ISRC GBAYC9302015
Verified recording
GBAYC9302015 is “String Quartet No. 1 'after Tolstoy's 'The Kreutzer Sonata' ': IV. Con moto” by Leoš Janáček,
registered on the CopyrightChains blockchain with CopyrightID
0x44ad6df3e94b54cf08fb28648b4c113a0dfece2834809f33807d6943065db62d and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9302015.
Recording identifiers
- ISRC
- GBAYC9302015
- Title
- String Quartet No. 1 'after Tolstoy's 'The Kreutzer Sonata' ': IV. Con moto
- Artist
- Leoš Janáček
- CopyrightID (CopyrightChains transaction hash)
0x44ad6df3e94b54cf08fb28648b4c113a0dfece2834809f33807d6943065db62d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c08e7a7ed14e1fc859df6d454df757f0a6392119bd013dc897bdf4cd3401ec21- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9302015
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet No. 1 'after Tolstoy's 'The Kreutzer Sonata' ': IV. Con moto · Machine-readable JSON-LD