ISRC CAL540102202
Verified recording
CAL540102202 is “Grand Bill” by Martin Léon,
registered on the CopyrightChains blockchain with CopyrightID
0xd378a38021e8a2dd2c70d0bb70760b8c7b24d056868b07c856d5c7700a5c0b77 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/CAL540102202.
Recording identifiers
- ISRC
- CAL540102202
- Title
- Grand Bill
- Artist
- Martin Léon
- CopyrightID (CopyrightChains transaction hash)
0xd378a38021e8a2dd2c70d0bb70760b8c7b24d056868b07c856d5c7700a5c0b77
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:1acb92449f572969e52491443d398694ad8210681d2ef56c4b8de37613cfff4a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAL540102202
- Bitcoin block existence check
- https://blockstream.info/api/block/956304