Precisamos de Amigos - Ao Vivo

Recording by Leandro Borges.

Recording identifiers

ISRC
BX7LB1800015
CopyrightID (CopyrightChains transaction hash)
0xc7f9ecf3ba40b6a5a1d699aa7f473306e88ae38e51a3bfdb0a5fd6a64553a49a
Copyright registration time
2026-06-06T10:59:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:405bd838ae3b9c80017e6ce7c63f46de29ddcf5de553c3ef72ac683ab72ffa2c

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.