S.O.S. Brasil

Recording by Cidade Negra.

Recording identifiers

ISRC
BRSME9600396
CopyrightID (CopyrightChains transaction hash)
0x6ce68f9b465052f11a2049ebdf4f0dbac547031969837819f95820a891d9ac69
Copyright registration time
2026-06-18T11:50:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:dbcf9846c7ec94ea3013e960e5ef4190054cf6568abcf44adcb05b885ac9316f

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.