ISRC USSM19917700
Verified recording
USSM19917700 is “Last Night” by Mike Bloomfield,
registered on the CopyrightChains blockchain with CopyrightID
0x631c4e2a92ef1b2c7e508ccd9840c446f7cba87ab4c8c7b4701227d34c24cf72 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/USSM19917700.
Recording identifiers
- ISRC
- USSM19917700
- Title
- Last Night
- Artist
- Mike Bloomfield
- CopyrightID (CopyrightChains transaction hash)
0x631c4e2a92ef1b2c7e508ccd9840c446f7cba87ab4c8c7b4701227d34c24cf72
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:b90888378d8f71fdbe9707bed6c9463d9df896d4db49a2774cb14d01e07415e7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19917700
- Bitcoin block existence check
- https://blockstream.info/api/block/956304