Proudy

Recording by Marta Kubišová.

Recording identifiers

ISRC
CZA166900201
CopyrightID (CopyrightChains transaction hash)
0xaeb383e149bc34bb932948af5123ffc2f004719c47a34112de2c74bf3610f1fa
Copyright registration time
2026-07-22T09:02:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T10:01:58Z
Bitcoin block
959118
Canonical record hash
sha256:7d0d08871cfbd869625379d9ae27cc7ea30ac2fe255b66a3490aa18d8b97c1b1

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.