ISRC QZNJX2343135
Verified recording
QZNJX2343135 is “Arrastão” by Calibre 12,
registered on the CopyrightChains blockchain with CopyrightID
0xd3d176d24799b3390c3eb923a706cdb5cb2208f7997dc2e2a1e47ad02ef2dedb and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJX2343135.
Recording identifiers
- ISRC
- QZNJX2343135
- Title
- Arrastão
- Artist
- Calibre 12
- CopyrightID (CopyrightChains transaction hash)
0xd3d176d24799b3390c3eb923a706cdb5cb2208f7997dc2e2a1e47ad02ef2dedb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:4568d933083b6588b30632f4cf65b2a053a04d93c3fe69e953e2a90e2894579e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJX2343135
- Bitcoin block existence check
- https://blockstream.info/api/block/960144