Marca de Unha - Ao Vivo

Recording by William & Bidiko.

Recording identifiers

ISRC
BXSD22200013
CopyrightID (CopyrightChains transaction hash)
0xee714fc899d72a10a162e13f69e8b63efced0796fd016d35100274d7931b36eb
Copyright registration time
2026-07-07T16:11:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:642b0e4d8864eff2af44f4925dad008389b145b1572a25da3827807fde32a55b

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.