ISRC QZS642246889
Verified recording
QZS642246889 is “Useless” by Rezzaie,
registered on the CopyrightChains blockchain with CopyrightID
0x5394047526e732e345fb679f6b75af2a79467f70ba57cf34cb616a46180813f6 and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS642246889.
Recording identifiers
- ISRC
- QZS642246889
- Title
- Useless
- Artist
- Rezzaie
- CopyrightID (CopyrightChains transaction hash)
0x5394047526e732e345fb679f6b75af2a79467f70ba57cf34cb616a46180813f6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:f979cb0d5a9f7804b0dfc941c04f83bfefbee1b36581fb676bdeabbf7d4b3f5a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS642246889
- Bitcoin block existence check
- https://blockstream.info/api/block/960468