ISRC FIFSC7900030
Verified recording
FIFSC7900030 is “Return to Sender” by Cisse Häkkinen,
registered on the CopyrightChains blockchain with CopyrightID
0x847830da204783d7d232cfa317e2a929f7ab576c9bdda36112a96b8916d20b2f and independently timestamped
in Bitcoin block 960497 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFSC7900030.
Recording identifiers
- ISRC
- FIFSC7900030
- Title
- Return to Sender
- Artist
- Cisse Häkkinen
- CopyrightID (CopyrightChains transaction hash)
0x847830da204783d7d232cfa317e2a929f7ab576c9bdda36112a96b8916d20b2f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T02:22:04+00:00
- Bitcoin block
- 960497
- Canonical record hash
sha256:d009b20e947a0965c66a81e70e36f93803fdaece685982f55c1cd30fdbffc664- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFSC7900030
- Bitcoin block existence check
- https://blockstream.info/api/block/960497