Bird
type: MusicGroup
description: Birds are a group of warm-blooded theropod dinosaurs constituting the class Aves, characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chamb
popularity: 14
followers: 1228
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additional property: OTSVerifyInstructions
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  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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8e26ad9bd6732624a39e6db453f591779c90a23563a0ee48656a0dcaed034e3. Chain 2 (Bitcoin): anchored in block 953741 (2026-06-15T04:44:49Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/993e7b38-a7c6-4ba8-a6b1-9892bbc27225.json and https://artists.proofprofile.net/proofs/artist/993e7b38-a7c6-4ba8-a6b1-9892bbc27225.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:44:49Z
album: Vogelvlucht
  type: MusicAlbum
  date published: 2018-02-05
  track: Luchtmacht
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      date published: 2018-02-05
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    additional property: OTSVerifyInstructions
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      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
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-05T22:14:35Z
    audio: Luchtmacht
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album: Vogelvlucht
  type: MusicAlbum
  date published: 2018-02-05
album: Andere Tijd
  type: MusicAlbum
  date published: 2019-08-07
album: Andere Tijd
  type: MusicAlbum
  date published: 2019-08-07
album: Paffen Kassen Prakken
  type: MusicAlbum
  date published: 2019-08-14
album: Paffen Kassen Prakken
  type: MusicAlbum
  date published: 2019-08-14
album: Shell
  type: MusicAlbum
  date published: 2019-08-21
album: Shell
  type: MusicAlbum
  date published: 2019-08-21
album: Money Belly
  type: MusicAlbum
  date published: 2019-08-26
album: Money Belly
  type: MusicAlbum
  date published: 2019-08-26
album: Verdieping 3
  type: MusicAlbum
  date published: 2020-05-18
album: Verdieping 3
  type: MusicAlbum
  date published: 2020-05-18
album: Hometown
  type: MusicAlbum
  date published: 2021-02-02
album: Hometown
  type: MusicAlbum
  date published: 2021-02-02
album: Face In Die Frown
  type: MusicAlbum
  date published: 2021-07-01
album: Face In Die Frown (feat. Rikky Rozay, Luie Louis, Haddadi & Orthur)
  type: MusicAlbum
  date published: 2021-07-01
album: Windstil
  type: MusicAlbum
  date published: 2023-09-01
album: Young Boy in de City
  type: MusicAlbum
  date published: 2023-10-06
album: Lost maar never Late
  type: MusicAlbum
  date published: 2023-10-20
album: Leeg
  type: MusicAlbum
  date published: 2024-02-09
album: Ni Meer Stiekem
  type: MusicAlbum
  date published: 2024-03-08
album: Lost maar never Late (Deluxe)
  type: MusicAlbum
  date published: 2024-04-05
album: Stealy Cypher
  type: MusicAlbum
  date published: 2024-10-31
album: Bij
  type: MusicAlbum
  date published: 2024-11-19
album: Deuce Up
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  date published: 2024-12-17
album: Achterbouw Mixtape (Side A)
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  track: Loft
  track: Ook Maar Een Mens
  track: Niemand Binnekomen
  track: Niet Zeiken
  track: Stabiel
  track: Deuce Up
  track: Penny Cypher
  track: Bij
  track: Tweede Etage
  track: Stealy Cypher
track: Zero Drie

Loft
type: MusicRecording
duration: PT4M8S
duration ms: 248000
explicit: true
by artist: Bird
in album: Achterbouw Mixtape (Side A)
  type: MusicAlbum
  date published: 2025-01-07
isrc code: QT3EZ2488543
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
additional property: ProofProfileEvidenceStatus
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d02ddc567a503d354f063eeab12e153bc3590a3897154ccfa4346d26a6fdbfc. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/QT3EZ2488543.
  date published: 2026-07-02T03:55:08Z
audio: Loft
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Ook Maar Een Mens
type: MusicRecording
duration: PT2M45S
duration ms: 165500
explicit: true
by artist: Bird
in album: Achterbouw Mixtape (Side A)
  type: MusicAlbum
  date published: 2025-01-07
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T20:35:39Z
audio: Ook Maar Een Mens
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    value: E
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isrc code: QT3EZ2488541
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additional property: OTSVerificationAPI
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Niemand Binnekomen
type: MusicRecording
duration: PT3M2S
duration ms: 182000
explicit: true
by artist: Bird
in album: Achterbouw Mixtape (Side A)
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  date published: 2025-01-07
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c827f8d111d6f51618692ab08e31cc805ccf9f4b18810e22552790143ed37c3. Chain 2 (Bitcoin): anchored in block 959163 (2026-07-22T20:56:44Z), 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/QT3EZ2488544.
  date published: 2026-07-22T20:56:44Z
audio: Niemand Binnekomen
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additional property: OTSVerificationAPI
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Niet Zeiken
type: MusicRecording
duration: PT2M6S
duration ms: 126000
explicit: true
by artist: Bird
in album: Achterbouw Mixtape (Side A)
  type: MusicAlbum
  date published: 2025-01-07
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9eeff69137cd20b12a400ebf7c94b182fec3da405d480728b209d461f7455904. Chain 2 (Bitcoin): anchored in block 960095 (2026-07-29T11:07:37Z), 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/QT3EZ2488539.
  date published: 2026-07-29T11:07:37Z
audio: Niet Zeiken
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additional property: OTSVerificationAPI
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Stabiel
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by artist: Bird
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T23:23:05Z
audio: Stabiel
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additional property: CopyrightID
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Deuce Up
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duration: PT2M36S
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by artist: Bird
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  date published: 2025-01-07
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:51:48Z
audio: Deuce Up
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Penny Cypher
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duration: PT3M33S
duration ms: 213500
explicit: true
by artist: Bird
in album: Achterbouw Mixtape (Side A)
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  date published: 2025-01-07
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee8e247b617958964efef2018ea9d34fcab8749df30cdc6f1504995c169d543b. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/QT3EZ2488542.
  date published: 2026-07-29T19:35:34Z
audio: Penny Cypher
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    value: 5
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  additional property: Loudness (dB)
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960138
additional property: BitcoinTime
  type: PropertyValue
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT3EZ2488542

Bij
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duration: PT3M12S
duration ms: 192000
explicit: true
by artist: Bird
in album: Achterbouw Mixtape (Side A)
  type: MusicAlbum
  date published: 2025-01-07
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6c1b442c40d76b74c3cf97bf03f172aedaa162c828998c0668f3dcb2d9f6059. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), 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/QZZ782434241.
  date published: 2026-07-31T05:17:02Z
audio: Bij
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    value: 5
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additional property: CopyrightID
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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Tweede Etage
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duration: PT2M16S
duration ms: 136000
explicit: true
by artist: Bird
in album: Achterbouw Mixtape (Side A)
  type: MusicAlbum
  date published: 2025-01-07
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30cc5d19965a966df6db601c352b82cdf5611c714dd01b417e63520ab83da927. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/QT3EZ2488545.
  date published: 2026-07-29T19:35:34Z
audio: Tweede Etage
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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    value: 1
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    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.721
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Liveness
    type: PropertyValue
    value: 0.135
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    type: PropertyValue
    value: 0.547
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.085
  additional property: Key Name
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isrc code: QT3EZ2488545
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960138
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T19:35:34+00:00
additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT3EZ2488545

Stealy Cypher
type: MusicRecording
duration: PT4M12S
duration ms: 252000
explicit: true
by artist: Bird
in album: Achterbouw Mixtape (Side A)
  type: MusicAlbum
  date published: 2025-01-07
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8efbd3ad76a719bec7abca6d8467ade02fe3ffbcd122f2ccaf4716fdb1047361. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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/QZWFT2443704.
  date published: 2026-07-30T09:37:10Z
audio: Stealy Cypher
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 149.428
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.724
  additional property: Energy
    type: PropertyValue
    value: 0.596
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    type: PropertyValue
    value: 0.351
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    type: PropertyValue
    value: 0.205
  additional property: Instrumentalness
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    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.245
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.67
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.092
  additional property: Key Name
    type: PropertyValue
    value: C#
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    value: Major
isrc code: QZWFT2443704
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960225
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T08:04:30+00:00
additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFT2443704

Zero Drie
type: MusicRecording
duration: PT3M25S
duration ms: 205374
explicit: false
by artist: RonnyHuana
by artist: Bird
by artist: Jenesaispas
in album: GET LOS, PT. II
  type: MusicAlbum
  date published: 2019-09-05
isrc code: QZHN41930794
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-07T02:48:34+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN41930794
additional property: OTSTimestamp
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  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
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  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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957124
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:53:27+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c3477898635579dfd59e3068c20407e9b0aa3d133cebf3991e177c7d4125770. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/QZHN41930794.
  date published: 2026-07-08T03:53:27Z
audio: Zero Drie
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.211
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
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    value: 0.9
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.36
  additional property: Acousticness
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    value: 0.007
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.423
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.466
  additional property: Key Name
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    value: G
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    value: Minor