Žvejkačka

Recording by Dagmar Patrasová.

Recording identifiers

ISRC
CZA169500315
CopyrightID (CopyrightChains transaction hash)
0x1105e3ac88f57a557da00245e982f0f6c643ec1fcd6d0a7493f6642626570257
Copyright registration time
2026-07-31T06:18:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T06:42:11Z
Bitcoin block
960360
Canonical record hash
sha256:2c6c1218f393b7992fd610f226b04f6665c0b10cd12638ecb8e2b90cc020eb91

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.