Slavic Mystery

Recording by Zbigniew Preisner.

Recording identifiers

ISRC
QMGXA1743828
CopyrightID (CopyrightChains transaction hash)
0x508c1d14c7c872ca7c49eaf0ae17197fb285994051b2ca78f40bc13b70ae706d
Copyright registration time
2026-07-07T17:34:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d6a4a41f3aa42457ecf1ec891dc91aef06dc6885c7bfa26e762e9392d87c794f

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.