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Recording by Janusz Walczuk.

Recording identifiers

ISRC
PLS282100039
CopyrightID (CopyrightChains transaction hash)
0x29e41bed074175ca40579c835b962dd3e3b2f2e1d9a7af353b942085fb99e793
Copyright registration time
2026-06-11T14:57:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:ba1e01178ac2f6d7b38d50f5583a111dd677d629ac3c3deec6f10f3c96b76e5e

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.