ISRC QZS662162349
Verified recording
QZS662162349 is “Sad Pro” by Mr. Bill,
registered on the CopyrightChains blockchain with CopyrightID
0x107380bcaa87d0d33be9e4348fe6c92534ce6c7aff8e9b400d2b78fe56b0db84 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/QZS662162349.
Recording identifiers
- ISRC
- QZS662162349
- Title
- Sad Pro
- Artist
- Mr. Bill
- CopyrightID (CopyrightChains transaction hash)
0x107380bcaa87d0d33be9e4348fe6c92534ce6c7aff8e9b400d2b78fe56b0db84
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:17b97647ba87a90a484a959ba131b8a7ed1960de16b283f9cfce484c418d0341- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS662162349
- Bitcoin block existence check
- https://blockstream.info/api/block/953520