ISRC USDY41981264
Verified recording
USDY41981264 is “Practical Vocal Method: Intervals of the Third in F Major” by Nicola Vaccai,
registered on the CopyrightChains blockchain with CopyrightID
0x98c0f83cce6e728d5bd1014b43794ae78b35c2631f5f7bea936707bfd2b914a5 and independently timestamped
in Bitcoin block 960489 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41981264.
Recording identifiers
- ISRC
- USDY41981264
- Title
- Practical Vocal Method: Intervals of the Third in F Major
- Artist
- Nicola Vaccai
- CopyrightID (CopyrightChains transaction hash)
0x98c0f83cce6e728d5bd1014b43794ae78b35c2631f5f7bea936707bfd2b914a5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T00:40:43+00:00
- Bitcoin block
- 960489
- Canonical record hash
sha256:25110d1aed79c1edbc7a7f8b1274b35f2727ec373031332472e6d9f8641802b1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41981264
- Bitcoin block existence check
- https://blockstream.info/api/block/960489
Full record
Track page: Practical Vocal Method: Intervals of the Third in F Major · Machine-readable JSON-LD