Gdy mi Ciebie zabraknie

Recording by Ludmiła Jakubczak.

Recording identifiers

ISRC
PLB171500021
CopyrightID (CopyrightChains transaction hash)
0x6fafa30336b0caf592782bf04ace6a026427840699e6aab3db9e62807194d3db
Copyright registration time
2026-06-24T21:32:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:b643dee51bcb768f346377f4b947cce721be74f5225939e154553ada58b0930f

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.