ISRC DEF059205014
Verified recording
DEF059205014 is “Piano Concerto: IV. Allegro risoluto, molto ritmico –” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0xfdffaa2d6ce6eef17072f2d61c940726164543684ace884c419e513f03285d1e and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059205014.
Recording identifiers
- ISRC
- DEF059205014
- Title
- Piano Concerto: IV. Allegro risoluto, molto ritmico –
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0xfdffaa2d6ce6eef17072f2d61c940726164543684ace884c419e513f03285d1e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:1db3de6656493f93b85be91e6cde2d06d5b9d60d5f81b7119845773711fb53a9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059205014
- Bitcoin block existence check
- https://blockstream.info/api/block/960344
Full record
Track page: Piano Concerto: IV. Allegro risoluto, molto ritmico – · Machine-readable JSON-LD