ISRC USE831577409
Verified recording
USE831577409 is “Leo” by Carlos Marquez,
registered on the CopyrightChains blockchain with CopyrightID
0x8185e621aa7df3df41b8b0a3cc5286437eeb3f79aa2bea7983c35cf0759ecb68 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/USE831577409.
Recording identifiers
- ISRC
- USE831577409
- Title
- Leo
- Artist
- Carlos Marquez
- CopyrightID (CopyrightChains transaction hash)
0x8185e621aa7df3df41b8b0a3cc5286437eeb3f79aa2bea7983c35cf0759ecb68
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:b58bb19532724a954ce41b2264054c854e3673e278e128e51d19001893574af2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USE831577409
- Bitcoin block existence check
- https://blockstream.info/api/block/960207