ISRC QZNWX2050176
Verified recording
QZNWX2050176 is “Contrato” by K1ZA,
registered on the CopyrightChains blockchain with CopyrightID
0x4e0e3e09c1b8051028527c6f54bc3f689b855214aa07f104b01545bffc05c845 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWX2050176.
Recording identifiers
- ISRC
- QZNWX2050176
- Title
- Contrato
- Artist
- K1ZA
- CopyrightID (CopyrightChains transaction hash)
0x4e0e3e09c1b8051028527c6f54bc3f689b855214aa07f104b01545bffc05c845
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:1b760795aed18523e753ec74802f54edd5274049401753349f7239ed0b09b364- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWX2050176
- Bitcoin block existence check
- https://blockstream.info/api/block/953513