ISRC USNA19514403
Verified recording
USNA19514403 is “Simpatico” by William Ellwood,
registered on the CopyrightChains blockchain with CopyrightID
0xf2df110f4fcf2ff60d7b45cc8fa4c9704699c6b73595d49e575b232c935dd3f7 and independently timestamped
in Bitcoin block 956894 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNA19514403.
Recording identifiers
- ISRC
- USNA19514403
- Title
- Simpatico
- Artist
- William Ellwood
- CopyrightID (CopyrightChains transaction hash)
0xf2df110f4fcf2ff60d7b45cc8fa4c9704699c6b73595d49e575b232c935dd3f7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T07:53:57+00:00
- Bitcoin block
- 956894
- Canonical record hash
sha256:413a30cf47f48b14084c406dc32cf73e1df02f5b4954f92ec9bc8aafd7d7e662- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNA19514403
- Bitcoin block existence check
- https://blockstream.info/api/block/956894