ISRC FIWJZ2000053
Verified recording
FIWJZ2000053 is “koppom” by Otis Sandsjö,
registered on the CopyrightChains blockchain with CopyrightID
0xf2411345528d67a2691f488d9b5a8600519c7c5407557c5f0677c710b19a600b and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIWJZ2000053.
Recording identifiers
- ISRC
- FIWJZ2000053
- Title
- koppom
- Artist
- Otis Sandsjö
- CopyrightID (CopyrightChains transaction hash)
0xf2411345528d67a2691f488d9b5a8600519c7c5407557c5f0677c710b19a600b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:4c9c3d09196a430f72a5a54fbf067f4964325da223a0c7824b3c2c32e509caff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIWJZ2000053
- Bitcoin block existence check
- https://blockstream.info/api/block/956304