ISRC GBAYC2200129
Verified recording
GBAYC2200129 is “Czyż: Pożegnania: No. 3, Ostatni raz” by Henryk Czyz,
registered on the CopyrightChains blockchain with CopyrightID
0xbfd9e1d2f11cd20546313b81adaae201eec03444dd74a36185a77fb3f25600c2 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2200129.
Recording identifiers
- ISRC
- GBAYC2200129
- Title
- Czyż: Pożegnania: No. 3, Ostatni raz
- Artist
- Henryk Czyz
- CopyrightID (CopyrightChains transaction hash)
0xbfd9e1d2f11cd20546313b81adaae201eec03444dd74a36185a77fb3f25600c2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ea68d2f316a4c1c27dc3e54153226b5bd7f361beb2cf5729059a01dc716b8598- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2200129
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Czyż: Pożegnania: No. 3, Ostatni raz · Machine-readable JSON-LD