ISRC PLX352500016
Verified recording
PLX352500016 is “Requiem for my Friend - Lacrimosa - piano version” by Zbigniew Preisner,
registered on the CopyrightChains blockchain with CopyrightID
0x704ef022a6f56e13352ff715b9f7b3060cff765656aa728fe0074edd91eb3536 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLX352500016.
Recording identifiers
- ISRC
- PLX352500016
- Title
- Requiem for my Friend - Lacrimosa - piano version
- Artist
- Zbigniew Preisner
- CopyrightID (CopyrightChains transaction hash)
0x704ef022a6f56e13352ff715b9f7b3060cff765656aa728fe0074edd91eb3536
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:6940a187c781bb2801ec45bfa620a48b260f7494fd82dfa0ec9c61a84c0cb4a8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLX352500016
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Requiem for my Friend - Lacrimosa - piano version · Machine-readable JSON-LD