ISRC USUG12207900
Verified recording
USUG12207900 is “So What” by Mathame,
registered on the CopyrightChains blockchain with CopyrightID
0xa5ef75a71c94f014e6ba7cf6d69ac36355bee74e5864df2ed4255a5e079404f0 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUG12207900.
Recording identifiers
- ISRC
- USUG12207900
- Title
- So What
- Artist
- Mathame
- CopyrightID (CopyrightChains transaction hash)
0xa5ef75a71c94f014e6ba7cf6d69ac36355bee74e5864df2ed4255a5e079404f0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:f4f12b5a8f48270d2a4a9d71ccc5ff261cce5e0b055086a0260f1e30003cc7b2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUG12207900
- Bitcoin block existence check
- https://blockstream.info/api/block/953520