ISRC PLC701911414
Verified recording
PLC701911414 is “Pieśni, Op.3: IX. Po szerokim, po szerokim morzu” by Mieczysław Karłowicz,
registered on the CopyrightChains blockchain with CopyrightID
0x36e23196313034557d129212457eb868f1bb0da6a050da15e3c12e78d5e28392 and independently timestamped
in Bitcoin block 960296 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLC701911414.
Recording identifiers
- ISRC
- PLC701911414
- Title
- Pieśni, Op.3: IX. Po szerokim, po szerokim morzu
- Artist
- Mieczysław Karłowicz
- CopyrightID (CopyrightChains transaction hash)
0x36e23196313034557d129212457eb868f1bb0da6a050da15e3c12e78d5e28392
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:11:09+00:00
- Bitcoin block
- 960296
- Canonical record hash
sha256:bd4da08684c635fdf5faa27cf2612f3d754b7184acd85bbf4acc5cde32849eed- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLC701911414
- Bitcoin block existence check
- https://blockstream.info/api/block/960296
Full record
Track page: Pieśni, Op.3: IX. Po szerokim, po szerokim morzu · Machine-readable JSON-LD