Como tem passado

Recording by Walter Franco.

Recording identifiers

ISRC
BRSME8000212
Release date of the album this recording appears on
1980-03-07
CopyrightID (CopyrightChains transaction hash)
0x1363a7c6f80e339d35efbe8b9e085dc1e54e93401c5ccc014df9b8272babf392
Copyright registration time
2026-07-30T03:09:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T03:35:13Z
Bitcoin block
960203
Canonical record hash
sha256:f3c08dd14e29f300b4afeffb73618ed79d028c57b6841daadb966b5508cc818d

What this proof establishes

This recording was released in 1980, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.