ISRC DEF058104713
Verified recording
DEF058104713 is “Chamber Concerto for 13 Instrumentalists: III. Movimento preciso e meccanico” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0xef78f28f74c5938990144ade5808763c20414d1454020893790054248f8bc87e and independently timestamped
in Bitcoin block 960376 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058104713.
Recording identifiers
- ISRC
- DEF058104713
- Title
- Chamber Concerto for 13 Instrumentalists: III. Movimento preciso e meccanico
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0xef78f28f74c5938990144ade5808763c20414d1454020893790054248f8bc87e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:09:19+00:00
- Bitcoin block
- 960376
- Canonical record hash
sha256:2ea65592dbf0832eb69453c7ea883b6a85ba24caf9794b36f0d041e86afaf9ed- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058104713
- Bitcoin block existence check
- https://blockstream.info/api/block/960376
Full record
Track page: Chamber Concerto for 13 Instrumentalists: III. Movimento preciso e meccanico · Machine-readable JSON-LD