ISRC FR9Z62300392
Verified recording
FR9Z62300392 is “synthie the best” by Knowsum,
registered on the CopyrightChains blockchain with CopyrightID
0x9ef16cf419d8be4b3d6efc6be3bb27758a177265f6f8cfebaebf309733b218c7 and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9Z62300392.
Recording identifiers
- ISRC
- FR9Z62300392
- Title
- synthie the best
- Artist
- Knowsum
- CopyrightID (CopyrightChains transaction hash)
0x9ef16cf419d8be4b3d6efc6be3bb27758a177265f6f8cfebaebf309733b218c7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:d7f66ce82bd5a6ccc7d028e432863109c81725d8f5d583128726e03995a437c7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9Z62300392
- Bitcoin block existence check
- https://blockstream.info/api/block/959159