To nie cyrk

Recording by Drużyna Mistrzów.

Recording identifiers

ISRC
PLE951200942
CopyrightID (CopyrightChains transaction hash)
0xe0f2c6aac727a3450057b94c0964bce6f1aeae608d27eb2237e05123b6b334f4
Copyright registration time
2026-06-27T00:04:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:82547e2213f5d0df4398fe9a6daece2271afceca3d75c66b1bd48dd4d446f828

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.