ISRC USFM91800456
Verified recording
USFM91800456 is “Making the Deal” by David Hirschfelder,
registered on the CopyrightChains blockchain with CopyrightID
0xc4479b29bab8652fb483b8b02e2293d8aa3b4a47cf971a431d390437aaf71c6a and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFM91800456.
Recording identifiers
- ISRC
- USFM91800456
- Title
- Making the Deal
- Artist
- David Hirschfelder
- CopyrightID (CopyrightChains transaction hash)
0xc4479b29bab8652fb483b8b02e2293d8aa3b4a47cf971a431d390437aaf71c6a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:73521dba25971ea68ef9516470068ecade1970a59a4f7535e41e970e1c695282- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFM91800456
- Bitcoin block existence check
- https://blockstream.info/api/block/960397