ISRC PLC271600026
Verified recording
PLC271600026 is “Jesień” by Sylwia Grzeszczak,
registered on the CopyrightChains blockchain with CopyrightID
0xb4e5e407a2ce92fd385bd44644b71ca756f66be3204f9b37f3bc9c9ad835b566 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/PLC271600026.
Recording identifiers
- ISRC
- PLC271600026
- Title
- Jesień
- Artist
- Sylwia Grzeszczak
- CopyrightID (CopyrightChains transaction hash)
0xb4e5e407a2ce92fd385bd44644b71ca756f66be3204f9b37f3bc9c9ad835b566
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:25784fc9fce98b056913050d408bd76575aa584543eb96bf2a7bc5e55ae72075- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLC271600026
- Bitcoin block existence check
- https://blockstream.info/api/block/953513