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Recording by Zbigniew Preisner.

Recording identifiers

ISRC
FR13V1400030
CopyrightID (CopyrightChains transaction hash)
0x85d7b67f2456b894f55dff84fe61980af67123095a566c4043902f03335a2801
Copyright registration time
2026-06-18T03:48:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:2bc8b0f7a19fca9c88d6fb13adf76e4d1438ce66f41b600b6e5c8ac585995f8f

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.