ISRC US37G0650207
Verified recording
US37G0650207 is “The Testing Times” by Larry Sparks,
registered on the CopyrightChains blockchain with CopyrightID
0x86b1f3fbde5c3dd48d20eb52d350a8babcbbce1c12f4cd5ff57d8a3d78d47124 and independently timestamped
in Bitcoin block 960268 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US37G0650207.
Recording identifiers
- ISRC
- US37G0650207
- Title
- The Testing Times
- Artist
- Larry Sparks
- CopyrightID (CopyrightChains transaction hash)
0x86b1f3fbde5c3dd48d20eb52d350a8babcbbce1c12f4cd5ff57d8a3d78d47124
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:53:07+00:00
- Bitcoin block
- 960268
- Canonical record hash
sha256:a43dc6325100a4d651544657d6c9b9bdba70ceea26fbda8f8c66b14198bde08a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US37G0650207
- Bitcoin block existence check
- https://blockstream.info/api/block/960268