Náhlá Loučení

Recording by Hana Zagorová.

Recording identifiers

ISRC
CZA168600147
CopyrightID (CopyrightChains transaction hash)
0x269fe17585bd921170b11f5314af05627802ba93c7301f3d74a0eb02c249243d
Copyright registration time
2026-07-30T16:17:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T17:23:26Z
Bitcoin block
960284
Canonical record hash
sha256:2a7bba94e9703739e32957874ebbdd2205ba37fa7a259d3a72ae98578f88e786

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.