Main Theme Version, Pt. 1

Recording by Zbigniew Preisner.

Recording identifiers

ISRC
PLX351900001
CopyrightID (CopyrightChains transaction hash)
0xa745494f3a9901c1291eac42271564d0d0d8724ae79a0be9ce1218354ce4e4df
Copyright registration time
2026-07-31T20:04:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T20:22:46Z
Bitcoin block
960459
Canonical record hash
sha256:e3b15592a14716f2fc5a42e575ba874b9f2bb30aed00a022fa07b446c1b561c8

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.