Drak dvanáctihlavý

Recording by Luděk Munzar.

Recording identifiers

ISRC
CZA161801048
CopyrightID (CopyrightChains transaction hash)
0x64841e929071e0bbc189212790f188cfd6b0d075a8a52f499fb776d109a072ef
Copyright registration time
2026-06-18T02:56:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:64da2a0aa492565ff6185ebe18d5a42c4fb1a6410f92c40e0b4942a588976076

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.