A Borboleta e o Passarinho

Recording by Teresa Cristina.

Recording identifiers

ISRC
BRDEP0400039
CopyrightID (CopyrightChains transaction hash)
0xa1fff7230d5a41dfdef84f27c005fcd40d7df8fdbfeb3f3ef6d45b420aaee7ec
Copyright registration time
2026-07-30T00:01:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T00:16:15Z
Bitcoin block
960175
Canonical record hash
sha256:86782ed9553167df96019fce8075fed36a697f135153470cfc3da85fbf376c71

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.