ISRC US3DF1701620
Verified recording
US3DF1701620 is “La Duda (En Vivo)” by Grupo Maximo Grado,
registered on the CopyrightChains blockchain with CopyrightID
0x0fcb076cca8642d51c963b98efdca7b272ad5609c0e92934a08296bb2636e531 and independently timestamped
in Bitcoin block 960145 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF1701620.
Recording identifiers
- ISRC
- US3DF1701620
- Title
- La Duda (En Vivo)
- Artist
- Grupo Maximo Grado
- CopyrightID (CopyrightChains transaction hash)
0x0fcb076cca8642d51c963b98efdca7b272ad5609c0e92934a08296bb2636e531
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:13:37+00:00
- Bitcoin block
- 960145
- Canonical record hash
sha256:be7b1a81b240bf69ae8ad2fc73cb1a4464713da86a9396b4d13f4435e9ac0420- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF1701620
- Bitcoin block existence check
- https://blockstream.info/api/block/960145