ISRC PLC701911404
Verified recording
PLC701911404 is “Pieśni, Op.1: V. Pamiętam ciche, jasne, złote dnie” by Mieczysław Karłowicz,
registered on the CopyrightChains blockchain with CopyrightID
0xe9c80d06b48dcd4a72806fcffb97dfff0d5d45da2d7584e480ffa2e632dca53a and independently timestamped
in Bitcoin block 959155 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLC701911404.
Recording identifiers
- ISRC
- PLC701911404
- Title
- Pieśni, Op.1: V. Pamiętam ciche, jasne, złote dnie
- Artist
- Mieczysław Karłowicz
- CopyrightID (CopyrightChains transaction hash)
0xe9c80d06b48dcd4a72806fcffb97dfff0d5d45da2d7584e480ffa2e632dca53a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T16:43:41+00:00
- Bitcoin block
- 959155
- Canonical record hash
sha256:c6d55879810f287c9fc62d387b5d24361f4a6a9920dd8bb85b4361bbcb179faa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLC701911404
- Bitcoin block existence check
- https://blockstream.info/api/block/959155
Full record
Track page: Pieśni, Op.1: V. Pamiętam ciche, jasne, złote dnie · Machine-readable JSON-LD