ISRC QZNWS2301802
Verified recording
QZNWS2301802 is “Sin rumbo” by Contreras,
registered on the CopyrightChains blockchain with CopyrightID
0x8c9e48f9f4ac9fba3a92d16ed61f89c91cbcd6b9f5c9487ce864b01d3384a2ba and independently timestamped
in Bitcoin block 960298 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWS2301802.
Recording identifiers
- ISRC
- QZNWS2301802
- Title
- Sin rumbo
- Artist
- Contreras
- CopyrightID (CopyrightChains transaction hash)
0x8c9e48f9f4ac9fba3a92d16ed61f89c91cbcd6b9f5c9487ce864b01d3384a2ba
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:26:00+00:00
- Bitcoin block
- 960298
- Canonical record hash
sha256:361f9d74baa0692fd08bf5302bbee53087f91788605637aa0be2f7e19ec51c3b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWS2301802
- Bitcoin block existence check
- https://blockstream.info/api/block/960298