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Recording by The Polish Ambassador.

Recording identifiers

ISRC
USQY51712316
CopyrightID (CopyrightChains transaction hash)
0x6cc90ab48d2e905605bb8cd77a502c289ebf017b3ee1d562fb7c40c92675831f
Copyright registration time
2026-06-27T06:07:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:d462637dbe34d58e53ed755e587fe09933dd97f26b5297afd82d29e1a697cde0

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.