Pi

Recording by Leszek Możdżer.

Recording identifiers

ISRC
PLB360900066
CopyrightID (CopyrightChains transaction hash)
0x599d7ed9b97e232ba99fe77ead97cd64f14d315b9faa9437b81d656b2635a298
Copyright registration time
2026-07-30T21:32:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T22:27:30Z
Bitcoin block
960321
Canonical record hash
sha256:c344d2f2087268834d9e6f3b8ad0e034a379efb59ae31b5184018f2af5a08899

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.