ISRC GBAYC9401714
Verified recording
GBAYC9401714 is “String Quartet No. 2, 'Intimate Letters': I. Andante” by Leoš Janáček,
registered on the CopyrightChains blockchain with CopyrightID
0xfe7ca71e33558a260067d06f2e925fd20af74501701ed37768b53954a2f7bd41 and independently timestamped
in Bitcoin block 960187 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9401714.
Recording identifiers
- ISRC
- GBAYC9401714
- Title
- String Quartet No. 2, 'Intimate Letters': I. Andante
- Artist
- Leoš Janáček
- CopyrightID (CopyrightChains transaction hash)
0xfe7ca71e33558a260067d06f2e925fd20af74501701ed37768b53954a2f7bd41
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:34:28+00:00
- Bitcoin block
- 960187
- Canonical record hash
sha256:b65cff6a3338906a028efd8c83f12ad6f9e5d989b801ed8103be0cc73bced4ce- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9401714
- Bitcoin block existence check
- https://blockstream.info/api/block/960187
Full record
Track page: String Quartet No. 2, 'Intimate Letters': I. Andante · Machine-readable JSON-LD