ISRC USSM19503328
Verified recording
USSM19503328 is “Études, Book 2: No. 11, En suspens” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0x8a1c240816298a29da3f64126d0a688b5d56af221a1d706f57d906a428ea5022 and independently timestamped
in Bitcoin block 960259 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503328.
Recording identifiers
- ISRC
- USSM19503328
- Title
- Études, Book 2: No. 11, En suspens
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0x8a1c240816298a29da3f64126d0a688b5d56af221a1d706f57d906a428ea5022
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:51:24+00:00
- Bitcoin block
- 960259
- Canonical record hash
sha256:19c2d3a74d120e1c720b619f6696c42c5040cd16b360d0a8f0c45b11922d639b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503328
- Bitcoin block existence check
- https://blockstream.info/api/block/960259
Full record
Track page: Études, Book 2: No. 11, En suspens · Machine-readable JSON-LD