Ironia

Recording by Batatinha.

Recording identifiers

ISRC
BRWMB0200577
CopyrightID (CopyrightChains transaction hash)
0xd013b63721b2828689ab8e1b953224bed281152e4896605cc72150f9e59dbf7d
Copyright registration time
2026-07-06T20:58:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8d7b02e9ea800462b7d3f872e8271376c57069f2f3459e07db6dc40cda5462f2

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.