Ficar de Leve

Recording by João Mar.

Recording identifiers

ISRC
BXO8O2400036
CopyrightID (CopyrightChains transaction hash)
0xe2ebe017d2e1c13fe986e892f9201a4bbcbf0c066dbab987b1a36ac62d8b2d47
Copyright registration time
2026-06-05T08:15:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:269fcb3a473335088101b005d7fd69fc76218e01aa715fed6dfbf5b2b8c581df

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.