ISRC US3R40000021
Verified recording
US3R40000021 is “Katykat” by Braid,
registered on the CopyrightChains blockchain with CopyrightID
0xa97c6ca75d33b323a784ca39313fda53d1386a1d3a839a8765bb72408b2d9e4c 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/US3R40000021.
Recording identifiers
- ISRC
- US3R40000021
- Title
- Katykat
- Artist
- Braid
- CopyrightID (CopyrightChains transaction hash)
0xa97c6ca75d33b323a784ca39313fda53d1386a1d3a839a8765bb72408b2d9e4c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:161962a9bc7796a98be0c2529b50d569f47b8bbeb2bb9ac22bb43aec9ec5d129- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3R40000021
- Bitcoin block existence check
- https://blockstream.info/api/block/956304