ISRC USDY41990119
Verified recording
USDY41990119 is “Practical Vocal Method: Lesson XV Recapitulation in F Major” by Nicola Vaccai,
registered on the CopyrightChains blockchain with CopyrightID
0x693899843d55ee63bf0a797d9f8e0e30a918be95bff3f4162fb0deed3d08b98d and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41990119.
Recording identifiers
- ISRC
- USDY41990119
- Title
- Practical Vocal Method: Lesson XV Recapitulation in F Major
- Artist
- Nicola Vaccai
- CopyrightID (CopyrightChains transaction hash)
0x693899843d55ee63bf0a797d9f8e0e30a918be95bff3f4162fb0deed3d08b98d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:8095a5dd9e70977ab30fd8eb869b648272e55ac8bb45cf71ed230ec3e3375578- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41990119
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Practical Vocal Method: Lesson XV Recapitulation in F Major · Machine-readable JSON-LD