ISRC GBAYC9903802
Verified recording
GBAYC9903802 is “Ligeti: String Quartet No. 1 "Métamorphoses nocturnes": II. Vivace, capriccioso” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0x4d2cdf391635118adf53b0cab242df4d11c3d783eaf07e338e58e36567c9612b 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/GBAYC9903802.
Recording identifiers
- ISRC
- GBAYC9903802
- Title
- Ligeti: String Quartet No. 1 "Métamorphoses nocturnes": II. Vivace, capriccioso
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0x4d2cdf391635118adf53b0cab242df4d11c3d783eaf07e338e58e36567c9612b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:6e49c2d1e0a7b66d76cfdc78c87e686ec3f6321b708d1034a1913e6d23f8cfe4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9903802
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ligeti: String Quartet No. 1 "Métamorphoses nocturnes": II. Vivace, capriccioso · Machine-readable JSON-LD