Obrigado (Por Ter Se Mandado)

Recording by Cássia Eller.

Recording identifiers

ISRC
BRPGD9700152
CopyrightID (CopyrightChains transaction hash)
0xf5c90b021f0a816000adca9be9f06216e4eac0bd8e0a20ea906aa2e342fdf4d4
Copyright registration time
2026-06-24T10:34:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:db1080d84ddf3e4f4cfd61c92c1ad6ec13913b4bc96fd34b90860293b5480462

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.