ISRC USJ3V1497708
Verified recording
USJ3V1497708 is “El Lamento” by Wilfrido Vargas,
registered on the CopyrightChains blockchain with CopyrightID
0xee489c3cc8e4bf4247a789a9e491d1026b0423356502f038e9ed0850071d7779 and independently timestamped
in Bitcoin block 960216 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ3V1497708.
Recording identifiers
- ISRC
- USJ3V1497708
- Title
- El Lamento
- Artist
- Wilfrido Vargas
- CopyrightID (CopyrightChains transaction hash)
0xee489c3cc8e4bf4247a789a9e491d1026b0423356502f038e9ed0850071d7779
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:39:12+00:00
- Bitcoin block
- 960216
- Canonical record hash
sha256:d05b291cc63faec3f3c08e263d19c485ec2a34a7f3cfed22008a93bfc178dcab- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ3V1497708
- Bitcoin block existence check
- https://blockstream.info/api/block/960216