ISRC USNO12000409
Verified recording
USNO12000409 is “Variation 4” by Brad Mehldau,
registered on the CopyrightChains blockchain with CopyrightID
0xe6adb7196b0324f5ae682ac8e461dce7f51fe0e74e3c2432450349add89a5e59 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/USNO12000409.
Recording identifiers
- ISRC
- USNO12000409
- Title
- Variation 4
- Artist
- Brad Mehldau
- CopyrightID (CopyrightChains transaction hash)
0xe6adb7196b0324f5ae682ac8e461dce7f51fe0e74e3c2432450349add89a5e59
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c3dd8b54586f917e93d8300ce291e9020571124bad2d31e360c2beae97a0c81a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO12000409
- Bitcoin block existence check
- https://blockstream.info/api/block/957118