Carnet secret

Recording by Pi Ja Ma.

Recording identifiers

ISRC
FR9W12508860
CopyrightID (CopyrightChains transaction hash)
0x04881591bba1baacb6df70e2e6428c0f3666108f202a51f289b69f0a140b8498
Copyright registration time
2026-06-05T15:17:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:0b00ffa1805982c3a2c7634c2957554e233fa74c9554102d0fe2e280a2168774

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.