ISRC USHM81893757
Verified recording
USHM81893757 is “Simcha” by Matt Dubb,
registered on the CopyrightChains blockchain with CopyrightID
0x2d329fcfcd4c8d23f7392e283514c731281bb3635ea6db0bb1a469a1aae3f326 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/USHM81893757.
Recording identifiers
- ISRC
- USHM81893757
- Title
- Simcha
- Artist
- Matt Dubb
- CopyrightID (CopyrightChains transaction hash)
0x2d329fcfcd4c8d23f7392e283514c731281bb3635ea6db0bb1a469a1aae3f326
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:df4274410fff1e6e324d8138e158b5d0b04bd64f3c142f7ea26d4d52eb17b54a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM81893757
- Bitcoin block existence check
- https://blockstream.info/api/block/957118