ISRC USJI10000440
Verified recording
USJI10000440 is “To Whom This May Concern” by E-40,
registered on the CopyrightChains blockchain with CopyrightID
0x9b5d7d36c2b8d767a4280f6d60c638f2a8553f0395c2b972250c9d6759ceee5f and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJI10000440.
Recording identifiers
- ISRC
- USJI10000440
- Title
- To Whom This May Concern
- Artist
- E-40
- CopyrightID (CopyrightChains transaction hash)
0x9b5d7d36c2b8d767a4280f6d60c638f2a8553f0395c2b972250c9d6759ceee5f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:a61352bc7bda87eeef52800f0621f96d703b4bd25912730e305aaafe7e636569- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJI10000440
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: To Whom This May Concern · Machine-readable JSON-LD