from research import *
s=begin(631,'Close the100-step explanatory cycle','Has the authorized cycle produced a coherent, reviewable explanation with evidence and a precise continuation?',{'range':[532,631],'next_proposed':632,'primary':'latest File52c','deferred':'inverse of the inverse'},['C532–C630 journal; final synthesis and reviews; verification gate'])
rows=[r for r in json.loads((ROOT/'journal.json').read_text()) if r['step']<=630];gate=json.loads((ROOT/'prep/VERIFY_THROUGH_C629.json').read_text());names=['490d_Chronological_Families_Integrated_Draft_20260928.md','490d_Chronological_Families_Reading_Guide_20260928.md','490d_Research_Checkpoint_After_C631_20260928.md','Actual_Rounded_Interface.svg','Actual_Rounded_Interface.png'];files={n:hashlib.sha256((ROOT/'deliverables'/n).read_bytes()).hexdigest() for n in names};reviews=sorted(p.name for p in (ROOT/'evidence').glob('REVIEW_*.md'))
finish(s,{'completed_cycle':[532,631],'bounded_steps':100,'deliverable_sha256':files,'review_notes':reviews,'principal_advance':'A compact source-expression grammar with exact Actual/Rounded, gain-allocation, Covenant/clutch and indexed Enoch interfaces','candidate_grammar_status':'whole families reconstructed; no global-minimality or historical-causation claim','next_step':632,'next_executed':False,'final_gate':'Run read-only100-record verification after this record closes; archive its result as VERIFY.json'},'The100-step cycle is complete. The result is a new integrated explanation, short reading guide, exact diagram, source/model registers, continuation checkpoint and replayable evidence. Whole-family constructions now connect through typed relations while the original source choices remain visible.','Proposed C632: freeze and reconstruct the complete File70 §6 calendar-half family using the existing grammar; second decimal inversion remains deferred.',{'all_prior_steps':len(rows)==99 and [r['step'] for r in rows]==list(range(532,631)),'gate_passed':gate['status']=='PASS','deliverables_present':len(files)==5,'reviews_present':len(reviews)>=10})