Karel nese asi čaj

Recording by Jiří Korn.

Recording identifiers

ISRC
CZA168500067
CopyrightID (CopyrightChains transaction hash)
0xd94cd3e0331add9ff1ae28d9c7fb83588b891184640af61d3f30d900c1146e10
Copyright registration time
2026-06-06T12:05:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c480be5f28cf69418639aeaaefff14458c4d28eb1b1c9c5ec56bb414dfdb7e66

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.