ISRC CH2702003976
Verified recording
CH2702003976 is “Kasumi” by Ingrid Laubrock,
registered on the CopyrightChains blockchain with CopyrightID
0xce250a8f8080516bd4bb1ccf49d885ab21bbcfb95bc6f68def7a9ec1ac10b30d 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/CH2702003976.
Recording identifiers
- ISRC
- CH2702003976
- Title
- Kasumi
- Artist
- Ingrid Laubrock
- CopyrightID (CopyrightChains transaction hash)
0xce250a8f8080516bd4bb1ccf49d885ab21bbcfb95bc6f68def7a9ec1ac10b30d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:6f0dc3e32fd6351c23377b9544dc5d7829d889d29ad4a0c060649b1ebc2897c0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH2702003976
- Bitcoin block existence check
- https://blockstream.info/api/block/956304