ISRC USUR40300301
Verified recording
USUR40300301 is “Ruffneck Jazz” by Greyboy,
registered on the CopyrightChains blockchain with CopyrightID
0x98f4159e8c92f7b8aea4fff7dacd0497c55f7bb4acc70a71c5e27a2ba21c17b7 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUR40300301.
Recording identifiers
- ISRC
- USUR40300301
- Title
- Ruffneck Jazz
- Artist
- Greyboy
- CopyrightID (CopyrightChains transaction hash)
0x98f4159e8c92f7b8aea4fff7dacd0497c55f7bb4acc70a71c5e27a2ba21c17b7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:5e1e43723f759b501610785f8d4b11b3e1f119e0ea66177bf5b6d35a1617cfd5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUR40300301
- Bitcoin block existence check
- https://blockstream.info/api/block/953520