ISRC USSM19503330
Verified recording
USSM19503330 is “Études, Book 2: No. 13, L'escalier du diable” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0xb2b96a71044fcd52463d710bfb52203c46ebdb60a563ba0b3f2348f9b91446f2 and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503330.
Recording identifiers
- ISRC
- USSM19503330
- Title
- Études, Book 2: No. 13, L'escalier du diable
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0xb2b96a71044fcd52463d710bfb52203c46ebdb60a563ba0b3f2348f9b91446f2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:a73867748930eb9e8d79ce823c7bf334674e2206ea36edf3fea94266f8bbb6fb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503330
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: Études, Book 2: No. 13, L'escalier du diable · Machine-readable JSON-LD