Sem Jeito

Recording by Eduardo Gudin.

Recording identifiers

ISRC
BREMI0300216
Release date of the album this recording appears on
1973-06-01
CopyrightID (CopyrightChains transaction hash)
0xa4a6cec4e2a23216e2ad7047add3351f014866e157e4b05d797aa9adcb25bbf5
Copyright registration time
2026-07-30T01:02:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T01:32:48Z
Bitcoin block
960185
Canonical record hash
sha256:7f4ec777d21005bd550481f3e9a170896f7e673dfa63880139164475bb28483f

What this proof establishes

This recording was released in 1973, 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.