Piąty bieg

Recording by Kobik.

Recording identifiers

ISRC
PLA552100826
CopyrightID (CopyrightChains transaction hash)
0x2e2c24467a8a77ec4a318f457118c76166aab92c3394f042219db580ed52d807
Copyright registration time
2026-07-06T20:41:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a690cda72d5c131b049f9a6370d585f62665f6f29d559908177c55a51a30e0ab

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.