ISRC PLA802331829
Verified recording
PLA802331829 is “Polonez No13 a-moll - Pożegnanie Ojczyzny - violin & piano” by Michał Kleofas Ogiński,
registered on the CopyrightChains blockchain with CopyrightID
0x8cb6ad93f34292424e8a705b047656dcfd861f54dff5fc96445baa742a376445 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA802331829.
Recording identifiers
- ISRC
- PLA802331829
- Title
- Polonez No13 a-moll - Pożegnanie Ojczyzny - violin & piano
- Artist
- Michał Kleofas Ogiński
- CopyrightID (CopyrightChains transaction hash)
0x8cb6ad93f34292424e8a705b047656dcfd861f54dff5fc96445baa742a376445
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:4dd4fdf179352cd778056345b04e1f9c0aa08f793b0989f6e591b364f58c6412- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA802331829
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Polonez No13 a-moll - Pożegnanie Ojczyzny - violin & piano · Machine-readable JSON-LD