Nação - Ao Vivo

Recording by Hamilton De Holanda.

Recording identifiers

ISRC
BR56L2000017
CopyrightID (CopyrightChains transaction hash)
0x7c045b8a5eec12e623abd29f1a2b6cc7507f22455b3c0e7bbe951f757824d9aa
Copyright registration time
2026-07-06T10:26:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T15:12:44Z
Bitcoin block
957055
Canonical record hash
sha256:f546cb0eedfe1782fd4e61ad95426048779e3807158b1536cafb76c70f861c66

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.