ISRC US4KV1800019
Verified recording
US4KV1800019 is “Up Against It” by E-40,
registered on the CopyrightChains blockchain with CopyrightID
0x868eba38421b987eeaf1c956549ddd30a5aeadfb0a036b86c459e8004d3d80d3 and independently timestamped
in Bitcoin block 954130 on 2026-06-17.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4KV1800019.
Recording identifiers
- ISRC
- US4KV1800019
- Title
- Up Against It
- Artist
- E-40
- CopyrightID (CopyrightChains transaction hash)
0x868eba38421b987eeaf1c956549ddd30a5aeadfb0a036b86c459e8004d3d80d3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-17T19:07:14+00:00
- Bitcoin block
- 954130
- Canonical record hash
sha256:7cd482a41ae4ad3f77876dd830c151d5602503381913b4fe5c5e5dce136eb04a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4KV1800019
- Bitcoin block existence check
- https://blockstream.info/api/block/954130