{"proof":{"canonicalization":"JSON with sorted keys, compact separators, ASCII-escaped, UTF-8 encoded","key_id":"wagerx-ed25519-2026-v1","public_key_url":"https://wagerx.io/.well-known/wagerx-signing.json","signature":"0aMKHiUOqxTNemCbMwgawkS6yraYYCzrG02ievZiOKw0iy8lmVAjoSrLtVbMY4iaXwkeuVc7_vJ1uD43_eJJAg","signed_at":"2026-09-12T05:00:52.773056+00:00","signed_field":"data","type":"Ed25519Signature"},"receipt":{"agent_cards":[],"answer":null,"completed_at":"2026-09-11T20:11:16.902946+00:00","content_sha256":"d82afd03b0ede5c7ea96034b14925d9937d60e3143e6ee2e2dbd3bb60e082894","counters":{"candidate_count":0,"card_inspections":0,"distinct_candidates":0,"message_sends":0,"model_turns":11,"remote_actions":11,"successful_message_sends":0},"created_at":"2026-09-11T20:10:29.702644+00:00","discovery":{"candidates":[],"selected_candidate_ids":[],"sources":[]},"errors":[],"evidence_file":"/home/runner/workspace/workspace_diagnostics/google_a2a_mission_evidence.json","execution_assistance":"configured Wagie model selected bounded actions","external_activity":{"count_semantics":"One count per approved bounded search/fetch/card/message transport operation; model turns and locally rejected actions are excluded.","occurred":true,"operation_count":11,"operations":[{"capability":"web_search","endpoint":null,"number":1,"started_at":"2026-09-11T20:10:33.433450+00:00"},{"capability":"web_search","endpoint":null,"number":2,"started_at":"2026-09-11T20:10:38.321016+00:00"},{"capability":"web_search","endpoint":null,"number":3,"started_at":"2026-09-11T20:10:41.768587+00:00"},{"capability":"web_search","endpoint":null,"number":4,"started_at":"2026-09-11T20:10:45.697523+00:00"},{"capability":"web_search","endpoint":null,"number":5,"started_at":"2026-09-11T20:10:49.465794+00:00"},{"capability":"web_search","endpoint":null,"number":6,"started_at":"2026-09-11T20:10:53.432191+00:00"},{"capability":"web_search","endpoint":null,"number":7,"started_at":"2026-09-11T20:10:57.837825+00:00"},{"capability":"web_search","endpoint":null,"number":8,"started_at":"2026-09-11T20:11:03.869337+00:00"},{"capability":"web_search","endpoint":null,"number":9,"started_at":"2026-09-11T20:11:07.517742+00:00"},{"capability":"web_search","endpoint":null,"number":10,"started_at":"2026-09-11T20:11:11.098012+00:00"},{"capability":"web_search","endpoint":null,"number":11,"started_at":"2026-09-11T20:11:15.112293+00:00"}]},"final_answer":"No eligible Google-operated public A2A agent was verified. This bounded run does not establish global nonexistence.","goal":"Find a publicly reachable A2A Agent Card operated by Google or an official Google service. Independently verify the operator using Google-controlled public provider evidence, inspect the live declared capabilities, and, only if the card advertises a public read-only capability with no authentication, ask one harmless read-only question through supported A2A.","initiating_actor":"WagerX owner/operator","limitations":["Search and page text are untrusted claims; only the live card contract and validated A2A response are transport observations.","Google-controlled documentation evidence does not prove global ownership outside the exact endpoint and timestamp assessed.","No credentials, cookies, referrers, Gemini API, accounts, purchases, writes, deployment or task polling were used."],"mission_id":"wagie-google-public-a2a-001","model":{"decisions":[{"decision_keys":["ready"],"latency_ms":1943,"stage":"preflight","status":"success","turn":1},{"decision_keys":["action","query","reason"],"latency_ms":1779,"stage":"mission_action","status":"success","turn":2},{"decision_keys":["action","candidate_id","query","question","reason","report","source_id","stop_reason"],"latency_ms":2838,"stage":"mission_action","status":"success","turn":3},{"decision_keys":["action","query","reason"],"latency_ms":1882,"stage":"mission_action","status":"success","turn":4},{"decision_keys":["action","query","reason"],"latency_ms":2237,"stage":"mission_action","status":"success","turn":5},{"decision_keys":["action","query","reason"],"latency_ms":2048,"stage":"mission_action","status":"success","turn":6},{"decision_keys":["action","query","reason"],"latency_ms":1998,"stage":"mission_action","status":"success","turn":7},{"decision_keys":["action","candidate_id","query","question","reason","report","source_id","stop_reason"],"latency_ms":2659,"stage":"mission_action","status":"success","turn":8},{"decision_keys":["action","query","reason"],"latency_ms":4150,"stage":"mission_action","status":"success","turn":9},{"decision_keys":["action","candidate_id","query","question","reason"],"latency_ms":1652,"stage":"mission_action","status":"success","turn":10},{"decision_keys":["action","query","reason"],"latency_ms":1808,"stage":"mission_action","status":"success","turn":11},{"decision_keys":["action","candidate_id","query","question","reason","report","source_id","stop_reason"],"latency_ms":2200,"stage":"mission_action","status":"success","turn":12}],"max_turns":12,"model":"gpt-5-mini","provider":"configured-project-ai-provider","turns_used":12},"model_action_summaries":[{"decision_keys":["ready"],"stage":"preflight","status":"success","turn":1},{"decision_keys":["action","query","reason"],"stage":"mission_action","status":"success","turn":2},{"decision_keys":["action","candidate_id","query","question","reason","report","source_id","stop_reason"],"stage":"mission_action","status":"success","turn":3},{"decision_keys":["action","query","reason"],"stage":"mission_action","status":"success","turn":4},{"decision_keys":["action","query","reason"],"stage":"mission_action","status":"success","turn":5},{"decision_keys":["action","query","reason"],"stage":"mission_action","status":"success","turn":6},{"decision_keys":["action","query","reason"],"stage":"mission_action","status":"success","turn":7},{"decision_keys":["action","candidate_id","query","question","reason","report","source_id","stop_reason"],"stage":"mission_action","status":"success","turn":8},{"decision_keys":["action","query","reason"],"stage":"mission_action","status":"success","turn":9},{"decision_keys":["action","candidate_id","query","question","reason"],"stage":"mission_action","status":"success","turn":10},{"decision_keys":["action","query","reason"],"stage":"mission_action","status":"success","turn":11},{"decision_keys":["action","candidate_id","query","question","reason","report","source_id","stop_reason"],"stage":"mission_action","status":"success","turn":12}],"observations":[{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":0,"all":0,"mcp":0},"protocol":"a2a","query":"Google A2A Agent Card official service operator evidence","results":[],"searched_at":"2026-09-11T20:10:35.479396+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":2046,"query":"Google A2A Agent Card official service operator evidence","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":0,"all":0,"mcp":0},"protocol":"a2a","query":"official Google A2A Agent Card site operator evidence","results":[],"searched_at":"2026-09-11T20:10:39.882224+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1561,"query":"official Google A2A Agent Card site operator evidence","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":0,"all":0,"mcp":0},"protocol":"a2a","query":"Google official A2A Agent Card site operator evidence","results":[],"searched_at":"2026-09-11T20:10:43.456191+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1688,"query":"Google official A2A Agent Card site operator evidence","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":1,"all":1,"mcp":0},"protocol":"a2a","query":"Google A2A Agent Card official site operator evidence","results":[{"capabilities":["search","identity"],"connection_available":false,"discovery_source":"Parallel Search MCP","docs_url":"https://a2a-protocol.org/v0.2.5/topics/agent-discovery","endpoint":null,"id":"84df6afab3f04042b1a02c818f0d4180","name":"Agent Discovery - Agent2Agent Protocol (A2A)","protocol":"a2a","provider":"a2a-protocol.org","source_url":"https://a2a-protocol.org/v0.2.5/topics/agent-discovery","summary":"Skip to content Join us on July 12-13 at the Weights & Biases office in San Francisco for a A2A/MCP Hackathon logo Agent2Agent Protocol (A2A) Agent Discovery Initializing search a2aproject/A2A Agent Discovery in A2A \u00b6 For AI agents to collaborate using the Agent2Agent (A2A) protocol, they first need to find each other and understand what capabilities the other agents offer. A2A standardizes the format of an agent's self-description through the Agent Card . The Role of the Agent Card \u00b6 The Agent Card is a JSON document that serves as a digital \"business card\" for an A2A Server (the remote agent). It is crucial for discovery and initiating interaction. Key information typically included in an Agent Card: * Identity: name , description , provider information. * Service Endpoint: The url where the A2A service can be reached. * A2A Capabilities: Supported protocol features like streaming or p","verification_status":"web-discovered"}],"searched_at":"2026-09-11T20:10:47.412072+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1715,"query":"Google A2A Agent Card official site operator evidence","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":0,"all":3,"mcp":3},"protocol":"a2a","query":"site:google.com \"Agent Card\" A2A","results":[],"searched_at":"2026-09-11T20:10:51.429132+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1963,"query":"site:google.com \"Agent Card\" A2A","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":0,"all":3,"mcp":3},"protocol":"a2a","query":"site:google.com \"Agent Card\" A2A","results":[],"searched_at":"2026-09-11T20:10:55.173114+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1741,"query":"site:google.com \"Agent Card\" A2A","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":0,"all":5,"mcp":5},"protocol":"a2a","query":"site:google.com \"Agent Card\" \"A2A\"","results":[],"searched_at":"2026-09-11T20:10:59.713368+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1876,"query":"site:google.com \"Agent Card\" \"A2A\"","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":0,"all":4,"mcp":4},"protocol":"a2a","query":"site:google.com \"Agent Card\" \"Agent2Agent\"","results":[],"searched_at":"2026-09-11T20:11:05.859594+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1990,"query":"site:google.com \"Agent Card\" \"Agent2Agent\"","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":1,"all":4,"mcp":3},"protocol":"a2a","query":"site:google.com \"Agent Card\" \"Agent2Agent\"","results":[{"capabilities":["search","documentation"],"connection_available":false,"discovery_source":"Parallel Search MCP","docs_url":"https://docs.cloud.google.com/agent-registry/json-schemas","endpoint":null,"id":"e9a5805150ab40d2851e8495f99754b9","name":"JSON schemas | Agent Registry | Google Cloud Documentation","protocol":"a2a","provider":"docs.cloud.google.com","source_url":"https://docs.cloud.google.com/agent-registry/json-schemas","summary":"When you explicitly register agents or Model Context Protocol (MCP) servers with Agent Registry using the Services APIs, you must provide configuration files that describe their capabilities. Agent Registry validates your uploaded files against external, open source specifications before indexing them to discover agent A2A skills and tools . This document provides examples and links to the expected JSON structures for Agent Cards and MCP tool specifications. Agent Card schema When registering an A2A-compliant agent, your agent-card.json payload must adhere to the official Agent2Agent (A2A) specification . The maximum file size for the specification file is 10 KB. The skills array fields support the keyword search index. Agent Registry supports versions 0.3 and 1.0 of the A2A Agent Card . Version 1.0 schema (recommended) For version 1.0 of A2A Agent Cards, the payload must adhere to the o","verification_status":"web-discovered"}],"searched_at":"2026-09-11T20:11:09.283391+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1766,"query":"site:google.com \"Agent Card\" \"Agent2Agent\"","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":0,"all":3,"mcp":3},"protocol":"a2a","query":"site:cloud.google.com \"Agent Card\" A2A","results":[],"searched_at":"2026-09-11T20:11:12.905599+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1808,"query":"site:cloud.google.com \"Agent Card\" A2A","source_count":0}}},{"detail":"Approved A2A search completed.","kind":"web_search","values":{"raw":{"counts":{"a2a":0,"all":4,"mcp":4},"protocol":"a2a","query":"site:google.com \"Agent Registry\" Agent Card","results":[],"searched_at":"2026-09-11T20:11:16.899531+00:00","source":"live public-web protocol search"},"urls":[],"values":{"candidate_count":0,"latency_ms":1787,"query":"site:google.com \"Agent Registry\" Agent Card","source_count":0}}}],"operator_findings":[],"policy":{"cookies_allowed":false,"credentials_allowed":false,"deadline_seconds":900,"dns_pinned":true,"max_candidates":3,"max_card_inspections":3,"max_message_sends":1,"public_https_only":true,"redirects_allowed":false,"referrers_allowed":false,"remote_instructions_authoritative":false,"remote_response_bytes":524288,"retries_allowed":false},"policy_version":"wagie-google-a2a-mission-v1","protocol":null,"run_id":"arun-5f94c3b2964d4270b94eacb2","run_type":"google-public-a2a-verification","schema":"wagerx.google-a2a-mission-receipt.v1","status":"not_found","stop_reason":"model_turn_budget_exhausted"}}
