Do Alto da Macambira

Recording by Luisa Lacerda.

Recording identifiers

ISRC
US7VG2409975
CopyrightID (CopyrightChains transaction hash)
0xbf1a578e00b6855c8831f6113237af6328141855ce80972c058b7dbfbafa24ec
Copyright registration time
2026-07-30T09:04:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:37:10Z
Bitcoin block
960236
Canonical record hash
sha256:d6db1707a46ef3ef47f2c424da4d7a41f1076d93fcf07708f545ad52b9260335

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.