ISRC GBAYC9903646
Verified recording
GBAYC9903646 is “Beethoven: Piano Sonata No. 12 in A-Flat Major, Op. 26: I. (e) Variation IV” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x5dc2d13be3f5c58a862cb3f6c39086c303fd9c704ff8e3bc924b0fc8b5fc2391 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9903646.
Recording identifiers
- ISRC
- GBAYC9903646
- Title
- Beethoven: Piano Sonata No. 12 in A-Flat Major, Op. 26: I. (e) Variation IV
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x5dc2d13be3f5c58a862cb3f6c39086c303fd9c704ff8e3bc924b0fc8b5fc2391
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:80220cdc96d720b431e613a7dd49a4f39d2e0ac2e2d72bc5ce62039f8a595b84- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9903646
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Beethoven: Piano Sonata No. 12 in A-Flat Major, Op. 26: I. (e) Variation IV · Machine-readable JSON-LD