ISRC FR9W11707234
Verified recording
FR9W11707234 is “Sakura” by Laster,
registered on the CopyrightChains blockchain with CopyrightID
0xdf5506bb294a8661c38f5ae975ecbee6f8c383c8f9bc897985b9346f1bd0a3cc and independently timestamped
in Bitcoin block 960379 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W11707234.
Recording identifiers
- ISRC
- FR9W11707234
- Title
- Sakura
- Artist
- Laster
- CopyrightID (CopyrightChains transaction hash)
0xdf5506bb294a8661c38f5ae975ecbee6f8c383c8f9bc897985b9346f1bd0a3cc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:25:34+00:00
- Bitcoin block
- 960379
- Canonical record hash
sha256:84132079491a3f0b80ae8bb32b494566bdd63303130ae7c61b367d98f656039a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W11707234
- Bitcoin block existence check
- https://blockstream.info/api/block/960379