ISRC QZWDD2427736
Verified recording
QZWDD2427736 is “Łódź” by Antoni Komasa-Łazarkiewicz,
registered on the CopyrightChains blockchain with CopyrightID
0x8015a2ee112dd5be3efbf29ab53d365e03b35b82c22b0936a04bb263bd237d2f and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDD2427736.
Recording identifiers
- ISRC
- QZWDD2427736
- Title
- Łódź
- Artist
- Antoni Komasa-Łazarkiewicz
- CopyrightID (CopyrightChains transaction hash)
0x8015a2ee112dd5be3efbf29ab53d365e03b35b82c22b0936a04bb263bd237d2f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:4316f2d47709be712641afc4f1429eb9ab24108e8e29e5d1096c53198c168161- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDD2427736
- Bitcoin block existence check
- https://blockstream.info/api/block/960473