ISRC NLE422203024
Verified recording
NLE422203024 is “Játékok, Book V: No. 39, Dialog for the 70th birthday of András Mihály (or: how can one answer to the same 4 sounds with only 3)” by György Kurtág,
registered on the CopyrightChains blockchain with CopyrightID
0xb3c0bc8c170c10133d4a795310016573bc1ab5f7c492fd11f7ca6137a7932f7c and independently timestamped
in Bitcoin block 960355 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422203024.
Recording identifiers
- ISRC
- NLE422203024
- Title
- Játékok, Book V: No. 39, Dialog for the 70th birthday of András Mihály (or: how can one answer to the same 4 sounds with only 3)
- Artist
- György Kurtág
- CopyrightID (CopyrightChains transaction hash)
0xb3c0bc8c170c10133d4a795310016573bc1ab5f7c492fd11f7ca6137a7932f7c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:49:18+00:00
- Bitcoin block
- 960355
- Canonical record hash
sha256:d369c0595a5a7fb8a19dfc07aaffe81d491a240300595181b39d78f4d48f260a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422203024
- Bitcoin block existence check
- https://blockstream.info/api/block/960355
Full record
Track page: Játékok, Book V: No. 39, Dialog for the 70th birthday of András Mihály (or: how can one answer to the same 4 sounds with only 3) · Machine-readable JSON-LD