Quarto dos Fundos - Ao Vivo

Recording by Hugo & Guilherme.

Recording identifiers

ISRC
BXSVS1600012
CopyrightID (CopyrightChains transaction hash)
0x94419552b282f158cd8a11b9b72327f02212fbfacd9765d6a0a61711aaf757ab
Copyright registration time
2026-06-10T00:47:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:6903e15229f0c91a41c6e30f4d14e64160d7a66850ea843010dcffcd01f99e12

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.