ISRC USL4Q1904278
Verified recording
USL4Q1904278 is “The Big Race, The First Lady” by David Hirschfelder,
registered on the CopyrightChains blockchain with CopyrightID
0x06743106efbc0a37e543e8b52463e447eba4d09eaae142d064712308a88acda3 and independently timestamped
in Bitcoin block 960187 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1904278.
Recording identifiers
- ISRC
- USL4Q1904278
- Title
- The Big Race, The First Lady
- Artist
- David Hirschfelder
- CopyrightID (CopyrightChains transaction hash)
0x06743106efbc0a37e543e8b52463e447eba4d09eaae142d064712308a88acda3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:34:28+00:00
- Bitcoin block
- 960187
- Canonical record hash
sha256:98087951f84dae5e9c57b01061adfbe84d7571a93f43bd5466a68aef6629ecff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1904278
- Bitcoin block existence check
- https://blockstream.info/api/block/960187
Full record
Track page: The Big Race, The First Lady · Machine-readable JSON-LD