Duhová Láska

Recording by Hana Ulrychova.

Recording identifiers

ISRC
CZA167900409
CopyrightID (CopyrightChains transaction hash)
0x4e62f29ad054925c38fd4e6945865558877875f43ecd9b84207f06d77f1253c0
Copyright registration time
2026-07-31T08:06:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:966ea8ba797e9931c03955dcfeca29e984f08451a454db7f36f21201621e37e8

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.