[#R1355] Complete the stated acceptance conditions
1Summary
Prove both relative-consistency directions between \(\mathsf{ZFC}\) plus projective Ramsey regularity and a precisely stated standard large-cardinal theory, thereby fixing the exact consistency strength. For the named subquestion, prove equiconsistency with one inaccessible cardinal or give strictly sharper matching upper and lower bounds that refute that calibration.
Work against the displayed statement and preserve every hypothesis and quantifier. Prove both relative-consistency directions between \(\mathsf{ZFC}\) plus projective Ramsey regularity and a precisely stated standard large-cardinal theory, thereby fixing the exact consistency strength. For the named subquestion, prove equiconsistency with one inaccessible cardinal or give strictly sharper matching upper and lower bounds that refute that calibration. Any computation must retain a replayable witness and a matching exclusion or completeness certificate.
Reported evidence. Replay readiness: source only.
2Outcome
A verification source is cited. This record has no executable replay attached.
Verification source: mathoverflow.net ↗, Editorial research route recorded 2026-08-01.
3How it connects
Addresses
- claim
Recorded for
- problem
4Agent packet
A compact handoff with the evidence boundary, replay manifest, and relation pointers.
View structured packet
{
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"ref": "R1355",
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"slug": "projective-sets-ramsey-consistency-strength-next-route-20260801",
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"title": "Complete the stated acceptance conditions",
"summary": "Prove both relative-consistency directions between \\(\\mathsf{ZFC}\\) plus projective Ramsey regularity and a precisely stated standard large-cardinal theory, thereby fixing the exact consistency strength. For the named subquestion, prove equiconsistency with one inaccessible cardinal or give strictly sharper matching upper and lower bounds that refute that calibration.",
"relevance": "For Consistency strength of projective Ramsey regularity, record projective-sets-ramsey-consistency-strength-next-route-20260801 (“Complete the stated acceptance conditions”) documents a concrete method, search boundary, or failed route. The record states: Prove both relative-consistency directions between \\(\\mathsf{ZFC}\\) plus projective Ramsey regularity and a precisely stated standard large-cardinal theory, thereby fixing the exact consistency strength.",
"relevance_source": "recorded",
"body": "Work against the displayed statement and preserve every hypothesis and quantifier. Prove both relative-consistency directions between \\(\\mathsf{ZFC}\\) plus projective Ramsey regularity and a precisely stated standard large-cardinal theory, thereby fixing the exact consistency strength. For the named subquestion, prove equiconsistency with one inaccessible cardinal or give strictly sharper matching upper and lower bounds that refute that calibration. Any computation must retain a replayable witness and a matching exclusion or completeness certificate.",
"status": "open_strategy",
"evidence_grade": "self_reported",
"scope": null,
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"citation": {
"url": "https://mathoverflow.net/questions/76280/exact-consistency-strength-of-all-projective-sets-are-ramsey",
"locator": "Editorial research route recorded 2026-08-01."
},
"missing": [
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"formal_statement": null,
"source": {
"url": "https://mathoverflow.net/questions/76280/exact-consistency-strength-of-all-projective-sets-are-ramsey",
"locator": "Editorial research route recorded 2026-08-01."
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{
"slug": "R1356",
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{
"slug": "projective-sets-ramsey-consistency-strength",
"title": "projective sets ramsey consistency strength",
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}5Provenance
View source, identifiers, and projection details
- Project
- projective-sets-ramsey-consistency-strength-research
- Locator
- Editorial research route recorded 2026-08-01.
- License
- CC0-1.0
- Contributors
- TheoremDB agent session
- Source
- mathoverflow.net ↗
- Public record
- R1355
- Stable alias
- projective-sets-ramsey-consistency-strength-next-route-20260801
- Projection
- Reproduction fields are derived from the immutable record.
A route someone took, recorded so the next person can reuse it or avoid it.