ISRC USPR35602779

Verified recording

USPR35602779 is “Hoppin' John” by Nat Adderley, registered on the CopyrightChains blockchain with CopyrightID 0x520afa21fdecdc3a7ecd117b999c2d223048a0658ffbae63e80d54ab35cefa61 and independently timestamped in Bitcoin block 960455 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPR35602779.

Recording identifiers

ISRC
USPR35602779
Title
Hoppin' John
Artist
Nat Adderley
CopyrightID (CopyrightChains transaction hash)
0x520afa21fdecdc3a7ecd117b999c2d223048a0658ffbae63e80d54ab35cefa61

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13+00:00
Bitcoin block
960455
Canonical record hash
sha256:a44a89a2de70b15036c683c042889c01eb1c47dd3dbb9264a571db728a3e29f2
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPR35602779
Bitcoin block existence check
https://blockstream.info/api/block/960455

Full record

Track page: Hoppin' John · Machine-readable JSON-LD