ISRC USSM19503329
Verified recording
USSM19503329 is “Études, Book 2: No. 12, Entrelacs” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0xdd01fe4d3da1d847996e1e3faa86b11fb92641e3561af756f67280374d1439eb and independently timestamped
in Bitcoin block 960240 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503329.
Recording identifiers
- ISRC
- USSM19503329
- Title
- Études, Book 2: No. 12, Entrelacs
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0xdd01fe4d3da1d847996e1e3faa86b11fb92641e3561af756f67280374d1439eb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:57:33+00:00
- Bitcoin block
- 960240
- Canonical record hash
sha256:24608ce3d93d8921207dc24f63047b91157ea66ef381425a45b436e04f069202- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503329
- Bitcoin block existence check
- https://blockstream.info/api/block/960240
Full record
Track page: Études, Book 2: No. 12, Entrelacs · Machine-readable JSON-LD