ISRC PLA802331814
Verified recording
PLA802331814 is “Polonez No 13 a-moll - Pożegnanie Ojczyzny - piano” by Michał Kleofas Ogiński,
registered on the CopyrightChains blockchain with CopyrightID
0xab92135e60733c2b8356321be62fcd2ef19063b7c81d649c6c4fda69a011ab44 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA802331814.
Recording identifiers
- ISRC
- PLA802331814
- Title
- Polonez No 13 a-moll - Pożegnanie Ojczyzny - piano
- Artist
- Michał Kleofas Ogiński
- CopyrightID (CopyrightChains transaction hash)
0xab92135e60733c2b8356321be62fcd2ef19063b7c81d649c6c4fda69a011ab44
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:b2aa96c4ce8d16ff45de532fc45d6856232fb657de104d6860551b927324f215- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA802331814
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Polonez No 13 a-moll - Pożegnanie Ojczyzny - piano · Machine-readable JSON-LD