Lenha / Nos Bares da Cidade (Acusticasso #6)

Recording by William Santos.

Recording identifiers

ISRC
BRTW82400113
CopyrightID (CopyrightChains transaction hash)
0x0a198b2db1d296b95e52da5783526cbcf60c7cb2fcd75af49217f208d627b78d
Copyright registration time
2026-07-06T07:26:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-13T07:53:33Z
Bitcoin block
957819
Canonical record hash
sha256:05c1aa57b632e825033a9a7c1e02dd1ef3ac6c3e255793cffb96f617e968b617

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.