ISRC USSM11902391
Verified recording
USSM11902391 is “Piano Sonata No. 12 in A-Flat Major, Op. 26: III. Marcia funebre sulla morte d'un eroe” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x82aa0981fe8e8d9814d5be9ddbf8284029abd8ad8aa176bd03b25e2cdeaeebc4 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/USSM11902391.
Recording identifiers
- ISRC
- USSM11902391
- Title
- Piano Sonata No. 12 in A-Flat Major, Op. 26: III. Marcia funebre sulla morte d'un eroe
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x82aa0981fe8e8d9814d5be9ddbf8284029abd8ad8aa176bd03b25e2cdeaeebc4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:19d628b297c0b342d4cf375ce573b538017fc80b2c2f543e55b52aa612cc5f15- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11902391
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Piano Sonata No. 12 in A-Flat Major, Op. 26: III. Marcia funebre sulla morte d'un eroe · Machine-readable JSON-LD