecording
duration: PT3M27S
duration ms: 207013
explicit: false
by artist: Sebe
in album: ŠMEJD
  type: MusicAlbum
  date published: 2025-04-18
genre: horrorcore
isrc code: CZAG82502008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T12:52:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb984e1467ad9551a0dc8287963b18aabd3656de0454c2e3c3420b13db8aef21a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956725
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956725
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502008
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T01:12:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb984e1467ad9551a0dc8287963b18aabd3656de0454c2e3c3420b13db8aef21a. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502008.
  date published: 2026-07-05T01:12:41Z
audio: Ukolíbavka
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.202
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.69
  additional property: Energy
    type: PropertyValue
    value: 0.669
  additional property: Speechiness
    type: PropertyValue
    value: 0.126
  additional property: Acousticness
    type: PropertyValue
    value: 0.248
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.303
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.586
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.075
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

LDN
type: MusicRecording
duration: PT4M8S
duration ms: 248000
explicit: true
by artist: Sebe
in album: ŠMEJD
  type: MusicAlbum
  date published: 2025-04-18
genre: horrorcore
isrc code: CZAG82502009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T03:40:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d376c225c04b08a797d85968f55f566131f88408faf9c9f787045445acf8c73
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958489
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958489
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502009
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T04:13:26Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d376c225c04b08a797d85968f55f566131f88408faf9c9f787045445acf8c73. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82502009.
  date published: 2026-07-18T04:13:26Z
audio: LDN
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.957
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.693
  additional property: Energy
    type: PropertyValue
    value: 0.86
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.075
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
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    value: -9.45
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Nemám Koho Volit
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date published: 2025-09-26
track: Nemám Koho Volit
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    type: PropertyValue
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  additional property: OTSTimestamp
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    value: 2026-07-04T10:04:33Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a4a368dda581d31996d0ed6a386179c71facfc8e41cc54fc336721bcdb82def. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZAG82503001.
    date published: 2026-07-04T10:04:33Z
  audio: Nemám Koho Volit
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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Zelená víla
type: MusicRecording
duration: PT4M37S
duration ms: 277976
explicit: false
by artist: Gambrz Reprs
by artist: Sebe
by artist: P/\ST
in album: Nemoc králů
  type: MusicAlbum
  date published: 2023-10-07
isrc code: QZTB82373300
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB82373300
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2c38c37a83e27abda95b445d05c06ed9b50416ecf9a5e89f164eef9cbac55ed. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB82373300.
  date published: 2026-07-02T03:30:09Z
audio: Zelená víla
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.794
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.748
  additional property: Energy
    type: PropertyValue
    value: 0.771
  additional property: Speechiness
    type: PropertyValue
    value: 0.307
  additional property: Acousticness
    type: PropertyValue
    value: 0.036
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.751
  additional property: Loudness (dB)
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    value: -10.944
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