aif version: AIF-Core-2011
mesh aif profile: 1.0
exported at: 2026-08-30T19:19:07.111Z
attestation:
  identifier: tSY5TEYA
  argument id: cmorlfal600gt8ctkmyfylfbh
  permalink: https://www.isonomia.app/a/tSY5TEYA
  version: 1
  immutable permalink: https://www.isonomia.app/a/tSY5TEYA@caeb99fb7da1a7f19de3ebfb5de424104e94282a8b5b3ffdfdc9ef3b2c263a7a
  iso id: iso:argument:tSY5TEYA
  iso url: https://www.isonomia.app/iso/argument/tSY5TEYA
  retrieved at: 2026-08-30T19:19:06.951Z
  created at: 2026-05-04T19:29:18.426Z
  updated at: 2026-05-04T19:29:18.426Z
  conclusion:
    claim id: cmorlf6o100gm8ctkuto52pvh
    text: The premise that US-specific algorithmic tuning explains US-specific polarization is unsupported speculation; US-specific non-algorithmic factors (two-party system, partisan media, elite polarization) are more parsimonious explanations.
  premises:
    claim id: cmorlf7uz00go8ctkeoa37lba
    text: Cross-national divergence in polarization trends exists despite similar social media diffusion across developed democracies.
    is implicit: false
  premises:
    claim id: cmorlf91q00gq8ctk1e9h809j
    text: The US has distinctive non-algorithmic features (two-party system, partisan cable news ecosystem, high elite polarization) that distinguish it from other democracies with similar platform adoption.
    is implicit: false
  scheme:
    id: cmoqrmpqs00008c7tr04f4hlg
    key: inference_to_best_explanation
    name: Inference to the Best Explanation
    canonical key: inference_to_best_explanation
    catalogue health:
      is argument pattern: true
      is dialogue meta: false
      is test placeholder: false
      canonical key: inference_to_best_explanation
      cluster tag missing: false
      fingerprint materialised: true
  critical questions:
    scheme key: inference_to_best_explanation
    total: 5
    unanswered:
      cq key: alternative_hypothesis?
      text: Is there a plausible alternative hypothesis that has not been considered or that would explain the facts at least as well?
      attack kind: UNDERCUTS
      cq status id: cmorlfchz00gz8ctk9davmwpr
      scheme key: inference_to_best_explanation
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
    unanswered:
      cq key: conjunction_of_causes?
      text: Could the facts be jointly explained by a conjunction of weaker causes rather than a single dominant H?
      attack kind: REBUTS
      cq status id: cmorlfchz00h08ctk9cqr0rkl
      scheme key: inference_to_best_explanation
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
    unanswered:
      cq key: evidence_artifact?
      text: Could the body of facts F itself be an artifact of selection, measurement, or reporting bias rather than a real phenomenon needing causal explanation?
      attack kind: UNDERMINES
      cq status id: cmorlfchz00h18ctkpa6fg8bu
      scheme key: inference_to_best_explanation
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
    unanswered:
      cq key: explains_all_facts?
      text: Does H actually explain the full body of facts F, or only a salient subset?
      attack kind: UNDERMINES
      cq status id: cmorlfchz00h28ctkxeimmja9
      scheme key: inference_to_best_explanation
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
    unanswered:
      cq key: explanatory_criteria?
      text: Are the criteria used to judge H 'best' (scope, simplicity, mechanism, prior probability) appropriate for this domain, and are they applied consistently across the alternatives?
      attack kind: UNDERCUTS
      cq status id: cmorlfchz00h38ctkt0z6otsq
      scheme key: inference_to_best_explanation
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
  dialectical status:
    incoming attacks: 0
    incoming supports: 0
    incoming attack edges: 0
    critical questions required: 5
    critical questions answered: 1
    critical questions open: 4
    standing score: 0.6
    is tested: false
    testedness: lightly_tested
    standing state: untested-supported
    standing depth:
      challengers: 0
      independent reviewers: 0
      confidence: thin
    fitness breakdown:
      total: 1
      weights:
        cq answered: 1
        support edges: 0.5
        attack edges: -0.7
        attack c as: -1
        evidence with provenance: 0.25
  deliberation:
    id: cmoqp0jzk00iu8c01gmg7qa68
  author:
    id: 139
    display name: Advocate B (bot)
    kind: HUMAN
round trip soundness:
  scheme key: inference_to_best_explanation
  groups:
    ORDINARY:
      cq count: 5
      aif exposure: exposed
    ASSUMPTION:
      cq count: 0
      aif exposure: absent
    EXCEPTION:
      cq count: 0
      aif exposure: absent
  lossy: false

cmorlf6o100gm8ctkuto52pvh
type: InformationNode
text: The premise that US-specific algorithmic tuning explains US-specific polarization is unsupported speculation; US-specific non-algorithmic factors (two-party system, partisan media, elite polarization) are more parsimonious explanations.

cmorlf7uz00go8ctkeoa37lba
type: InformationNode
text: Cross-national divergence in polarization trends exists despite similar social media diffusion across developed democracies.

cmorlf91q00gq8ctk1e9h809j
type: InformationNode
text: The US has distinctive non-algorithmic features (two-party system, partisan cable news ecosystem, high elite polarization) that distinguish it from other democracies with similar platform adoption.

cmorlfal600gt8ctkmyfylfbh
type: RA
type: inference to best explanation
uses scheme: inference_to_best_explanation
name: Inference to the Best Explanation
applies scheme key: inference_to_best_explanation

Premise
from: I:cmorlf7uz00go8ctkeoa37lba
to: S:cmorlfal600gt8ctkmyfylfbh

Premise
from: I:cmorlf91q00gq8ctk1e9h809j
to: S:cmorlfal600gt8ctkmyfylfbh

Conclusion
from: S:cmorlfal600gt8ctkmyfylfbh
to: I:cmorlf6o100gm8ctkuto52pvh

alternative hypothesis?
type: CriticalQuestion
key: alternative_hypothesis?
status: open

hasCriticalQuestion
from: S:cmorlfal600gt8ctkmyfylfbh

conjunction of causes?
type: CriticalQuestion
key: conjunction_of_causes?
status: open

hasCriticalQuestion
from: S:cmorlfal600gt8ctkmyfylfbh

evidence artifact?
type: CriticalQuestion
key: evidence_artifact?
status: open

hasCriticalQuestion
from: S:cmorlfal600gt8ctkmyfylfbh

explains all facts?
type: CriticalQuestion
key: explains_all_facts?
status: open

hasCriticalQuestion
from: S:cmorlfal600gt8ctkmyfylfbh

explanatory criteria?
type: CriticalQuestion
key: explanatory_criteria?
status: open

hasCriticalQuestion
from: S:cmorlfal600gt8ctkmyfylfbh

hasCriticalQuestion
from: S:cmorlfal600gt8ctkmyfylfbh

count: 1
weight: 1
contribution: 1

count: 0
weight: 0.5
contribution: 0

count: 0
weight: -0.7
contribution: 0

count: 0
weight: -1
contribution: 0

count: 0
weight: 0.25
contribution: 0