ISRC USSM11505509
Verified recording
USSM11505509 is “Var. 17” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xc7796b2910558acbac7c3545f6b64b5851f04bca9993fbf68ece857dff9c0f80 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/USSM11505509.
Recording identifiers
- ISRC
- USSM11505509
- Title
- Var. 17
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xc7796b2910558acbac7c3545f6b64b5851f04bca9993fbf68ece857dff9c0f80
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:35a17185213202d3b055c9d66e4f5ca81a2e596b06d32ab26c27ef564bb9a5db- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505509
- Bitcoin block existence check
- https://blockstream.info/api/block/956302