Najtrudniejsza gra

Recording by Wilki.

Recording identifiers

ISRC
PLA550600216
CopyrightID (CopyrightChains transaction hash)
0xf4e53f8a0e84e1ab06dc45ac9c70252de18c7eb8258695cf103e4772a55ab98c
Copyright registration time
2026-06-26T08:55:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:4bf001a0dbac8c34ea0f55ea8590c65f5e1b055b697b7493bea5941e014bddf3

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.