ISRC GBAYC9903807
Verified recording
GBAYC9903807 is “Ligeti: String Quartet No. 1 "Métamorphoses nocturnes": VII. Tempo di valse, moderato con eleganza, un poco capriccioso” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0xe23f6404ee74ad3206f024c26440ac7456c9ed5640afad726d36264252272a98 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/GBAYC9903807.
Recording identifiers
- ISRC
- GBAYC9903807
- Title
- Ligeti: String Quartet No. 1 "Métamorphoses nocturnes": VII. Tempo di valse, moderato con eleganza, un poco capriccioso
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0xe23f6404ee74ad3206f024c26440ac7456c9ed5640afad726d36264252272a98
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f51f0dbcef898f31d3e06539b76e367c0591f710a7ed5351b44713f7e581fbbf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9903807
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ligeti: String Quartet No. 1 "Métamorphoses nocturnes": VII. Tempo di valse, moderato con eleganza, un poco capriccioso · Machine-readable JSON-LD