ISRC PLA591400439
Verified recording
PLA591400439 is “Krótki wiersz o Jaromirze Jagrze” by O.S.T.R.,
registered on the CopyrightChains blockchain with CopyrightID
0x54dc6be9500ece7b8f67b160461f9cd51e6f1bd1fc8e5989cd102c67f8ce06ee and independently timestamped
in Bitcoin block 960216 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA591400439.
Recording identifiers
- ISRC
- PLA591400439
- Title
- Krótki wiersz o Jaromirze Jagrze
- Artist
- O.S.T.R.
- CopyrightID (CopyrightChains transaction hash)
0x54dc6be9500ece7b8f67b160461f9cd51e6f1bd1fc8e5989cd102c67f8ce06ee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:39:12+00:00
- Bitcoin block
- 960216
- Canonical record hash
sha256:596ebd23a8abcc455d2cf0fc49c679f9f6b0e6e1609d79f7d1fbf5ca5f54e236- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA591400439
- Bitcoin block existence check
- https://blockstream.info/api/block/960216
Full record
Track page: Krótki wiersz o Jaromirze Jagrze · Machine-readable JSON-LD