ISRC QZTB72306474
Verified recording
QZTB72306474 is “WannaCry” by Crustsox,
registered on the CopyrightChains blockchain with CopyrightID
0xd873cc2022b6c7a2810d65f91f2d7b7d98fc0bcb1bee97dd02647e4fe68515b5 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/QZTB72306474.
Recording identifiers
- ISRC
- QZTB72306474
- Title
- WannaCry
- Artist
- Crustsox
- CopyrightID (CopyrightChains transaction hash)
0xd873cc2022b6c7a2810d65f91f2d7b7d98fc0bcb1bee97dd02647e4fe68515b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:776b482577cbcb17796f65bf7e6f73e0031c189526c1b5809f3e189ad34f2a96- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB72306474
- Bitcoin block existence check
- https://blockstream.info/api/block/953520