ISRC USDY41983717
Verified recording
USDY41983717 is “Practical Vocal Method: Lesson I the Diatonic Scale in E-Flat Major” by Nicola Vaccai,
registered on the CopyrightChains blockchain with CopyrightID
0x2092b3d53021b343290c8db9f459dfada7792b3e22c22b4405161a9c8d881945 and independently timestamped
in Bitcoin block 960175 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41983717.
Recording identifiers
- ISRC
- USDY41983717
- Title
- Practical Vocal Method: Lesson I the Diatonic Scale in E-Flat Major
- Artist
- Nicola Vaccai
- CopyrightID (CopyrightChains transaction hash)
0x2092b3d53021b343290c8db9f459dfada7792b3e22c22b4405161a9c8d881945
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:16:15+00:00
- Bitcoin block
- 960175
- Canonical record hash
sha256:ea7416bc53829e9a10ee8c8f407b2b466a437b957ba5c0b5b192a52fea811dbc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41983717
- Bitcoin block existence check
- https://blockstream.info/api/block/960175
Full record
Track page: Practical Vocal Method: Lesson I the Diatonic Scale in E-Flat Major · Machine-readable JSON-LD