Ricardo

Recording by Lenka Dusilová.

Recording identifiers

ISRC
CZA161401727
CopyrightID (CopyrightChains transaction hash)
0x0a379350af6f372391c7e1ec0dd636de9ae926e5c0468dc623397e1cf9173a91
Copyright registration time
2026-07-07T04:08:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8335448bdadfabca0d36ad96fa3a8067f6b80c5a19229b7dfd5e548f71c1abcd

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.