O Que Aprendi Com os Homens

Recording by Paulo Ohana.

Recording identifiers

ISRC
BR53P2100004
CopyrightID (CopyrightChains transaction hash)
0x18f7e5ecb2fabd37d901acfb093c618486887f6752b04f0915308664eaac7422
Copyright registration time
2026-07-07T20:08:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e3ae20c40203db092389db835df0ecdbef8b4986417a07494b6228f9cefd912e

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.