ISRC QZNWZ2133348
Verified recording
QZNWZ2133348 is “Back2Back 2” by Brunzyn,
registered on the CopyrightChains blockchain with CopyrightID
0xde1db01dc3fd44c47aef9a1d45ba4c74d205a7498b229730e4ea95738d8eb77e and independently timestamped
in Bitcoin block 957020 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWZ2133348.
Recording identifiers
- ISRC
- QZNWZ2133348
- Title
- Back2Back 2
- Artist
- Brunzyn
- CopyrightID (CopyrightChains transaction hash)
0xde1db01dc3fd44c47aef9a1d45ba4c74d205a7498b229730e4ea95738d8eb77e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T09:18:01+00:00
- Bitcoin block
- 957020
- Canonical record hash
sha256:beee8323f82deb66b185985c87d4da17347069c9d407a98970b81c320b2e52ab- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWZ2133348
- Bitcoin block existence check
- https://blockstream.info/api/block/957020