ISRC QZW9K2379058
Verified recording
QZW9K2379058 is “El Del Sombrero” by La carta,
registered on the CopyrightChains blockchain with CopyrightID
0x0c9e6011ff8f3dd09929b5ab1c597390b6a13b1443414c7c27526b8d4ae823c2 and independently timestamped
in Bitcoin block 960254 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2379058.
Recording identifiers
- ISRC
- QZW9K2379058
- Title
- El Del Sombrero
- Artist
- La carta
- CopyrightID (CopyrightChains transaction hash)
0x0c9e6011ff8f3dd09929b5ab1c597390b6a13b1443414c7c27526b8d4ae823c2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:06:10+00:00
- Bitcoin block
- 960254
- Canonical record hash
sha256:a22ef9b7d59f0d72e096bd81934534fffc8b26d24c18e6184cd7e52620461339- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2379058
- Bitcoin block existence check
- https://blockstream.info/api/block/960254