ISRC PLJ611800258
Verified recording
PLJ611800258 is “Polonaise "Farewell to the Homeland" (Ogiński)” by Michał Kleofas Ogiński,
registered on the CopyrightChains blockchain with CopyrightID
0xb98f41acf4e6086f0c048b360d74fa18901f0db27fc70e3399cca607b8e93bae and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLJ611800258.
Recording identifiers
- ISRC
- PLJ611800258
- Title
- Polonaise "Farewell to the Homeland" (Ogiński)
- Artist
- Michał Kleofas Ogiński
- CopyrightID (CopyrightChains transaction hash)
0xb98f41acf4e6086f0c048b360d74fa18901f0db27fc70e3399cca607b8e93bae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a076beb381b0203d47da8a05c94139de9ebd90a6b69b85a90d723eeb63892caf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLJ611800258
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Polonaise "Farewell to the Homeland" (Ogiński) · Machine-readable JSON-LD