ISRC USSM11505522
Verified recording
USSM11505522 is “Var. 30 - Andante, sempre cantabile” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xacffc708cdc09f31c3e9218e4ff48b40a286e19e86e3d98f0e002f5c147c805b and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505522.
Recording identifiers
- ISRC
- USSM11505522
- Title
- Var. 30 - Andante, sempre cantabile
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xacffc708cdc09f31c3e9218e4ff48b40a286e19e86e3d98f0e002f5c147c805b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9bb2cf49ade5d546bb4afd79589b170b7921118189589d2d9e911c7433abcfd0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505522
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Var. 30 - Andante, sempre cantabile · Machine-readable JSON-LD