Precisamos de Amigos (Ao Vivo) [Playback]

Recording by Leandro Borges.

Recording identifiers

ISRC
BX7LB1900003
CopyrightID (CopyrightChains transaction hash)
0x88c1254794c758500e6b6088df381a31aca57becc1f99cee985fbb2318a55018
Copyright registration time
2026-07-07T18:36:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:8538427055635bf0e11da4d91f0ae8036ecac0e79beafe6ee6dd6f2b7349b16b

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.