ISRC QZFYZ2224693
Verified recording
QZFYZ2224693 is “Hard times” by Knowitall,
registered on the CopyrightChains blockchain with CopyrightID
0x4e52c642cf850c10cb1795a5925a9112bcd7bacee48c7b9aa503ce77ca422142 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ2224693.
Recording identifiers
- ISRC
- QZFYZ2224693
- Title
- Hard times
- Artist
- Knowitall
- CopyrightID (CopyrightChains transaction hash)
0x4e52c642cf850c10cb1795a5925a9112bcd7bacee48c7b9aa503ce77ca422142
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:84ddfafe358f565b1831fd6deeb4a9515c7a9dea9aef650836830e2e26034e2e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ2224693
- Bitcoin block existence check
- https://blockstream.info/api/block/960473