ISRC QZNJX2343136
Verified recording
QZNJX2343136 is “Injustiça” by Calibre 12,
registered on the CopyrightChains blockchain with CopyrightID
0xb4f17d81e7ef627e89107173951dfe372acc73b4a1d656d2e1b348a14daa6f59 and independently timestamped
in Bitcoin block 960250 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJX2343136.
Recording identifiers
- ISRC
- QZNJX2343136
- Title
- Injustiça
- Artist
- Calibre 12
- CopyrightID (CopyrightChains transaction hash)
0xb4f17d81e7ef627e89107173951dfe372acc73b4a1d656d2e1b348a14daa6f59
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T11:13:28+00:00
- Bitcoin block
- 960250
- Canonical record hash
sha256:5fe808fd262ae52442ebd384210a08ed610ad754cd279197121eed7f23277a5a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJX2343136
- Bitcoin block existence check
- https://blockstream.info/api/block/960250