ISRC USSM11505508
Verified recording
USSM11505508 is “Var. 16 - Allegro” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xe3effe7be54958dd94f8b524db9d953e03e3e1ef1b6d270c364bc5d75795632c and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505508.
Recording identifiers
- ISRC
- USSM11505508
- Title
- Var. 16 - Allegro
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xe3effe7be54958dd94f8b524db9d953e03e3e1ef1b6d270c364bc5d75795632c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:637b9e0b58a771b77e3070c54d145431fb37babcfc406f70d4ade87d248e7256- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505508
- Bitcoin block existence check
- https://blockstream.info/api/block/956302