ISRC PLA161728601
Verified recording
PLA161728601 is “String Quartet No. 3 "On Polish Folk Themes": I. Allegro quasi presto” by Szymon Laks,
registered on the CopyrightChains blockchain with CopyrightID
0xe01e68d62a05e95e18ef153bdd7445fa17fe8d236183256afd3f066afba19568 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA161728601.
Recording identifiers
- ISRC
- PLA161728601
- Title
- String Quartet No. 3 "On Polish Folk Themes": I. Allegro quasi presto
- Artist
- Szymon Laks
- CopyrightID (CopyrightChains transaction hash)
0xe01e68d62a05e95e18ef153bdd7445fa17fe8d236183256afd3f066afba19568
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:1e9a6dd6b44a8c964c0ce0b10bbb444e81efe04d79359b47a122b2ad83aba206- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA161728601
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: String Quartet No. 3 "On Polish Folk Themes": I. Allegro quasi presto · Machine-readable JSON-LD