ISRC QZN882253408
Verified recording
QZN882253408 is “Cobarde” by Niko Mairena,
registered on the CopyrightChains blockchain with CopyrightID
0xb50446d2c5007fde77e8d30d997bf8f0fecd9ed4341b2f3b2feb977f20cc993a and independently timestamped
in Bitcoin block 960503 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZN882253408.
Recording identifiers
- ISRC
- QZN882253408
- Title
- Cobarde
- Artist
- Niko Mairena
- CopyrightID (CopyrightChains transaction hash)
0xb50446d2c5007fde77e8d30d997bf8f0fecd9ed4341b2f3b2feb977f20cc993a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:41:24+00:00
- Bitcoin block
- 960503
- Canonical record hash
sha256:2bb3211fff5e947e591b059f1c87ac3994bf797e4ec17d7a6a23c3d074093320- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZN882253408
- Bitcoin block existence check
- https://blockstream.info/api/block/960503