Pièces À Conviction

Recording by Joakim Sandgren.

Recording identifiers

ISRC
FR9W12359326
CopyrightID (CopyrightChains transaction hash)
0xfc38436eadf2101884b18e53a3990d65330bc725bc31b5dde7377e04f04dc20c
Copyright registration time
2026-07-29T23:46:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T23:52:38Z
Bitcoin block
960170
Canonical record hash
sha256:38a0bce38c524780587c5f19e239e61915f26369522a52d892fd59c9390f6343

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.