{"version":"1.0","type":"card","id":"5c5d76ad-c545-4b25-baf8-50bed8a79907","url":"https://stacklist.com/card/5c5d76ad-c545-4b25-baf8-50bed8a79907","title":"Mailbox No. 2","source_url":null,"note":"Step-by-step guide to building a mailbox base with RumbleStone® blocks, with a 21\" W x 21\" H stone base built primarily from mini blocks around a 4x4 mailbox post. Includes a full piece count with Home Depot SKUs for Café, Sierra Blend, and GreyStone colors, and a 10-step visual build sequence.\n","image":{"url":"https://ucarecdn.com/b317f4d4-b457-4e6c-9a51-74cb49e4b5c2/","alt":"Mailbox No. 2","width":2880,"height":1800},"stack":{"id":"48af2fdd-a34c-4257-a0fc-5f7790da4b23","title":"RumbleStone","url":"https://stacklist.com/stack/48af2fdd-a34c-4257-a0fc-5f7790da4b23"},"created_at":"2026-07-16T15:31:48.719Z","updated_at":null,"aco":{"summary":"Mailbox No. 2 is a RumbleStone project building instruction guide for constructing a decorative mailbox using stacked stone blocks. The guide provides measurements (21\" H x 21\" W), material specifications, and step-by-step assembly instructions with bilingual English-Spanish content.","tags":["rumblestone","mailbox","diy-project","building-instructions","home-depot","stone-construction","landscape"],"key_entities":[{"name":"RumbleStone","type":"technology","confidence":0.95},{"name":"Home Depot","type":"organization","confidence":0.9},{"name":"construction adhesive","type":"concept","confidence":0.85},{"name":"mailbox post","type":"concept","confidence":0.8}],"classification":"tutorial","language":"en","confidence":0.85,"provenance":{"model":"claude-haiku-4-5","tool":"@stacklist/be@0.1.0","confidence":0.85,"timestamp":"2026-09-23T10:40:26.389Z"},"token_counts":{"approximate":309,"cl100k":368},"content_hash":"sha256:5fde53d6459a67fc712eb6ccc8a9746f6611e62bd533c8e12bfee4ef007ac52c","acp_version":"0.2","body_available":true,"body_tokens":309,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/5c5d76ad-c545-4b25-baf8-50bed8a79907.json","html":"https://stacklist.com/card/5c5d76ad-c545-4b25-baf8-50bed8a79907","md":"/api/public/card/5c5d76ad-c545-4b25-baf8-50bed8a79907.md","stack_json":"/api/public/stack/48af2fdd-a34c-4257-a0fc-5f7790da4b23.json"}}