REVsign.
Litigation

Outlet headline

Operation launched against Braskem over mining collapse in the Brazilian city of Maceió

Translated from Spanish

Braskem · chemicals · 2026-09-11
São Paulo, Dec 21 (EFE): Brazil's Federal Police on Thursday deployed an operation over "indications" that Braskem, one of the world's largest petrochemical companies, committed crimes in the exploitation of a salt mine that forced the evacuation of 60,000 people in recent years in the city of Maceió.
Quote translated from Spanish · www.swissinfo.ch ↗read on 9/11/2026 · fingerprint 4440c131…

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Who read this fact

Each model reads the same question separately: whether the quote from the source says what the fact states. A person reads when the models have no clear majority.

Read by GLM-4-9B Supports the fact

An open-weights model we deploy ourselves. It only accepts what the quote states plainly, nothing that has to be assumed.

Details
Model
GLM-4-9B
Latency
589 ms
Date
Sep 11, 2026, 1:31 PM
Instruction
fcef78fa40ff…
Input evaluated
70c57521cee2…
Read by Llama 3.1 8B Supports the fact

An open-weights model we deploy ourselves. It only accepts what the quote states plainly, nothing that has to be assumed.

Details
Model
Llama 3.1 8B
Latency
1287 ms
Date
Oct 18, 2026, 5:50 PM
Instruction
fcef78fa40ff…
Input evaluated
70c57521cee2…
Read by CLM-8B Does not support it

An open-weights model that does not write. It only answers whether the quote supports the fact or not.

Details
Model
CLM-8B
Latency
452 ms
Date
Nov 11, 2026, 4:15 PM
Input evaluated
70c57521cee2…
Read by Claude Haiku 4.5 Supports the fact

A model from an outside provider, with the same instruction and without seeing the other readings.

Details
Model
Claude Haiku 4.5
Latency
641 ms
Date
Sep 11, 2026, 1:31 PM
Instruction
fcef78fa40ff…
Input evaluated
70c57521cee2…
Read by Claude Sonnet 5 Supports the fact

A model from an outside provider, with the same instruction and without seeing the other readings.

Details
Model
Claude Sonnet 5
Latency
928 ms
Date
Nov 1, 2026, 8:48 PM
Instruction
fcef78fa40ff…
Input evaluated
70c57521cee2…
Read by Muse Ember 1.0 Supports the fact

A model from an outside provider, with the same instruction and without seeing the other readings.

Details
Model
Muse Ember 1.0
Latency
1115 ms
Date
Nov 10, 2026, 10:25 PM
Instruction
fcef78fa40ff…
Input evaluated
70c57521cee2…
Read by a person Not reviewed

A person on the team reads the quote without seeing what the models said and signs their reading. When it exists, it decides the badge.

No human reading. The models agreed by a clear majority. A person reads only when there is none.

Company exposure

Lawsuits, claims and court rulings against the company

Primary risk vectorLitigation1

Concurrent risksNone detected.

The thread

It is the only fact in this thread for now.

Why it is here

List of published signals

Every signal cites its source. If it cannot be audited, the data does not exist.
Mandate 03 · Non-Negotiable Traceability →

This signal as data
curl https://revsignlab.com/en/senal/9099b2aa-4d25-461b-bdbb-1ded8ce454fb/json
MCP query to paste into your assistant
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "obtener_senal",
    "arguments": {
      "id": "9099b2aa-4d25-461b-bdbb-1ded8ce454fb"
    }
  }
}

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