ISRC QZNJZ2157754
Verified recording
QZNJZ2157754 is “Color Negro” by J.J. Pérez,
registered on the CopyrightChains blockchain with CopyrightID
0x8b25190707e136eca8f0d200f7f4f70520b809b65cbbacd44ccd0c7f7d5b4d4d 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/QZNJZ2157754.
Recording identifiers
- ISRC
- QZNJZ2157754
- Title
- Color Negro
- Artist
- J.J. Pérez
- CopyrightID (CopyrightChains transaction hash)
0x8b25190707e136eca8f0d200f7f4f70520b809b65cbbacd44ccd0c7f7d5b4d4d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:aef86dfd110827e2e4dfdae94d8284d8f19e69636c2ef4d966dafc4a79ed00bb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJZ2157754
- Bitcoin block existence check
- https://blockstream.info/api/block/960144