ISRC USNLR1000378
Verified recording
USNLR1000378 is “A Friend or Two” by David Hirschfelder,
registered on the CopyrightChains blockchain with CopyrightID
0xc9c0ded1eaf2a5323beef5df54aeff3132a4069cf641d3df8a8191ab690307e5 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNLR1000378.
Recording identifiers
- ISRC
- USNLR1000378
- Title
- A Friend or Two
- Artist
- David Hirschfelder
- CopyrightID (CopyrightChains transaction hash)
0xc9c0ded1eaf2a5323beef5df54aeff3132a4069cf641d3df8a8191ab690307e5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:52c315885051c7342c525e930528c767cc558145272a467f471628f9e1bc89d8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNLR1000378
- Bitcoin block existence check
- https://blockstream.info/api/block/960138