Copacabana

Recording by Helena Vondráčková.

Recording identifiers

ISRC
CZA109811001
CopyrightID (CopyrightChains transaction hash)
0x73515e80e8983b2e88beaf026dd3d2f3304c872e3e0e5368fef304597b8f9750
Copyright registration time
2026-07-06T21:38:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:98c0c353525e67349ef01cbd862bc6d3158a55a190070ffa06487b23ce79e8e4

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.