ISRC QZFZ22281035
Verified recording
QZFZ22281035 is “Should've known” by MissingFactxr,
registered on the CopyrightChains blockchain with CopyrightID
0x06c513b8c1f7d4ac39b83fa3f8d3c4a4bf226b5a8e8f1b659dacee16c4ba9f9f and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ22281035.
Recording identifiers
- ISRC
- QZFZ22281035
- Title
- Should've known
- Artist
- MissingFactxr
- CopyrightID (CopyrightChains transaction hash)
0x06c513b8c1f7d4ac39b83fa3f8d3c4a4bf226b5a8e8f1b659dacee16c4ba9f9f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:3c11d63a9e1a000d02d7162609c3d9ef09d2edadd8d8895b96e6adeb9dbd2970- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ22281035
- Bitcoin block existence check
- https://blockstream.info/api/block/960337