Starý Časy

Recording by Pilsner Oiquell.

Recording identifiers

ISRC
USL4R2350309
CopyrightID (CopyrightChains transaction hash)
0x13295c28f76b741965f0981bffcfb3349e7b5952de935a64b973c4d1e3e0e50d
Copyright registration time
2026-06-18T11:02:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:5e677099f83449fea74c327f18d398edce32fe75d3a1d01141564fc41ef7b03f

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.