ISRC USL4Q2083309
Verified recording
USL4Q2083309 is “Berlin” by El Cachivache Quinteto,
registered on the CopyrightChains blockchain with CopyrightID
0x806137c9f295627e17bd0b65819e79685cad715937cb5057b49d179017fa71f4 and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q2083309.
Recording identifiers
- ISRC
- USL4Q2083309
- Title
- Berlin
- Artist
- El Cachivache Quinteto
- CopyrightID (CopyrightChains transaction hash)
0x806137c9f295627e17bd0b65819e79685cad715937cb5057b49d179017fa71f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:8cd8f40fa6fcfcf60b84a7273a5017185baac7a955db2a46065c350a5d22b9e5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q2083309
- Bitcoin block existence check
- https://blockstream.info/api/block/960344