Mais uma vez sozinho - Marcas de amor

Recording by Leandro & Leonardo.

Recording identifiers

ISRC
BRWMB9704969
CopyrightID (CopyrightChains transaction hash)
0xca93a5d7e0c108610f21db2406d5f6d1f0980a7ce021c6085930d45788f3054c
Copyright registration time
2026-06-05T18:04:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1fed7589cd27b90e7753582ca5b2267a78edf071dbd35b470e9a11b0ea23ec73

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.