ISRC USC4R2107256
Verified recording
USC4R2107256 is “Jumpstart” by Hiromi,
registered on the CopyrightChains blockchain with CopyrightID
0x19c28f870216eb0bc1f7e9e3eb91e86aed81fe8ad54e7a1c6c0fc37aa851d11c 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/USC4R2107256.
Recording identifiers
- ISRC
- USC4R2107256
- Title
- Jumpstart
- Artist
- Hiromi
- CopyrightID (CopyrightChains transaction hash)
0x19c28f870216eb0bc1f7e9e3eb91e86aed81fe8ad54e7a1c6c0fc37aa851d11c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:f41b77d192de3fb2d77c55591ae2bb67c4f0f6f052bf4364fd33070b92c96455- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R2107256
- Bitcoin block existence check
- https://blockstream.info/api/block/956304