ISRC US23K1100018
Verified recording
US23K1100018 is “Iris (Familiar)” by Fourcolor,
registered on the CopyrightChains blockchain with CopyrightID
0x90157920b662c1e97750884887d79f2dc45e56db2c725bfb466d4589ee182cdb and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US23K1100018.
Recording identifiers
- ISRC
- US23K1100018
- Title
- Iris (Familiar)
- Artist
- Fourcolor
- CopyrightID (CopyrightChains transaction hash)
0x90157920b662c1e97750884887d79f2dc45e56db2c725bfb466d4589ee182cdb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:bb860503cf50962625ce4b797c2e827dddd884c7451b1a615d51394cc87bcf78- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US23K1100018
- Bitcoin block existence check
- https://blockstream.info/api/block/960360