{"name":"ua.org.chertov/chertov","slug":"chertov","title":"Chertov & Vorobyov physics problem solutions","description":"Read-only search and lookup over the Chertov & Vorobyov physics problem solutions (chertov.org.ua).","url":"https://mcp.market/server/chertov","rating":null,"grade":"C","score":65,"certified":false,"status":"active","category":"search","tags":["search"],"presence":{"score":8,"stars":null,"forks":null,"downloads_week":null,"last_push_at":null,"license":null},"uptime":{"percent":100,"checks":5,"ok":5,"last_checked_at":"2026-09-20T19:05:49.771Z","last_ok_at":"2026-09-20T19:05:49.771Z","latency_ms":210},"claimed":false,"transport":"remote","callable_via_gateway":true,"default_price_micros":0,"repository":null,"website":"https://www.chertov.org.ua/mcp-api","version":"1.0.0","remotes":[{"type":"streamable-http","url":"https://www.chertov.org.ua/mcp"}],"packages":[],"tools":[{"name":"get_problem","description":"One solved problem, in full. Address it either with paragraph + number, or with label — the spoken form \"1.12\" (a dot, a dash or a space also work: \"1-12\", \"1 12\"). Returns JSON: when found, {found: true, problem: {label, paragraph, number, chapter, condition, solution_image_url, page_url, chapter_name, paragraph_name, chapter_url, paragraph_url, solution_format}}; otherwise {found: false, reason: \"not_solved\"|\"not_found\", label, paragraph, number, message}. A missing or unsolved problem is a normal result, not an error — do not retry it.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"label":{"description":"The problem label as it is spoken or written: \"1.12\", \"1-12\" or \"1 12\". Use this OR paragraph + number.","maxLength":16,"type":"string"},"paragraph":{"description":"Paragraph (§) number. Give together with `number`, or use `label` instead.","minimum":1,"type":"integer"},"number":{"description":"Problem number within the paragraph. Give together with `paragraph`, or use `label` instead.","minimum":1,"type":"integer"}}}},{"name":"list_chapters","description":"Map of the whole corpus: every chapter of the Chertov & Vorobyov physics problem book, with its paragraph (§) numbers and how many solved problems it holds. Takes no arguments. Returns JSON: {chapters: [{chapter, name, paragraph_count, paragraphs, paragraph_range, solved_problem_count, page_url}], totals: {chapters, paragraphs, solved_problems}}. Call this first to learn the shape of the corpus.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{}}},{"name":"list_paragraphs","description":"Paragraphs (§) of the problem book, optionally restricted to one chapter. Arguments: chapter (optional integer). Returns JSON: {chapter, paragraphs: [{paragraph, name, chapter, chapter_name, solved_problem_count, problem_number_range, page_url}], totals: {paragraphs, solved_problems}}. Paragraph numbers are unique across the whole book, so a paragraph number alone addresses a section.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"chapter":{"description":"Chapter number to restrict to. Omit for every paragraph in the book.","minimum":1,"type":"integer"}}}},{"name":"list_problems","description":"Solved problems of one paragraph (§), paginated and in book order. Arguments: paragraph (required integer), page (optional, default 1), per_page (optional, default 25, max 100). Returns JSON: {paragraph, paragraph_name, chapter, chapter_name, problems: [{label, paragraph, number, chapter, condition, solution_image_url, page_url}], pagination: {page, per_page, total, total_pages}}. `condition` is the problem statement as plain Russian text; the worked solution exists only as the GIF at `solution_image_url`. Problems without a solution are not listed and are not counted.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"paragraph":{"description":"Paragraph (§) number. Unique across the whole book; see list_paragraphs.","minimum":1,"type":"integer"},"page":{"description":"1-based page number. Defaults to 1.","default":1,"minimum":1,"type":"integer"},"per_page":{"description":"Results per page, 1 to 100. Defaults to 25.","default":25,"minimum":1,"maximum":100,"type":"integer"}},"required":["paragraph"]}},{"name":"search_problems","description":"Full-text search over the Russian problem statements. Searches PROBLEMS ONLY — never articles or news. Arguments: query (required string, at least 5 characters once whitespace is removed), page (optional, default 1), per_page (optional, default 25, max 100). Returns JSON: {query, problems: [{label, paragraph, number, chapter, condition, solution_image_url, page_url}], pagination: {page, per_page, total, total_pages}}. Query in Russian — the statements are Russian. A shorter query is rejected with a validation error rather than returning nothing, and LIKE wildcards in the query are matched literally.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"query":{"description":"Text to look for inside the problem statements, in Russian. At least 5 characters once all whitespace is removed — spaces do not count towards that minimum.","maxLength":255,"type":"string"},"page":{"description":"1-based page number. Defaults to 1.","default":1,"minimum":1,"type":"integer"},"per_page":{"description":"Results per page, 1 to 100. Defaults to 25.","default":25,"minimum":1,"maximum":100,"type":"integer"}},"required":["query"]}}],"scan":{"score":65,"grade":"C","scanned_at":"2026-09-20T20:56:22.126Z","report":{"scannerVersion":"0.1.9","scannedAt":"2026-09-20T20:56:22.110Z","components":{"code":{"score":-1,"max":25,"notes":["remote-only server, no package to scan"]},"reliability":{"score":17,"max":20,"notes":["remote reachable in 2211ms"]},"poisoning":{"score":15,"max":15,"notes":["5 tool descriptions checked"]},"auth":{"score":10,"max":15,"notes":["open endpoint, read-only tools"]},"maintenance":{"score":3,"max":15,"notes":["no repository listed"]},"identity":{"score":4,"max":10,"notes":["verified namespace with website, no repo"]}},"findings":[{"id":"maint.no-repo","severity":"low","component":"maintenance","title":"No source repository listed"}],"inputs":{"probes":[{"url":"https://www.chertov.org.ua/mcp","reachable":true,"authRequired":false,"latencyMs":2211,"serverInfo":{"name":"Chertov & Vorobyov physics problem solutions (chertov.org.ua)","version":"1.0.0"}}],"packages":[],"repo":{"found":false},"icon":{"url":"https://www.chertov.org.ua/favicon.ico","source":"site","width":16,"height":16},"presence":{"stars":null,"forks":null,"downloadsWeek":null,"license":null,"lastPushAt":null,"score":8}}}},"grade_history":[],"reviews":[]}