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Recording by Krzysztof Krawczyk.

Recording identifiers

ISRC
PLG941201327
CopyrightID (CopyrightChains transaction hash)
0x5aea5b0c5aecf73dc06da1e6ddd654d0b4622483d78592802d6d87a31f1b0ef1
Copyright registration time
2026-07-07T17:33:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4d758c4ce585aaec6b957883484ad5ee35ca0c8a29472f0613604de5590447c3

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.