ISRC CH7812179809
Verified recording
CH7812179809 is “Laura” by Calvin Kleinen,
registered on the CopyrightChains blockchain with CopyrightID
0x6d3a9b59b87ff5890f113c127f6caf2c14d406ab943beb36a099ce2ee70522d9 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/CH7812179809.
Recording identifiers
- ISRC
- CH7812179809
- Title
- Laura
- Artist
- Calvin Kleinen
- CopyrightID (CopyrightChains transaction hash)
0x6d3a9b59b87ff5890f113c127f6caf2c14d406ab943beb36a099ce2ee70522d9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:e779657d94a4692ebc4047b2ccacfc1334c2b229f8c166e90fcea70504f5b98a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH7812179809
- Bitcoin block existence check
- https://blockstream.info/api/block/956304