Sobre Cirandar (Comentário)

Recording by Roberta Campos.

Recording identifiers

ISRC
QM6P41525995
CopyrightID (CopyrightChains transaction hash)
0x21de7ab50050d59bc4b86899a0602e835f4c96a554eabe63246e16b096b62265
Copyright registration time
2026-07-06T19:38:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:677f22b238426d82d96a62e1174283469ed4d1633b464e4422c08047038ba55d

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.