ISRC GBG9M1100477
Verified recording
GBG9M1100477 is “String Quartet No. 15 in A Minor, Op. 132: I. Assai sostenuto - Allegro - Live” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x3c918410b7abfe1c35edf91118027eeeaa16d6e50d71655cc8acc12828b18641 and independently timestamped
in Bitcoin block 960300 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBG9M1100477.
Recording identifiers
- ISRC
- GBG9M1100477
- Title
- String Quartet No. 15 in A Minor, Op. 132: I. Assai sostenuto - Allegro - Live
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x3c918410b7abfe1c35edf91118027eeeaa16d6e50d71655cc8acc12828b18641
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:42:40+00:00
- Bitcoin block
- 960300
- Canonical record hash
sha256:962430b7e1c8400ad2248eb77253ca212c6b106c6c659f40084846f5e0f81376- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBG9M1100477
- Bitcoin block existence check
- https://blockstream.info/api/block/960300
Full record
Track page: String Quartet No. 15 in A Minor, Op. 132: I. Assai sostenuto - Allegro - Live · Machine-readable JSON-LD