ISRC PLR862300328
Verified recording
PLR862300328 is “Ey Kelner” by Marcin Czerwiński,
registered on the CopyrightChains blockchain with CopyrightID
0x875593566fad13a7419846b8631111554cd491f0f4fd5ca4bae8b082cc5a8914 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862300328.
Recording identifiers
- ISRC
- PLR862300328
- Title
- Ey Kelner
- Artist
- Marcin Czerwiński
- CopyrightID (CopyrightChains transaction hash)
0x875593566fad13a7419846b8631111554cd491f0f4fd5ca4bae8b082cc5a8914
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:739a3043f37024747cd212a768e85e8f99aa5845587ea4b1a41a59bf65eceaa7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR862300328
- Bitcoin block existence check
- https://blockstream.info/api/block/953513