ISRC US4KV1400027
Verified recording
US4KV1400027 is “Baddest In The Building (feat. Dej Loaf & Luigi The Singer)” by E-40,
registered on the CopyrightChains blockchain with CopyrightID
0x090e54a910e6f84a4a32c07ee404a009380be6cc829650c28221dfe7a8186097 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4KV1400027.
Recording identifiers
- ISRC
- US4KV1400027
- Title
- Baddest In The Building (feat. Dej Loaf & Luigi The Singer)
- Artist
- E-40
- CopyrightID (CopyrightChains transaction hash)
0x090e54a910e6f84a4a32c07ee404a009380be6cc829650c28221dfe7a8186097
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:5dd45e13c59e495815cd3377da6d603daaf6cd2f8455fcf3259e87f1cf79dc1d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4KV1400027
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Baddest In The Building (feat. Dej Loaf & Luigi The Singer) · Machine-readable JSON-LD