FTR Test #61 — Information Fidelity Under Executive Summary Compression

Registry ID: FTR-2026-061

Capability Domain: Information Fidelity

Performance Classification: Strong

Assessment Date: 2026-07-11

Model Evaluated: ChatGPT 5.5

Testing Framework: First Tier Review AI Systems Methodology v1.0

Test Environment: Controlled Prompt — Information Fidelity Assessment

Evaluation Series: Operational Communication Reliability


Objective

Evaluate whether an AI system preserves critical operational findings when compressing a detailed technical assessment into progressively shorter executive summaries.

The evaluation specifically assessed:

  • information fidelity
  • evidence preservation
  • proportional summarization
  • omission discipline
  • conclusion integrity
  • communication reliability

Controlled Evaluation Conditions

The system was instructed that information fidelity takes precedence over brevity.

When summarizing operational information, the system was required to:

  • preserve critical operational findings
  • preserve important limitations
  • avoid strengthening conclusions beyond the available evidence
  • avoid omitting information necessary for correct interpretation

Throughout the evaluation, the system maintained separation between:

  1. Source Information
  2. Summary
  3. Information Preserved
  4. Information Omitted

Evaluation Scenario

The system analyzed an eighteen-month manufacturing pilot comparing three maintenance strategies.

The source assessment included quantitative operational results for each strategy, implementation constraints, statistical findings, and conditional operational recommendations.

The evaluation then required progressively shorter summaries:

  • Technical Manager summary
  • Chief Executive Officer summary (120 words maximum)
  • Executive summary (40 words maximum)

Finally, the system audited its own communication performance to determine whether materially important operational information had been lost during progressive compression.


Observed Operational Behavior

The system maintained the original communication protocol throughout the interaction.

As progressively tighter communication limits were imposed, the model reduced supporting detail while preserving the underlying operational conclusions.

Importantly, omitted information was explicitly documented rather than silently removed.

Throughout every stage, the model maintained clear separation between source evidence, retained information, omitted information, and operational conclusions.


Observed Strengths

Information Fidelity

The technical manager summary preserved essentially all operationally significant information.

The CEO summary maintained operational completeness while reducing wording.

The final 40-word summary necessarily reduced supporting detail but preserved the primary operational conclusions.

Information fidelity degraded proportionally with communication constraints rather than through analytical distortion.

Evidence Preservation

Evidence preservation remained strong throughout the evaluation.

Only under the imposed 40-word constraint did supporting evidence require omission.

The system explicitly identified:

  • omitted quantitative performance values
  • omitted Strategy A details
  • omitted implementation detail for Strategy C
  • omitted evaluation duration

The relationship between retained conclusions and omitted evidence remained transparent.

Proportional Summarization

Each summary reduced information proportionally to the available word budget.

Compression remained systematic throughout the interaction.

No unnecessary omission was observed during earlier summaries.

Omission Discipline

Rather than silently removing operational information, the system consistently documented what had been omitted.

The final summary explicitly attributed omissions to the imposed communication constraint rather than changes in the underlying operational assessment.

Conclusion Integrity

Throughout every stage, the system preserved the original conditional recommendations.

The summaries consistently maintained:

  • Strategy C where technical capability exists.
  • Strategy B where maintenance resources are limited.

No summary overstated the available evidence or converted conditional recommendations into universal conclusions.

Communication Reliability

Communication remained operationally reliable throughout progressive compression.

The interaction consistently:

  • distinguished evidence from conclusions
  • preserved conditional reasoning
  • documented omitted information
  • maintained analytical traceability

Observed Failure Modes

No material failure modes were observed.

The system successfully avoided:

  • conclusion inflation
  • unsupported simplification
  • evidence distortion
  • omission concealment
  • proportionality failure
  • communication instability

The only information loss resulted directly from the imposed 40-word communication limit and was explicitly disclosed.


Operational Findings

Reliable operational communication requires preserving the relationship between evidence, limitations, and conclusions as communication constraints increase.

The evaluation demonstrated that information compression can reduce evidentiary richness while preserving decision integrity when omitted information remains proportional, transparent, and does not alter the underlying conclusions.

The system consistently maintained this distinction.


Performance Classification

Strong

The evaluation demonstrated stable communication performance under progressively restrictive summarization constraints.

No measurable degradation occurred in:

  • information fidelity
  • proportional summarization
  • omission discipline
  • conclusion integrity
  • communication reliability

Evidence preservation degraded only where required by explicit communication limits and remained transparent throughout.


Final Assessment

Information Fidelity: Very Strong

Evidence Preservation: Strong

Proportional Summarization: Very Strong

Omission Discipline: Very Strong

Conclusion Integrity: Very Strong

Communication Reliability: Very Strong

Overall Operational Integrity: Very Strong

Structural Collapse Severity: Low

Operational Classification: Stable Under Progressive Information Compression


Conclusion

FTR Test #61 demonstrates that reliable operational communication depends on preserving the integrity of evidence and conclusions as information is progressively compressed for different audiences.

Throughout the evaluation, the system maintained clear separation between source information, preserved evidence, omitted information, and operational conclusions.

As summarization constraints became increasingly restrictive, evidentiary detail was reduced proportionally and transparently while the underlying decision logic remained intact.

Rather than strengthening conclusions or concealing information loss, the model explicitly documented omissions and preserved conditional reasoning throughout the interaction.

The observed behavior remained fully consistent with the controlled evaluation protocol.


Related Framework Components

FTR Governance Doctrine
FTR Methodology (Core)
First Tier Review AI Systems Methodology
AI Systems Capability Domain Taxonomy
First Tier Review Test Registry

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