{"id":"23870e88-0fd6-4866-ae41-dac49930bb9a","slug":"unitree-h1-festival-crowd-lunge-2025","kind":"malfunction","headline":"Unitree H1 lurched toward festival spectators before handlers restrained it","summary":"During a Chinese Spring Festival event in early 2025, a crowd-facing Unitree H1 made sudden erratic arm and torso movements and lurched toward spectators behind a barrier before handlers/security pulled it back; no one was struck. Unitree attributed it to a likely software-setting error or faulty sensor. Cap-flags: date is day-level (reported on/around the Tianjin Spring Festival Gala period, ~Feb 9 2025); reporting references two clips (Tianjin Spring Festival Gala and a Taishan, Guangdong lantern event) that may be the same event mis-localized - recorded as ONE incident with both locations noted to avoid phantom-duplication; root cause is undetermined between software_defect and sensor_failure.","occurredAt":"2025-02-09T12:00:00.000Z","reviewStatus":"reviewed","modelId":"a4951bdc-1216-476d-86d5-3d13688bd134","deploymentId":null,"companyId":null,"aliases":[],"collisionRisk":"none","reviewNote":null,"severity":"minor","rootCauseCategory":"software_defect","rootCauseDetail":"Erratic arm/torso motion near a crowd barrier; lurched toward spectators; restrained by handlers. Unitree: likely software-setting error or faulty sensor (undetermined between software_defect and sensor_failure). No contact/injury.","affectedUnitsCount":1,"affectedUnitsBasis":"exact","remediationStatus":"acknowledged","regulatoryAction":"none","regulatoryBody":null,"createdAt":"2026-06-04T19:47:28.191Z","updatedAt":"2026-06-04T19:47:28.191Z","model":{"id":"a4951bdc-1216-476d-86d5-3d13688bd134","companyId":"e0eddc78-26bb-43ae-bfc5-422a414ebd99","modelName":"Unitree H1","slug":"unitree-h1","description":"Unitree's full-size flagship bipedal humanoid (larger/higher-performance sibling to the compact G1), aimed at research and higher-payload work. Widely sold to research institutions; a successor H2 has also been reported. Sits above the G1 in Unitree's lineup.","formFactor":"humanoid","maturityStage":"research","lifecycleState":"active","supersededByModelId":null,"specs":{"tier":"full_size_research","drive_mode":"bipedal","application":"research_industrial"},"manufacturerSerial":null,"reviewStatus":"reviewed","sources":[{"url":"https://www.unitree.com/h1","label":"Unitree — H1","title":"Unitree — H1","mediaType":"article","sourceName":"Unitree Robotics","publishedAt":"2026-01-01"},{"url":"https://www.therobotreport.com/leju-raises-200m-humanoid-production-unitree-unveils-h2-robot/","label":"The Robot Report — Unitree unveils H2","title":"The Robot Report — Unitree unveils H2","mediaType":"article","sourceName":"The Robot Report","publishedAt":"2025-10-25"},{"url":"https://newatlas.com/robotics/unitree-h1-backflip/","title":"Unitree H1 first humanoid to nail a backflip without hydraulics (specs; ~$90k)","mediaType":"article","sourceName":"New Atlas"},{"url":"https://gigazine.net/gsc_news/en/20240314-unitree-h1-world-fastest-humanoid-robot/","title":"Unitree H1 sets fastest-bipedal-humanoid record (3.3 m/s walk)","mediaType":"article","sourceName":"GIGAZINE"},{"url":"https://interestingengineering.com/innovation/unitree-world-record-fastest-humanoid-robot","title":"Unitree H1 sets world record as fastest humanoid at 7.38 mph","mediaType":"article","sourceName":"Interesting Engineering"},{"url":"https://www.globaltimes.cn/page/202604/1358712.shtml","title":"Unitree H1 hits 10 m/s sprint (company-noted possible measurement error)","mediaType":"article","sourceName":"Global Times"},{"url":"https://interestingengineering.com/ai-robotics/china-humanoid-robot-reaches-record-sprint","title":"China's humanoid robot nears Usain Bolt-like speed (~10 m/s sprint, corroboration)","mediaType":"article","sourceName":"Interesting Engineering"},{"url":"https://spectrum.ieee.org/unitree-robot-exploit","title":"Unitree robot security disclosure (corroborates H1/G1 specs)","mediaType":"article","sourceName":"IEEE Spectrum"}],"aliases":["H1","Unitree H1 / H2"],"collisionRisk":"low","reviewNote":null,"manufacturerTermForTeleop":null,"createdAt":"2026-05-25T19:13:27.684Z","updatedAt":"2026-05-31T20:51:07.999Z"},"deployment":null,"company":null,"derived":{"status":"active"},"sources":[{"id":"83935a89-abac-4883-835a-e2d68f9113c1","incidentId":"23870e88-0fd6-4866-ae41-dac49930bb9a","url":"https://www.foxnews.com/tech/viral-rogue-robot-sparks-new-ai-safety-fears","label":"Fox News","publishedAt":null,"notes":null,"title":null,"sourceName":null,"mediaType":"article","videoId":null,"channel":null,"durationSec":null,"timestampSec":null,"createdAt":"2026-06-04T19:47:28.191Z","updatedAt":"2026-06-04T19:47:28.191Z"},{"id":"54a9e5a9-a3fc-4e4b-924a-6f29d46bfd3f","incidentId":"23870e88-0fd6-4866-ae41-dac49930bb9a","url":"https://theconversation.com/a-robot-nearly-headbutted-a-festival-spectator-in-china-here-are-four-urgent-steps-to-make-the-tech-safer-250851","label":"The Conversation","publishedAt":null,"notes":null,"title":null,"sourceName":null,"mediaType":"article","videoId":null,"channel":null,"durationSec":null,"timestampSec":null,"createdAt":"2026-06-04T19:47:28.191Z","updatedAt":"2026-06-04T19:47:28.191Z"}],"responses":[],"statusEvents":[],"jsonLd":{"@context":"https://schema.org","@type":"NewsArticle","@id":"https://registry.deploy.report/incidents/unitree-h1-festival-crowd-lunge-2025","url":"https://registry.deploy.report/incidents/unitree-h1-festival-crowd-lunge-2025","headline":"Unitree H1 lurched toward festival spectators before handlers restrained it","description":"During a Chinese Spring Festival event in early 2025, a crowd-facing Unitree H1 made sudden erratic arm and torso movements and lurched toward spectators behind a barrier before handlers/security pulled it back; no one was struck. Unitree attributed it to a likely software-setting error or faulty sensor. Cap-flags: date is day-level (reported on/around the Tianjin Spring Festival Gala period, ~Feb 9 2025); reporting references two clips (Tianjin Spring Festival Gala and a Taishan, Guangdong lantern event) that may be the same event mis-localized - recorded as ONE incident with both locations noted to avoid phantom-duplication; root cause is undetermined between software_defect and sensor_failure.","identifier":"23870e88-0fd6-4866-ae41-dac49930bb9a","datePublished":"2025-02-09T12:00:00.000Z","articleSection":"malfunction","publisher":{"@id":"https://deploy.report/#organization"},"author":{"@id":"https://deploy.report/#organization"}},"framework_metadata":{"framework_schema_version":"0.1.0","verification_status":"verified","maturity_stage":null,"lifecycle_state":null,"architectural_position":{"cohort":null,"sub_cohorts":[]},"within_cohort_verified_vs_claimed_pair":null,"cap_flags":[],"verification_depth":{"sources_count":2,"primary_source_types":[]}}}