Um Dois um Só

Recording by Ana Cañas.

Recording identifiers

ISRC
BRRGE1502201
CopyrightID (CopyrightChains transaction hash)
0xaaf3e82c2fd3a84eb7ba7214569564f0b496a22461ef119f7e3595dade9fc59d
Copyright registration time
2026-07-06T23:30:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:592e9aa090775526a7090772eb01d066f539cefc301200d828d850e4ff32d3c5

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.