ISRC CAL540911008
Verified recording
CAL540911008 is “Tu comprends rien” by Martin Léon,
registered on the CopyrightChains blockchain with CopyrightID
0x8c68f4dce10d4e5e97ffb314f6ff34fa40dd9c19fa5dd7a2425d8168e16b003b and independently timestamped
in Bitcoin block 960370 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAL540911008.
Recording identifiers
- ISRC
- CAL540911008
- Title
- Tu comprends rien
- Artist
- Martin Léon
- CopyrightID (CopyrightChains transaction hash)
0x8c68f4dce10d4e5e97ffb314f6ff34fa40dd9c19fa5dd7a2425d8168e16b003b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:38:45+00:00
- Bitcoin block
- 960370
- Canonical record hash
sha256:abdb30e2f2c07e514a6a5089fb5326af4f7e5b4b941678a1e7de44059c6660b7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAL540911008
- Bitcoin block existence check
- https://blockstream.info/api/block/960370