ISRC USAT21000381
Verified recording
USAT21000381 is “This Heart of Mine” by Jason Castro,
registered on the CopyrightChains blockchain with CopyrightID
0x863127b66217307c41a180fbfa6fd2d5a172837472d5adbf24205959693c5aa3 and independently timestamped
in Bitcoin block 959163 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT21000381.
Recording identifiers
- ISRC
- USAT21000381
- Title
- This Heart of Mine
- Artist
- Jason Castro
- CopyrightID (CopyrightChains transaction hash)
0x863127b66217307c41a180fbfa6fd2d5a172837472d5adbf24205959693c5aa3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T18:47:29+00:00
- Bitcoin block
- 959163
- Canonical record hash
sha256:edb60837fdecb911441d2ed568e4a9a2f5a683f9c0f1b195e12db02f0b05556c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT21000381
- Bitcoin block existence check
- https://blockstream.info/api/block/959163