ISRC USL4R2031557
Verified recording
USL4R2031557 is “Siempre Trabajando” by Banda la Única del Rancho,
registered on the CopyrightChains blockchain with CopyrightID
0xc7d66cbc1725fee4fcd0521b00962237d9c89e3d30c699088c675d2d2b4d35b5 and independently timestamped
in Bitcoin block 960302 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2031557.
Recording identifiers
- ISRC
- USL4R2031557
- Title
- Siempre Trabajando
- Artist
- Banda la Única del Rancho
- CopyrightID (CopyrightChains transaction hash)
0xc7d66cbc1725fee4fcd0521b00962237d9c89e3d30c699088c675d2d2b4d35b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:09:33+00:00
- Bitcoin block
- 960302
- Canonical record hash
sha256:be15c0eb4fe725620fc5770cf0a233c14802de23fbd7a5270ab03f80363f912d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2031557
- Bitcoin block existence check
- https://blockstream.info/api/block/960302