1004 Bloco C - Ao Vivo

Recording by Marcos & Fernando.

Recording identifiers

ISRC
BRWKW1500067
CopyrightID (CopyrightChains transaction hash)
0x73091dff328d83de273dc354f353809b1f790c18ab3d93b121f5aff8f384226e
Copyright registration time
2026-07-06T06:28:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:f6720ead65a1434f20ba2b0f6d1c3f139450273d57f3676e93e33c31bb2299ef

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.