The Hollywood Fats Band
type: MusicGroup
genre: blues
genre: boogie-woogie
popularity: 3
followers: 666
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9f657cb0f4b5a9a80efb4d876b61cbb23bcd2b494f65881683ada7f05351b76d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954705
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954705
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/eb778832-20ad-48b5-a958-fc4da6eb4bf8.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/eb778832-20ad-48b5-a958-fc4da6eb4bf8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/eb778832-20ad-48b5-a958-fc4da6eb4bf8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T13:42:37Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9f657cb0f4b5a9a80efb4d876b61cbb23bcd2b494f65881683ada7f05351b76d","name":"The Hollywood Fats Band","registered_at":"2026-06-21T10:54:30Z","symbol":"NIM1904252","token_address":"0x5ea9a41c90740c0ce44d370685354e4b0fd8ed36","type":"artist","uuid":"eb778832-20ad-48b5-a958-fc4da6eb4bf8"}
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f657cb0f4b5a9a80efb4d876b61cbb23bcd2b494f65881683ada7f05351b76d. Chain 2 (Bitcoin): anchored in block 954705 (2026-06-21T13:42:37Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/eb778832-20ad-48b5-a958-fc4da6eb4bf8.json and https://artists.proofprofile.net/proofs/artist/eb778832-20ad-48b5-a958-fc4da6eb4bf8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T13:42:37Z
  text: {"copyright_id":"0x9f657cb0f4b5a9a80efb4d876b61cbb23bcd2b494f65881683ada7f05351b76d","name":"The Hollywood Fats Band","registered_at":"2026-06-21T10:54:30Z","symbol":"NIM1904252","token_address":"0x5ea9a41c90740c0ce44d370685354e4b0fd8ed36","type":"artist","uuid":"eb778832-20ad-48b5-a958-fc4da6eb4bf8"}
track: Kidney Stew
track: Side Tracked
track: Kansas City
track: Fats Fries One
track: Boogie Woogie Blues
track: She's Dynamite
track: Blue and Lonesome
track: Blues After Hours

Kidney Stew
type: MusicRecording
duration: PT3M59S
duration ms: 239906
explicit: false
by artist: The Hollywood Fats Band
by artist: Hollywood Fats
by artist: Eddie "Cleanhead" Vinson
in album: Road To Rio
  type: MusicAlbum
  date published: 2006-06-20
popularity: 1
isrc code: US3H80600116
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T21:20:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf03d3f250cf8f0b58ebddac3aad237f7c32f59732cc106fb013ed9388c7e2a50
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3H80600116
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
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
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: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+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 0xf03d3f250cf8f0b58ebddac3aad237f7c32f59732cc106fb013ed9388c7e2a50. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/US3H80600116.
  date published: 2026-07-08T08:56:20Z
audio: Kidney Stew
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.061
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.473
  additional property: Energy
    type: PropertyValue
    value: 0.771
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.29
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.854
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.633
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.385
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Side Tracked
type: MusicRecording
duration: PT4M6S
duration ms: 246506
explicit: false
by artist: The Hollywood Fats Band
by artist: Hollywood Fats
in album: Road To Rio
  type: MusicAlbum
  date published: 2006-06-20
popularity: 0
isrc code: US3H80600115
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:16:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ba678a5867e00a816e989cab032b0be2ef7e0f610e56385309dbc5ba4060118
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3H80600115
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x6ba678a5867e00a816e989cab032b0be2ef7e0f610e56385309dbc5ba4060118. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/US3H80600115.
  date published: 2026-07-08T03:20:19Z
audio: Side Tracked
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.821
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.304
  additional property: Energy
    type: PropertyValue
    value: 0.898
  additional property: Speechiness
    type: PropertyValue
    value: 0.113
  additional property: Acousticness
    type: PropertyValue
    value: 0.023
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.52
  additional property: Liveness
    type: PropertyValue
    value: 0.77
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.654
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.395
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Kansas City
type: MusicRecording
duration: PT7M36S
duration ms: 456040
explicit: false
by artist: The Hollywood Fats Band
in album: Deep In America / Larger Than Life, Vol. 2
  type: MusicAlbum
  date published: 2010-01-19
isrc code: US3H81000600
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:25:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa2a591ea11a8d2c17515353c2a2bcd9f585559ded299692b8f3c4bf4b6611360
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3H81000600
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xa2a591ea11a8d2c17515353c2a2bcd9f585559ded299692b8f3c4bf4b6611360. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/US3H81000600.
  date published: 2026-07-08T08:56:20Z
audio: Kansas City
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.293
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.559
  additional property: Energy
    type: PropertyValue
    value: 0.7
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.403
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.332
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.634
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.836
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Fats Fries One
type: MusicRecording
duration: PT3M56S
duration ms: 236653
explicit: false
by artist: The Hollywood Fats Band
by artist: Hollywood Fats
in album: Road To Rio
  type: MusicAlbum
  date published: 2006-06-20
popularity: 2
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7503ed0e8b8efee73d4be584a4f484eab6ae6e6caa1c8ebecabb887bef28fe9. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/US3H80600112.
  date published: 2026-07-30T14:36:16Z
audio: Fats Fries One
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 194.157
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.276
  additional property: Energy
    type: PropertyValue
    value: 0.972
  additional property: Speechiness
    type: PropertyValue
    value: 0.09
  additional property: Acousticness
    type: PropertyValue
    value: 0.014
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.036
  additional property: Liveness
    type: PropertyValue
    value: 0.444
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.379
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.789
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: US3H80600112
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: 960264
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T14:36:16+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3H80600112
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960264
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960264
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:36:16+00:00
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

Boogie Woogie Blues
type: MusicRecording
duration: PT6M52S
duration ms: 412480
explicit: false
by artist: The Hollywood Fats Band
by artist: Roy Brown
by artist: Hollywood Fats
in album: Road To Rio
  type: MusicAlbum
  date published: 2006-06-20
popularity: 2
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34a7831623df06d2ba61c4ce3ec5413a950f059261584f6464380faa9f706878. Chain 2 (Bitcoin): anchored in block 960379 (2026-07-31T09:25:34Z), 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/US3H80600122.
  date published: 2026-07-31T09:25:34Z
audio: Boogie Woogie Blues
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.608
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.512
  additional property: Energy
    type: PropertyValue
    value: 0.538
  additional property: Speechiness
    type: PropertyValue
    value: 0.062
  additional property: Acousticness
    type: PropertyValue
    value: 0.832
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.781
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.667
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.254
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: US3H80600122
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: 960379
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T09:25:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3H80600122
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960379
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960379
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T09:25:34+00:00
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

She's Dynamite
type: MusicRecording
duration: PT4M55S
duration ms: 295586
explicit: false
by artist: The Hollywood Fats Band
in album: Deep In America / Larger Than Life, Vol. 2
  type: MusicAlbum
  date published: 2010-01-19
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8f9f0ab49e8d34771ef844e62cea4c0ecc9e58618314eca7d20a5654751abee. Chain 2 (Bitcoin): anchored in block 960376 (2026-07-31T09:09:19Z), 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/US3H81000597.
  date published: 2026-07-31T09:09:19Z
audio: She's Dynamite
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.45
  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: 0.492
  additional property: Energy
    type: PropertyValue
    value: 0.793
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.849
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.028
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.81
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.036
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: US3H81000597
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: 960376
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T09:09:19+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3H81000597
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960376
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960376
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T09:09:19+00:00
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

Blue and Lonesome
type: MusicRecording
duration: PT3M34S
duration ms: 214560
explicit: false
by artist: The Hollywood Fats Band
in album: Deep In America / Larger Than Life, Vol. 2
  type: MusicAlbum
  date published: 2010-01-19
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad42e0dc91a8cbc7d331167617a571adcd412fff3c0e796d9a19214d41526717. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), 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/US3H81000598.
  date published: 2026-07-31T23:51:35Z
audio: Blue and Lonesome
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 173.151
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.382
  additional property: Energy
    type: PropertyValue
    value: 0.596
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.962
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.219
  additional property: Liveness
    type: PropertyValue
    value: 0.382
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.367
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.42
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: US3H81000598
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: 960481
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T23:51:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3H81000598
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960481
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960481
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:51:35+00:00
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

Blues After Hours
type: MusicRecording
duration: PT7M42S
duration ms: 462706
explicit: false
by artist: The Hollywood Fats Band
in album: Deep In America / Larger Than Life, Vol. 2
  type: MusicAlbum
  date published: 2010-01-19
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x452c0bf6856297a6265d990fa6ffdc6fb5d3b884d87325d79395526cc6c8479e. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/US3H81000604.
  date published: 2026-07-31T18:48:12Z
audio: Blues After Hours
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.876
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.39
  additional property: Energy
    type: PropertyValue
    value: 0.944
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.48
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.018
  additional property: Liveness
    type: PropertyValue
    value: 0.267
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.441
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.482
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: US3H81000604
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: 960448
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T18:48:12+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3H81000604
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960448
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12+00:00
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