ISRC USCGJ1615189
Verified recording
USCGJ1615189 is “Lesson IV Intervals of the Seventh in C Major (Melody Added)” by Nicola Vaccai,
registered on the CopyrightChains blockchain with CopyrightID
0x3e8d9903eafa3bf3c7db2f6f4052891a94fe2b68024daed9f4b51996c959bd31 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGJ1615189.
Recording identifiers
- ISRC
- USCGJ1615189
- Title
- Lesson IV Intervals of the Seventh in C Major (Melody Added)
- Artist
- Nicola Vaccai
- CopyrightID (CopyrightChains transaction hash)
0x3e8d9903eafa3bf3c7db2f6f4052891a94fe2b68024daed9f4b51996c959bd31
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:c107cbff1d3e253817aaf9376914c6eca0a19439775a35483c393f384ff0ba73- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGJ1615189
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Lesson IV Intervals of the Seventh in C Major (Melody Added) · Machine-readable JSON-LD