ISRC CA5KR1927707
Verified recording
CA5KR1927707 is “Yo vendo unos ojos negros” by Los Cuatro Hermanos Silva,
registered on the CopyrightChains blockchain with CopyrightID
0x76dfcf681b41fa727469dddac4e508ab9ec65db32814b926d952096684481983 and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR1927707.
Recording identifiers
- ISRC
- CA5KR1927707
- Title
- Yo vendo unos ojos negros
- Artist
- Los Cuatro Hermanos Silva
- CopyrightID (CopyrightChains transaction hash)
0x76dfcf681b41fa727469dddac4e508ab9ec65db32814b926d952096684481983
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:550fbbb14fc91f9e06d407186fe0ee9c72ae3dd2402fdc89b2c187272930fb80- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR1927707
- Bitcoin block existence check
- https://blockstream.info/api/block/960317
Full record
Track page: Yo vendo unos ojos negros · Machine-readable JSON-LD