ISRC GBAYC8903032
Verified recording
GBAYC8903032 is “String Quartet No.15 in A Minor, Op.132: II. Allegro ma non tanto” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x950c66eb276df22e8862078b4dc2734123f30f06311c938728113577d7950466 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/GBAYC8903032.
Recording identifiers
- ISRC
- GBAYC8903032
- Title
- String Quartet No.15 in A Minor, Op.132: II. Allegro ma non tanto
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x950c66eb276df22e8862078b4dc2734123f30f06311c938728113577d7950466
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:59de551f2f4c7346d65face80d30a49a78e72a9ff8dc5725aff09da70144d1c3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8903032
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: String Quartet No.15 in A Minor, Op.132: II. Allegro ma non tanto · Machine-readable JSON-LD