ISRC USDBB0607846
Verified recording
USDBB0607846 is “Marilu” by George Guzman,
registered on the CopyrightChains blockchain with CopyrightID
0x84478743cba2aa2529ef257e3e54ccf6ae796286e6da71acef1b209866ecbd83 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDBB0607846.
Recording identifiers
- ISRC
- USDBB0607846
- Title
- Marilu
- Artist
- George Guzman
- CopyrightID (CopyrightChains transaction hash)
0x84478743cba2aa2529ef257e3e54ccf6ae796286e6da71acef1b209866ecbd83
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:ff76632239d24ba7d6a86c544c611dcadf5681b71410a33f580d43be11b2f3ca- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDBB0607846
- Bitcoin block existence check
- https://blockstream.info/api/block/960258