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The Lessons for Solo Lyra Viol (1609): Galliard (no.3)
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  date published: 2026-07-02T03:55:08Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.34)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.4)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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The Lessons for Solo Lyra Viol (1609): Almaine (no.35)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T00:10:46Z
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The Lessons for Solo Lyra Viol (1609): Almaine (no.5)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T18:23:33Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.36)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
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The Lessons for Solo Lyra Viol (1609): Prelude (no.67)
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99000ca5a65ee271b7a7a13d781fd9a13b371ddd20698812b201b12d35164e4d. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400638 — a six-check JSON result.
  date published: 2026-07-31T02:19:15Z
audio: The Lessons for Solo Lyra Viol (1609): Prelude (no.67)
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The Lessons for Solo Lyra Viol (1609): Coranto (no.6)
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duration: PT1M19S
duration ms: 79880
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x737ff5b10fdf57d6eb587a0d22699602e4ff046450fce2bc9bf6225eb3a2aded. Chain 2 (Bitcoin): anchored in block 960259 (2026-07-30T12:51:24Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400606 — a six-check JSON result.
  date published: 2026-07-30T12:51:24Z
audio: The Lessons for Solo Lyra Viol (1609): Coranto (no.6)
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The Lessons for Solo Lyra Viol (1609): Galliard (no.37)
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duration: PT2M23S
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explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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isrc code: ES7892400639
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400639
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb6fef559318521968287bd78315557538c5d3c00ae7d8279916e4d74b3e1304. Chain 2 (Bitcoin): anchored in block 960354 (2026-07-31T05:48:18Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400639 — a six-check JSON result.
  date published: 2026-07-31T05:48:18Z
audio: The Lessons for Solo Lyra Viol (1609): Galliard (no.37)
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The Lessons for Solo Lyra Viol (1609): Galliard (no.7)
type: MusicRecording
duration: PT2M21S
duration ms: 141320
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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  date published: 2024-09-20
isrc code: ES7892400607
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a3f682bcde728e3ed30edec953a5e5a09f44cf092605089b4cb548d314d7216. Chain 2 (Bitcoin): anchored in block 958041 (2026-07-14T18:13:17Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400607 — a six-check JSON result.
  date published: 2026-07-14T18:13:17Z
audio: The Lessons for Solo Lyra Viol (1609): Galliard (no.7)
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  additional property: Valence (Positivity)
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The Lessons for Solo Lyra Viol (1609): Coranto (no.38)
type: MusicRecording
duration: PT1M7S
duration ms: 67146
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
  type: MusicAlbum
  date published: 2024-09-20
isrc code: ES7892400640
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c3d3ef0f92c3d4d8ac200d08fa0b15169768ae03602e50050467d0fdf26e57b. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400640 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Lessons for Solo Lyra Viol (1609): Coranto (no.38)
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The Lessons for Solo Lyra Viol (1609): Coranto (no.8)
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duration: PT1M11S
duration ms: 71106
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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  date published: 2024-09-20
isrc code: ES7892400608
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b367de292aa2ff8803fe0564022a873d0006615b6ee1d94327b7af7e5245a4d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400608 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Lessons for Solo Lyra Viol (1609): Coranto (no.8)
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  additional property: Mode Name
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The Lessons for Solo Lyra Viol (1609): Almaine (no.39)
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duration: PT2M22S
duration ms: 142000
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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  date published: 2024-09-20
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6077da8af48b95ea28b7f90dc902d615d644764ca057adaea217272132bb8c96. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400641 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: The Lessons for Solo Lyra Viol (1609): Almaine (no.39)
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  additional property: Danceability
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  additional property: Mode Name
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The Lessons for Solo Lyra Viol (1609): Almaine (no.9)
type: MusicRecording
duration: PT1M56S
duration ms: 116160
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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isrc code: ES7892400609
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: The Lessons for Solo Lyra Viol (1609): Almaine (no.9)
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The Lessons for Solo Lyra Viol (1609): Coranto (no.40)
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additional property: OTSVerificationAPI
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
audio: The Lessons for Solo Lyra Viol (1609): Coranto (no.40)
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The Lessons for Solo Lyra Viol (1609): Coranto (no.10)
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duration: PT1M10S
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explicit: false
by artist: Alfonso Ferrabosco the Younger
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additional property: OTSVerificationAPI
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: The Lessons for Solo Lyra Viol (1609): Coranto (no.10)
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The Lessons for Solo Lyra Viol (1609): Pauin (no.41)
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duration: PT3M37S
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T05:48:18Z
audio: The Lessons for Solo Lyra Viol (1609): Pauin (no.41)
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The Lessons for Solo Lyra Viol (1609): Almaine (no.11)
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duration: PT2M19S
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by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T18:23:33Z
audio: The Lessons for Solo Lyra Viol (1609): Almaine (no.11)
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The Lessons for Solo Lyra Viol (1609): Coranto (no.42)
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by artist: Alfonso Ferrabosco the Younger
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T13:04:34Z
audio: The Lessons for Solo Lyra Viol (1609): Coranto (no.42)
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The Lessons for Solo Lyra Viol (1609): Coranto (no.12)
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T20:09:33Z
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The Lessons for Solo Lyra Viol (1609): Almaine (no.43)
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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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The Lessons for Solo Lyra Viol (1609): Almaine (no.13)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.44)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T01:44:32Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.14)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T15:38:35Z
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The Lessons for Solo Lyra Viol (1609): Pauin (no.15)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.46)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T18:48:12Z
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The Lessons for Solo Lyra Viol (1609): Galliard (no.17)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T09:50:37Z
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The Lessons for Solo Lyra Viol (1609): Prelude (no.66)
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duration: PT1M2S
duration ms: 62533
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb652f04835d89eed596129a1a3b5aa7e5e9d4ad6ed911c1dc23558e165a80560. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400649 — a six-check JSON result.
  date published: 2026-07-31T20:22:46Z
audio: The Lessons for Solo Lyra Viol (1609): Prelude (no.66)
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The Lessons for Solo Lyra Viol (1609): Almaine (no.47)
type: MusicRecording
duration: PT2M36S
duration ms: 156440
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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isrc code: ES7892400650
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x334965b962c316f51503f8bf02ff2f77c90c4ebad0578e07e28ca1a864b65ac0. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400650 — a six-check JSON result.
  date published: 2026-07-31T12:24:41Z
audio: The Lessons for Solo Lyra Viol (1609): Almaine (no.47)
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The Lessons for Solo Lyra Viol (1609): Coranto (no.18)
type: MusicRecording
duration: PT1M14S
duration ms: 74373
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
  type: MusicAlbum
  date published: 2024-09-20
isrc code: ES7892400618
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4dd0fa8647a670abd5609fb9b2078d56bac65b30d80d54245840d2931df60fe. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400618 — a six-check JSON result.
  date published: 2026-07-31T02:19:15Z
audio: The Lessons for Solo Lyra Viol (1609): Coranto (no.18)
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The Lessons for Solo Lyra Viol (1609): Pauin (no.19)
type: MusicRecording
duration: PT3M15S
duration ms: 195386
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
  type: MusicAlbum
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isrc code: ES7892400619
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe95b688c653ae6760e93a3c54809c32d70633d0e8ddd2421597ac5d78d35daa4. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400619 — a six-check JSON result.
  date published: 2026-07-30T20:35:49Z
audio: The Lessons for Solo Lyra Viol (1609): Pauin (no.19)
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The Lessons for Solo Lyra Viol (1609): Coranto (no.20)
type: MusicRecording
duration: PT1M5S
duration ms: 65373
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
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  date published: 2024-09-20
isrc code: ES7892400620
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87757190eba5be7570c8ec5373136661dbc6bdbb1ec7c19ea36620c6c405002a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400620 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Lessons for Solo Lyra Viol (1609): Coranto (no.20)
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    type: PropertyValue
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    type: PropertyValue
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The Lessons for Solo Lyra Viol (1609): Galliard (no.21)
type: MusicRecording
duration: PT2M37S
duration ms: 157240
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
  type: MusicAlbum
  date published: 2024-09-20
isrc code: ES7892400621
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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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: OTSVerificationAPI
  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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87dc407b48f21faecf143f8bd98712ce3944f70a21faaad262f62cf5c30b5cc8. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7892400621 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: The Lessons for Solo Lyra Viol (1609): Galliard (no.21)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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    type: PropertyValue
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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The Lessons for Solo Lyra Viol (1609): Coranto (no.22)
type: MusicRecording
duration: PT1M33S
duration ms: 93613
explicit: false
by artist: Alfonso Ferrabosco the Younger
in album: Alfonso Ferrabosco II: Complete Music for Solo Lyra Viol
  type: MusicAlbum
  date published: 2024-09-20
isrc code: ES7892400622
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-31T02:51:48Z
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The Lessons for Solo Lyra Viol (1609): Almaine (no.23)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T04:14:58Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.24)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:19:15Z
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The Lessons for Solo Lyra Viol (1609): Pauin [Dovehouse Pavan] (no.25)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.26)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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The Lessons for Solo Lyra Viol (1609): Almaine (no.27)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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The Lessons for Solo Lyra Viol (1609): Almaine (no.29)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:51:48Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.30)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
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The Lessons for Solo Lyra Viol (1609): Almaine (no.31)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T00:40:43Z
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The Lessons for Solo Lyra Viol (1609): Coranto (no.32)
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T05:17:02Z
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