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Recording by Zbigniew Preisner.

Recording identifiers

ISRC
PLX352100031
CopyrightID (CopyrightChains transaction hash)
0x16692d50ffbe55be651bfd03810b01f39277cefb643fe534c65457e4d732e61f
Copyright registration time
2026-07-31T19:16:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:38d2c26c945d7cdf8e54bc294b41c49e9d5df3457fcfe832f49f1cc398eb12cf

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.