ISRC QZZ7N2491991
Verified recording
QZZ7N2491991 is “MASK” by Notions,
registered on the CopyrightChains blockchain with CopyrightID
0x7e07c815c7692f90344d62503cc759882904b4d6e8b1332ba537f213ad463da1 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7N2491991.
Recording identifiers
- ISRC
- QZZ7N2491991
- Title
- MASK
- Artist
- Notions
- CopyrightID (CopyrightChains transaction hash)
0x7e07c815c7692f90344d62503cc759882904b4d6e8b1332ba537f213ad463da1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:0386aef345adeaf7d8559d2caed05410b99d9b2f69f86a6dd5e5fdc61dbdb6c4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7N2491991
- Bitcoin block existence check
- https://blockstream.info/api/block/956302