ISRC USNA19810530
Verified recording
USNA19810530 is “Simpatico” by William Ellwood,
registered on the CopyrightChains blockchain with CopyrightID
0x6a8b2e3e26695070ba3b4044a0a60f3cdeac3eb19210c607ef5c714fbac4e08d 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/USNA19810530.
Recording identifiers
- ISRC
- USNA19810530
- Title
- Simpatico
- Artist
- William Ellwood
- CopyrightID (CopyrightChains transaction hash)
0x6a8b2e3e26695070ba3b4044a0a60f3cdeac3eb19210c607ef5c714fbac4e08d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:906637639d9a10863671e206d6b7ef959afbbc0cb39fdb95c4ab38e8a0f73ff6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNA19810530
- Bitcoin block existence check
- https://blockstream.info/api/block/957118