ISRC QZFZ21973973
Verified recording
QZFZ21973973 is “This I Know” by Shaun Jacobs,
registered on the CopyrightChains blockchain with CopyrightID
0x18a4b69553fb455c43c580147c9388bbfa9f6806472fa41677ae84ef614048e8 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/QZFZ21973973.
Recording identifiers
- ISRC
- QZFZ21973973
- Title
- This I Know
- Artist
- Shaun Jacobs
- CopyrightID (CopyrightChains transaction hash)
0x18a4b69553fb455c43c580147c9388bbfa9f6806472fa41677ae84ef614048e8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:657100c9a6e1d6da15d951530cdd147b86217536baaeeb4dcb33d2f9a79d8a2a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ21973973
- Bitcoin block existence check
- https://blockstream.info/api/block/960337