ISRC DEF059205022
Verified recording
DEF059205022 is “Cello Concerto: II. (Lo stesso tempo)” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0xcd53aee74c4fe3a583c050e32abe39401af47fb9e0ca6fb10cdfff83aeb97662 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059205022.
Recording identifiers
- ISRC
- DEF059205022
- Title
- Cello Concerto: II. (Lo stesso tempo)
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0xcd53aee74c4fe3a583c050e32abe39401af47fb9e0ca6fb10cdfff83aeb97662
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:d1ffdca93dbfa80074dc6cc0f17af2922027a418d7a247634db8b30cee82f2c5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059205022
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Cello Concerto: II. (Lo stesso tempo) · Machine-readable JSON-LD