Practicing the Unknown

Recording by Nicolas Masson.

Recording identifiers

ISRC
DEB332384607
CopyrightID (CopyrightChains transaction hash)
0xc9a57e5fa74d4b7d706e8fa096fa8097dffed801f72f47d3ad6dfd7e37d63b86
Copyright registration time
2026-06-24T23:09:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8810c2f84d234dafdab762d5313d1e8bc5f72706c3f2ec872a73e8ea3a40d6cf

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.