ISRC FR9W11203404
Verified recording
FR9W11203404 is “Dub4” by Madutec,
registered on the CopyrightChains blockchain with CopyrightID
0xfd2cf0a975628ad017c4666621f4f80b986c202ae596ecd75c5ae0061d75e8c0 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W11203404.
Recording identifiers
- ISRC
- FR9W11203404
- Title
- Dub4
- Artist
- Madutec
- CopyrightID (CopyrightChains transaction hash)
0xfd2cf0a975628ad017c4666621f4f80b986c202ae596ecd75c5ae0061d75e8c0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:450d2498194d54fab98c533017e1fdb0fab6a476deab57dae5d9432d3936be31- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W11203404
- Bitcoin block existence check
- https://blockstream.info/api/block/957120