La lame aux 1000 tranchants

Recording identifiers

ISRC

FR5R00901925

CopyrightID (CopyrightChains transaction hash)

0xf9740a63a13164f87605ab3bcb57ef0bafbf3a49f49eeb2386d6d67812c5fb17

Copyright registration time

2026-06-27T01:39:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:55:08Z

Bitcoin block

956304

Canonical record hash

sha256:8a69b749f08fdeb67be0733f64d248f6b39ff0c93187f8a291190ea319a3f045

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.