{"id":"e6dd2176-ed5","name":"BlindOracle — research.topic-sentiment-analyzer","description":"Opinion and sentiment mapping across social, expert, and community channels for a named topic, scored per-channel rather than one blended number. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Same methodology as oracle.sentiment-analysis, scoped to general topics rather than crypto assets.","endpoint_url":"https://api.craigmbrown.com/v1/services/research.topic-sentiment-analyzer","endpoint_canonical":"https://api.craigmbrown.com/v1/services/research.topic-sentiment-analyzer","category":"data.research","kind":"api","price_amount":0.03,"price_currency":"USDC","chains":["base"],"request_schema":null,"response_schema":null,"sample_query":"https://api.craigmbrown.com/v1/services?sku=research.topic-sentiment-analyzer","facilitator_url":"https://api.cdp.coinbase.com/platform/v2/x402","status":"verified","delisted_reason":null,"origin":"submitted","ephemeral":false,"created_at":1789829398,"updated_at":1789834400,"status_changed_at":1789831130,"embedding_synced_at":1789834401,"score":0.9997915318823966,"p50_latency_ms":260,"p95_latency_ms":1203,"p99_latency_ms":2673,"probe_count":863,"probes_passed":858,"last_ok_at":1794015520,"consecutive_failures":0,"last_probed_at":1794015520,"probe_interval_s":7200,"distinct_payers":0,"x402_version":2,"transport":"header","obs_scheme":"exact","accepts_count":2,"accepts_index":0,"obs_network":"eip155:8453","obs_asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","obs_pay_to":"0x5E709929A4AB69eC3a8811d03417869059BC4EB9","amount_atomic":"30000","amount_usd":0.03,"domain_name":"USD Coin","domain_version":"2","observed_at":1794015520,"obs_first_seen_at":1789829810,"price_changed_at":null,"pay_to_changed_at":null,"payto_unstable":false,"payto_distinct_recent":1,"onchain_provider_status":null,"onchain_payto_checked":"0x5e709929a4ab69ec3a8811d03417869059bc4eb9","onchain_checked_at":1794018995,"onchain_last_attempt_at":1794018995,"onchain_provider_error":0,"onchain_source":"index","header_bytes":4911,"verified_via":"GET","testnet":false,"payment_protocols":["x402"],"mpp_methods":null,"mpp_offers":null,"mpp_note":null,"onchain_payto_shared_listings":40,"onchain_count_capped":false,"onchain_shape":{"sample_n":25,"eip3009":12,"plain":13,"other":0,"sampled_at":1788162939},"onchain_daily":[{"day":"2026-10-08","tx":13,"payers":4,"usd":1.34},{"day":"2026-10-09","tx":4,"payers":2,"usd":0.03},{"day":"2026-10-10","tx":3,"payers":1,"usd":0.02},{"day":"2026-10-11","tx":6,"payers":2,"usd":0.03},{"day":"2026-10-12","tx":7,"payers":3,"usd":0.07},{"day":"2026-10-13","tx":7,"payers":2,"usd":1.07},{"day":"2026-10-14","tx":6,"payers":2,"usd":0.04},{"day":"2026-10-15","tx":4,"payers":1,"usd":0.02},{"day":"2026-10-16","tx":4,"payers":2,"usd":0.03},{"day":"2026-10-17","tx":3,"payers":1,"usd":0.02},{"day":"2026-10-18","tx":10,"payers":3,"usd":0.21},{"day":"2026-10-19","tx":9,"payers":2,"usd":0.06},{"day":"2026-10-20","tx":7,"payers":2,"usd":0.77},{"day":"2026-10-21","tx":6,"payers":2,"usd":0.52},{"day":"2026-10-22","tx":7,"payers":3,"usd":0.05},{"day":"2026-10-23","tx":5,"payers":1,"usd":0.02},{"day":"2026-10-24","tx":6,"payers":2,"usd":0.03},{"day":"2026-10-25","tx":20,"payers":5,"usd":55.350025},{"day":"2026-10-26","tx":14,"payers":5,"usd":0.060125},{"day":"2026-10-27","tx":30,"payers":3,"usd":1.33},{"day":"2026-10-28","tx":6,"payers":3,"usd":0.02},{"day":"2026-10-29","tx":5,"payers":2,"usd":0.01},{"day":"2026-10-30","tx":6,"payers":2,"usd":3},{"day":"2026-10-31","tx":7,"payers":4,"usd":1.51},{"day":"2026-11-01","tx":7,"payers":4,"usd":11.55},{"day":"2026-11-02","tx":48,"payers":4,"usd":0.81},{"day":"2026-11-03","tx":3,"payers":3,"usd":0.13},{"day":"2026-11-04","tx":5,"payers":2,"usd":0.01},{"day":"2026-11-05","tx":58,"payers":4,"usd":8.098},{"day":"2026-11-06","tx":6,"payers":3,"usd":0.03},{"day":"2026-11-07","tx":2,"payers":2,"usd":0.182}],"latest_purchase_delivered":false,"latest_purchase_at":1790057848,"paid_verification_latest":{"at":1790057848,"delivered":false,"tx_hash":"0x16777977e6aa5597c7757de83e36adf500ca22fc2b42e10b851cb72b403ddb81","amount_usdc":0.03,"failure_reason":"paid_but_status_202","note":"Most recent settled purchase by the nohumans scout; it did NOT deliver. 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Says nothing about content accuracy.","verdict_age_seconds":5088,"probe_tier":"stable","next_check_by":1794022720,"next_check_basis":"stable tier, re-probed every 2 hours: verified with no failure in the last 24 h and no change of terms or status in 7 days, or failing 11 to 50 times in a row; any failure moves it to the watch tier on that probe; a record past next_check_by is stale by our own rule","last_probed_at_iso":"2026-11-07T01:38:40Z","next_check_by_iso":"2026-11-07T03:38:40Z","status_changed_at_iso":"2026-09-19T15:18:50Z","paid_verified_at_iso":null,"probes_failed":5,"onchain_scope":"wallet-level, NOT this endpoint's: the payTo address is shared by 40 active listings, so these on-chain counts cover all of them; never attribute them to one endpoint or add them across listings","onchain_wallet":{"scope":"wallet-level, NOT this endpoint's: the payTo address is shared by 40 active listings, so these on-chain counts cover all of them; never attribute them to one endpoint or add them across listings","shared_by_listings":40,"pay_to":"0x5e709929a4ab69ec3a8811d03417869059bc4eb9","tx_count_30d":323,"unique_payers_30d":26,"volume_usd_30d":86.25815},"onchain_tx_count_30d":323,"onchain_unique_payers_30d":26,"onchain_volume_usd_30d":86.25815,"created_at_iso":"2026-09-19T14:49:58Z","updated_at_iso":"2026-09-19T16:13:20Z","embedding_synced_at_iso":"2026-09-19T16:13:21Z","last_ok_at_iso":"2026-11-07T01:38:40Z","observed_at_iso":"2026-11-07T01:38:40Z","obs_first_seen_at_iso":"2026-09-19T14:56:50Z","onchain_checked_at_iso":"2026-11-07T02:36:35Z","onchain_last_attempt_at_iso":"2026-11-07T02:36:35Z","latest_purchase_at_iso":"2026-09-22T06:17:28Z","paid_verified_age_days":null,"latest_purchase_age_days":45,"report_outcome":{"how":"POST https://api.nohumans.directory/v1/reports","when":"after you paid this endpoint on Base, whether or not it delivered","body":{"listing_id":"e6dd2176-ed5","ok":"JSON boolean: did it deliver what it promised","tx_hash":"your payment's transaction hash on Base","payer_signature":"EIP-191 personal_sign of message_to_sign by the wallet that paid"},"message_to_sign":"nohumans.directory report v1\nlisting_id: e6dd2176-ed5\ntx_hash: <tx_hash, lowercase>\nok: <true|false>","distinct_payers_reported":0,"weight":"counts toward ranking once 3+ distinct payers have reported this listing","help":"https://api.nohumans.directory/v1/reports"},"observed":{"checked_at":1794015520,"x402_version":2,"challenge_transport":"header","scheme":"exact","network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0x5E709929A4AB69eC3a8811d03417869059BC4EB9","payment_options":2,"accepts_index":0,"extra":{"name":"USD Coin","version":"2"},"amount_atomic":"30000","amount_usd":0.03,"eip712_domain":{"name":"USD Coin","version":"2"},"price_stable_since":1789829810,"price_matches_listing":true,"payto_stable_since":1789829810,"checked_at_iso":"2026-11-07T01:38:40Z","price_stable_since_iso":"2026-09-19T14:56:50Z","payto_stable_since_iso":"2026-09-19T14:56:50Z"}}