ISRC ES71G1936805
Verified recording
ES71G1936805 is “Malas Cartas” by XEFF,
registered on the CopyrightChains blockchain with CopyrightID
0xf55b263fcaca919b3faa203def9c5a6b0c65ef675cd0d20292e8681236f36fce and independently timestamped
in Bitcoin block 960240 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G1936805.
Recording identifiers
- ISRC
- ES71G1936805
- Title
- Malas Cartas
- Artist
- XEFF
- CopyrightID (CopyrightChains transaction hash)
0xf55b263fcaca919b3faa203def9c5a6b0c65ef675cd0d20292e8681236f36fce
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:57:33+00:00
- Bitcoin block
- 960240
- Canonical record hash
sha256:680bf4d5acc4d9e19865decd97ecaae6d780eab7caad7a2de0d19bb2e5255bd2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G1936805
- Bitcoin block existence check
- https://blockstream.info/api/block/960240