ISRC HKI192230803

Verified recording

HKI192230803 is “Études, Book 1: No. 3, Touches bloquées” by György Ligeti, registered on the CopyrightChains blockchain with CopyrightID 0x890cbc0a3dfebe64a842343a53a237537cdac0738e1835946a1b903bd1911f50 and independently timestamped in Bitcoin block 960473 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192230803.

Recording identifiers

ISRC
HKI192230803
Title
Études, Book 1: No. 3, Touches bloquées
Artist
György Ligeti
CopyrightID (CopyrightChains transaction hash)
0x890cbc0a3dfebe64a842343a53a237537cdac0738e1835946a1b903bd1911f50

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T22:27:44+00:00
Bitcoin block
960473
Canonical record hash
sha256:87945c0e0c34227a61967bb54a32aed9d9efdd0d6c3ae2bd43b2bac0ee4a74ca
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192230803
Bitcoin block existence check
https://blockstream.info/api/block/960473

Full record

Track page: Études, Book 1: No. 3, Touches bloquées · Machine-readable JSON-LD