ISRC USDY41989825
Verified recording
USDY41989825 is “Practical Vocal Method: Intervals of the Fifth in D Major” by Nicola Vaccai,
registered on the CopyrightChains blockchain with CopyrightID
0x8e1fae95b2025c49e79a332009586b77887c1e021b2d1797111669c1968366f5 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41989825.
Recording identifiers
- ISRC
- USDY41989825
- Title
- Practical Vocal Method: Intervals of the Fifth in D Major
- Artist
- Nicola Vaccai
- CopyrightID (CopyrightChains transaction hash)
0x8e1fae95b2025c49e79a332009586b77887c1e021b2d1797111669c1968366f5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c85cb426c2127e2c7ead5ef60537622a8aebf5a7f4d474d4815891cafd80f575- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41989825
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Practical Vocal Method: Intervals of the Fifth in D Major · Machine-readable JSON-LD