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Recording by Małgorzata Ostrowska.

Recording identifiers

ISRC
PLA961900402
CopyrightID (CopyrightChains transaction hash)
0x1ffe98739869bb92bdfc555fff2d593db272b8669a98b940a31bac4d5ef5d3c3
Copyright registration time
2026-07-07T13:11:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2fb53e9127946eb20f1632dbe0fbef09e5458291005781beff4650434e69cf19

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.