Estranho Retrato

Recording by Sulino & Marrueiro.

Recording identifiers

ISRC
BRACP0400854
CopyrightID (CopyrightChains transaction hash)
0xbae828a2e613748a0fc370a83f0d652e695fc79cb48bcfba2a73dade2014a42c
Copyright registration time
2026-07-29T17:24:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:b23b3d7cab88ff5deb90bfba80d63ea8c1a73d44f4de1730eac4682bd89f5248

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.