ISRC USAT20180383
Verified recording
USAT20180383 is “Quadrant 4” by Billy Cobham,
registered on the CopyrightChains blockchain with CopyrightID
0xd6c93c93996c6f3833b481f332794c1366488dad827732ccd8d860b6ea15580a 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/USAT20180383.
Recording identifiers
- ISRC
- USAT20180383
- Title
- Quadrant 4
- Artist
- Billy Cobham
- CopyrightID (CopyrightChains transaction hash)
0xd6c93c93996c6f3833b481f332794c1366488dad827732ccd8d860b6ea15580a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4d78d77f3b561c758ce3f6ac8b9160b46137e26b6191cdc6992d26dec95817f6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT20180383
- Bitcoin block existence check
- https://blockstream.info/api/block/957118