ISRC QZK6M1921328
Verified recording
QZK6M1921328 is “El Chico” by Marca MP,
registered on the CopyrightChains blockchain with CopyrightID
0xf43cd6c4a0fad7223c52bccf703e275374aab71ae86b4ad9b6157fb608fbbabc and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M1921328.
Recording identifiers
- ISRC
- QZK6M1921328
- Title
- El Chico
- Artist
- Marca MP
- CopyrightID (CopyrightChains transaction hash)
0xf43cd6c4a0fad7223c52bccf703e275374aab71ae86b4ad9b6157fb608fbbabc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:6a4f55f70d34f2aeb75f468ce3f1030b9587e785f2fcadcd7197224c76ec17d1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M1921328
- Bitcoin block existence check
- https://blockstream.info/api/block/953520