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type: MusicGroup
genre: choral
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followers: 34
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subject of: OpenTimestamps Proof of Existence
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track: St. Matthew Passion / Part 1: Recitative: "When Jesus had completed all..."
track: St. Matthew Passion / Part 1: Chorus: "O blessed Jesu.."
track: St. Matthew Passion / Part 1: Recitative:"Now when Jesus was in Bethany"
track: St. Matthew Passion / Part 1: Chorus: "To what purpose is this waste"
track: St. Matthew Passion / Part 1: Recitative: "He answered them and said"
track: St. Matthew Passion / Part 1: Aria: "Jesus, Saviour, I am thine"
track: St. Matthew Passion, BWV 244 - Rev. Elgar, Atkins / Pt. One: Chorus: "Come, ye Daughters, Share my Mourning"
track: St. Matthew Passion / Part 1: Recitative: " When Jesus understood it"
track: St. Matthew Passion / Part 1: Recitative: "My Master and my Lord"
track: St. Matthew Passion / Part 1: Aria: "Grief for sin"
track: St. Matthew Passion / Part 1: Recitative: "Then went one of the disciples"
track: St. Matthew Passion, BWV 244 - Rev. Elgar, Atkins / Pt. One: Aria: "Break in grief"
track: St. Matthew Passion / Part 1: Recit/Chorus: "He said, Go to one in the city yonder"
track: St. Matthew Passion / Part 1: Chorus: "Tis I, whose sins have bound thee..."
track: St. Matthew Passion / Part 1: Recitative: "Although our eyes with tears o'erflow"
track: St. Matthew Passion / Part 1: Recit: "And after they had sung a hymn together"

St. Matthew Passion / Part 1: Recitative: "When Jesus had completed all..."
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by artist: Robert Tear
by artist: John Shirley-Quirk
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
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  date published: 1979-01-01
genre: classical
genre: classical-piano
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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St. Matthew Passion / Part 1: Chorus: "O blessed Jesu.."
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genre: classical
genre: classical-piano
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  date published: 2026-07-08T03:20:19Z
audio: St. Matthew Passion / Part 1: Chorus: "O blessed Jesu.."
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St. Matthew Passion / Part 1: Recitative:"Now when Jesus was in Bethany"
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duration: PT0M34S
duration ms: 34880
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by artist: Johann Sebastian Bach
by artist: Robert Tear
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  date published: 2026-07-07T14:41:13Z
audio: St. Matthew Passion / Part 1: Recitative:"Now when Jesus was in Bethany"
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St. Matthew Passion / Part 1: Chorus: "To what purpose is this waste"
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duration: PT0M32S
duration ms: 32853
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by artist: Johann Sebastian Bach
by artist: The Bach Choir
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by artist: Sir David Willcocks
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genre: classical
genre: classical-piano
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:53:27Z
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St. Matthew Passion / Part 1: Recitative: "He answered them and said"
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  date published: 2026-07-08T03:20:19Z
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St. Matthew Passion / Part 1: Aria: "Jesus, Saviour, I am thine"
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genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. 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: TokenDeploymentConfirmed
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additional property: ContentHash
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: St. Matthew Passion / Part 1: Aria: "Jesus, Saviour, I am thine"
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St. Matthew Passion, BWV 244 - Rev. Elgar, Atkins / Pt. One: Chorus: "Come, ye Daughters, Share my Mourning"
type: MusicRecording
duration: PT8M34S
duration ms: 514520
explicit: false
by artist: Johann Sebastian Bach
by artist: The Bach Choir
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x008fcc275e49182bf97f5af7c7da0e8bead675a07cc895104ee80891cbeb65ee. 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/GBF077841901.
  date published: 2026-07-29T11:07:37Z
audio: St. Matthew Passion, BWV 244 - Rev. Elgar, Atkins / Pt. One: Chorus: "Come, ye Daughters, Share my Mourning"
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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
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.829
  additional property: Liveness
    type: PropertyValue
    value: 0.098
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.138
  additional property: Loudness (dB)
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  additional property: Key Name
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additional property: CopyrightID
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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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

St. Matthew Passion / Part 1: Recitative: " When Jesus understood it"
type: MusicRecording
duration: PT1M36S
duration ms: 96853
explicit: false
by artist: Johann Sebastian Bach
by artist: Robert Tear
by artist: John Shirley-Quirk
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8635491c7b04ae6c0c7cb8fc1491beb811fe0e126941ae0c31f1e658cc88fdbf. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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/GBF077843507.
  date published: 2026-07-30T07:28:30Z
audio: St. Matthew Passion / Part 1: Recitative: " When Jesus understood it"
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  additional property: Tempo (BPM)
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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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isrc code: GBF077843507
additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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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

St. Matthew Passion / Part 1: Recitative: "My Master and my Lord"
type: MusicRecording
duration: PT1M3S
duration ms: 63426
explicit: false
by artist: Johann Sebastian Bach
by artist: Alfreda Hodgson
by artist: Richard Adeney
by artist: Richard Dobson
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe533f1869a6b43f8665edfb0667a45afd8903d6b7dbef8c8275a9cdd22bd7d1. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/GBF077843508.
  date published: 2026-07-30T22:27:30Z
audio: St. Matthew Passion / Part 1: Recitative: "My Master and my Lord"
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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    value: 4
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  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: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.079
  additional property: Loudness (dB)
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isrc code: GBF077843508
additional property: CopyrightID
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additional property: ContentHash
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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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

St. Matthew Passion / Part 1: Aria: "Grief for sin"
type: MusicRecording
duration: PT4M52S
duration ms: 292226
explicit: false
by artist: Johann Sebastian Bach
by artist: Alfreda Hodgson
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3be01fbb3017256425a4c5f1e88558788aac3bf7590027a031b519e0abd8f56. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/GBF077843509.
  date published: 2026-07-30T18:23:33Z
audio: St. Matthew Passion / Part 1: Aria: "Grief for sin"
  type: AudioObject
  additional property: Tempo (BPM)
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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
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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isrc code: GBF077843509
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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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

St. Matthew Passion / Part 1: Recitative: "Then went one of the disciples"
type: MusicRecording
duration: PT0M40S
duration ms: 40760
explicit: false
by artist: Johann Sebastian Bach
by artist: Robert Tear
by artist: John Shirley-Quirk
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a0ee6a5c106e5a33c64e4039d984397770ff6499e7836c3cc464e49f8910b58. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/GBF077843510.
  date published: 2026-07-31T08:26:41Z
audio: St. Matthew Passion / Part 1: Recitative: "Then went one of the disciples"
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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  additional property: Key Name
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isrc code: GBF077843510
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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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

St. Matthew Passion, BWV 244 - Rev. Elgar, Atkins / Pt. One: Aria: "Break in grief"
type: MusicRecording
duration: PT5M20S
duration ms: 320773
explicit: false
by artist: Johann Sebastian Bach
by artist: Felicity Lott
by artist: William Bennett
by artist: Alexa Turpin
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78e7211c0f12a9dd03409a9a90e4fc99c36958ec5735f7bb7cfcc993c87202fe. Chain 2 (Bitcoin): anchored in block 960193 (2026-07-30T02:05:19Z), 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/GBF077841902.
  date published: 2026-07-30T02:05:19Z
audio: St. Matthew Passion, BWV 244 - Rev. Elgar, Atkins / Pt. One: Aria: "Break in grief"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.424
  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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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
    type: PropertyValue
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.064
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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isrc code: GBF077841902
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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  value: 2026-07-30T02:05:19+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077841902
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960193
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960193
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:05:19+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

St. Matthew Passion / Part 1: Recit/Chorus: "He said, Go to one in the city yonder"
type: MusicRecording
duration: PT1M56S
duration ms: 116933
explicit: false
by artist: Johann Sebastian Bach
by artist: Robert Tear
by artist: John Shirley-Quirk
by artist: The Bach Choir
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e2001f8cdd9e9d5eb67de67ea7d77457a0a051dd33e89e2595a6a0ee86f3f45. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/GBF077843513.
  date published: 2026-07-30T17:23:26Z
audio: St. Matthew Passion / Part 1: Recit/Chorus: "He said, Go to one in the city yonder"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.038
  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: 0.337
  additional property: Energy
    type: PropertyValue
    value: 0.173
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.899
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.526
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.19
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.376
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF077843513
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: 960284
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T17:23:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077843513
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26+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

St. Matthew Passion / Part 1: Chorus: "Tis I, whose sins have bound thee..."
type: MusicRecording
duration: PT0M56S
duration ms: 56640
explicit: false
by artist: Johann Sebastian Bach
by artist: The Bach Choir
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9b9898428fa2de53231d03e83f166e7b3ff64f3dbba5da59fb5c77b69f7fd26. Chain 2 (Bitcoin): anchored in block 960216 (2026-07-30T06:39:12Z), 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/GBF077843514.
  date published: 2026-07-30T06:39:12Z
audio: St. Matthew Passion / Part 1: Chorus: "Tis I, whose sins have bound thee..."
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.12
  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: 0.228
  additional property: Energy
    type: PropertyValue
    value: 0.248
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.051
  additional property: Liveness
    type: PropertyValue
    value: 0.518
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.294
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.747
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF077843514
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: 960216
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T06:39:12+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077843514
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960216
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960216
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T06:39:12+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

St. Matthew Passion / Part 1: Recitative: "Although our eyes with tears o'erflow"
type: MusicRecording
duration: PT1M27S
duration ms: 87413
explicit: false
by artist: Johann Sebastian Bach
by artist: Felicity Lott
by artist: Michael Dobson
by artist: Lorraine Wood
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdff548e8935d3cce273475d5ea78b2c9353c22d551bc093ca8e1aa883953badb. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/GBF077843516.
  date published: 2026-07-31T23:30:38Z
audio: St. Matthew Passion / Part 1: Recitative: "Although our eyes with tears o'erflow"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.54
  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: 0.273
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.188
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.056
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.319
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF077843516
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: 960478
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T23:30:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077843516
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960478
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960478
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:30:38+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

St. Matthew Passion / Part 1: Recit: "And after they had sung a hymn together"
type: MusicRecording
duration: PT1M13S
duration ms: 73146
explicit: false
by artist: Johann Sebastian Bach
by artist: Robert Tear
by artist: John Shirley-Quirk
by artist: Thames Chamber Orchestra
by artist: Sir David Willcocks
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1979-01-01
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x790e0c8992682c540c463753e4388d8172fbecfe751a850bd36b7492d6386015. 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/GBF077843518.
  date published: 2026-07-31T18:48:12Z
audio: St. Matthew Passion / Part 1: Recit: "And after they had sung a hymn together"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.228
  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: 0.358
  additional property: Energy
    type: PropertyValue
    value: 0.354
  additional property: Speechiness
    type: PropertyValue
    value: 0.121
  additional property: Acousticness
    type: PropertyValue
    value: 0.905
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.292
  additional property: Liveness
    type: PropertyValue
    value: 0.408
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.239
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.954
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF077843518
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/GBF077843518
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