ISRC USRC11800667
Verified recording
USRC11800667 is “Untangle Your Mind” by John Hartford,
registered on the CopyrightChains blockchain with CopyrightID
0x26af2020883e2ab664026759f173cd813ab2a43623896bceb556650467e55b6c and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC11800667.
Recording identifiers
- ISRC
- USRC11800667
- Title
- Untangle Your Mind
- Artist
- John Hartford
- CopyrightID (CopyrightChains transaction hash)
0x26af2020883e2ab664026759f173cd813ab2a43623896bceb556650467e55b6c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f2ce319bb18b0d9b0ff43dd9082913cd9315fe6532722aacdcf5be8e3ca90888- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC11800667
- Bitcoin block existence check
- https://blockstream.info/api/block/957118