ISRC USHM21662164
Verified recording
USHM21662164 is “Level 3” by 30/70,
registered on the CopyrightChains blockchain with CopyrightID
0x748fc3bbf14b0864cdc04e5717dbe5f8b65f187c2a49f283f27f3627716693e0 and independently timestamped
in Bitcoin block 956375 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21662164.
Recording identifiers
- ISRC
- USHM21662164
- Title
- Level 3
- Artist
- 30/70
- CopyrightID (CopyrightChains transaction hash)
0x748fc3bbf14b0864cdc04e5717dbe5f8b65f187c2a49f283f27f3627716693e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T16:51:38+00:00
- Bitcoin block
- 956375
- Canonical record hash
sha256:4098b68c4f5afd16b3adb72e94b1af8245c70ddc0192a6bd809d44c7e780edf8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21662164
- Bitcoin block existence check
- https://blockstream.info/api/block/956375