Oh, Ruby, Nechtěj Mi Lásku Brát

Recording by Jiří Grossmann.

Recording identifiers

ISRC
CZA161100542
CopyrightID (CopyrightChains transaction hash)
0xdecc9cb5c2c7b767ddad4ebbf41e3275934758220286670d60e736b7afab8124
Copyright registration time
2026-06-07T21:17:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:15db555d77346446afb778de761c4051223516f01ec7743791093eb2f4838d43

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.