Ex Ego

Recording by Leszek Możdżer.

Recording identifiers

ISRC
PLB360600016
CopyrightID (CopyrightChains transaction hash)
0x870d47de5a46429363ee1bd7fd705f6b84cd1bec021cda169312b4f9f18eae5f
Copyright registration time
2026-06-22T05:40:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f7cc16d1cd50c8910dc07b4e3c786a092d7b7365f7cdd85a879cd6a33a9decf6

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.