ISRC USHM21972958
Verified recording
USHM21972958 is “El Anonimo” by Grupo Sigma,
registered on the CopyrightChains blockchain with CopyrightID
0xa64e085b428ec7c34c8823e204ea5103c3ad04837c1fed9974c4450188f98549 and independently timestamped
in Bitcoin block 960298 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21972958.
Recording identifiers
- ISRC
- USHM21972958
- Title
- El Anonimo
- Artist
- Grupo Sigma
- CopyrightID (CopyrightChains transaction hash)
0xa64e085b428ec7c34c8823e204ea5103c3ad04837c1fed9974c4450188f98549
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:26:00+00:00
- Bitcoin block
- 960298
- Canonical record hash
sha256:9059a2567cc0cd2a518c7318fec616bbc8d368be84ae8e78baafcc9e8338493a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21972958
- Bitcoin block existence check
- https://blockstream.info/api/block/960298