ISRC GBAYC9903644
Verified recording
GBAYC9903644 is “Beethoven: Piano Sonata No. 12 in A-Flat Major, Op. 26: I. (c) Variation II” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x1daa649a95ee2d259a36c14ba75a46d9ba7e353d40afd5b33fd096f40f6aa4b0 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9903644.
Recording identifiers
- ISRC
- GBAYC9903644
- Title
- Beethoven: Piano Sonata No. 12 in A-Flat Major, Op. 26: I. (c) Variation II
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x1daa649a95ee2d259a36c14ba75a46d9ba7e353d40afd5b33fd096f40f6aa4b0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:d49a2b6207d44ea82fed33b1b157acf20f8ef0d91679b415dfb70ac7439b5d15- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9903644
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Beethoven: Piano Sonata No. 12 in A-Flat Major, Op. 26: I. (c) Variation II · Machine-readable JSON-LD