ISRC PLG941200077
Verified recording
PLG941200077 is “Hej, w Dzień Narodzenia Syna Jedynego” by Krzysztof Krawczyk,
registered on the CopyrightChains blockchain with CopyrightID
0x72529227f783d996d303febb07ea42ab2a71ceb082bbbf7f51c249a4081dae13 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLG941200077.
Recording identifiers
- ISRC
- PLG941200077
- Title
- Hej, w Dzień Narodzenia Syna Jedynego
- Artist
- Krzysztof Krawczyk
- CopyrightID (CopyrightChains transaction hash)
0x72529227f783d996d303febb07ea42ab2a71ceb082bbbf7f51c249a4081dae13
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:20a39a4ae0e5760c62aef7d6521e3f417dd7d66460846bae472b3a7c40f0bdd9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLG941200077
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Hej, w Dzień Narodzenia Syna Jedynego · Machine-readable JSON-LD