ISRC ES71G2335977
Verified recording
ES71G2335977 is “El Año Viejo” by C4 Trío,
registered on the CopyrightChains blockchain with CopyrightID
0x89ba862aec2ddc07edfe5b103eea95457b4f31a00cabc104e71741b7c2d30d95 and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2335977.
Recording identifiers
- ISRC
- ES71G2335977
- Title
- El Año Viejo
- Artist
- C4 Trío
- CopyrightID (CopyrightChains transaction hash)
0x89ba862aec2ddc07edfe5b103eea95457b4f31a00cabc104e71741b7c2d30d95
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:2aa80bc21f95c8b98f49ac13526629d73bd62ad2d9a7f74abee5e58caa945864- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2335977
- Bitcoin block existence check
- https://blockstream.info/api/block/960207