ISRC USJJX1800003
Verified recording
USJJX1800003 is “Le Caveau” by Jeff Oster,
registered on the CopyrightChains blockchain with CopyrightID
0x44b41efaf338eb4ff63004dea333e9f2e62197847c5f292a7378401c8cdbfa07 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJJX1800003.
Recording identifiers
- ISRC
- USJJX1800003
- Title
- Le Caveau
- Artist
- Jeff Oster
- CopyrightID (CopyrightChains transaction hash)
0x44b41efaf338eb4ff63004dea333e9f2e62197847c5f292a7378401c8cdbfa07
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:e10c9b6db9005b83da4dfe9e13c107fac695c12dabff89ea3dbaa3ecc6a9bdd4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJJX1800003
- Bitcoin block existence check
- https://blockstream.info/api/block/960220