ISRC USSM11204377
Verified recording
USSM11204377 is “Piano Concerto No. 3 in C Minor, Op. 37: II. Largo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x2e4b0e105356976eb35bd61c4d78a33a0a453145700b3442f804a876e267b6ca 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/USSM11204377.
Recording identifiers
- ISRC
- USSM11204377
- Title
- Piano Concerto No. 3 in C Minor, Op. 37: II. Largo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x2e4b0e105356976eb35bd61c4d78a33a0a453145700b3442f804a876e267b6ca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9343154985076f0aa0db1a7a4cb82d2f3ab60fa98fb55c7fdb97dd7fcb15e847- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11204377
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Concerto No. 3 in C Minor, Op. 37: II. Largo · Machine-readable JSON-LD