Jenufa / Act 3: Jeste jesm tu já!

Recording by Leoš Janáček.

Recording identifiers

ISRC
GBF078231424
CopyrightID (CopyrightChains transaction hash)
0x5456a975eec8606bb13dc4a721787c0be35bef4cdfc5af638d7ab569e8b64230
Copyright registration time
2026-07-07T03:20:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:3e8431ec7fccffc08be45ec4d8716a6ef16a71ce7ddd2aae1b5e87a61ba0da69

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.