{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:JSKRVGMGHUFTICOYFVI6N6XCHR","short_pith_number":"pith:JSKRVGMG","canonical_record":{"source":{"id":"1512.00964","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-12-03T06:44:35Z","cross_cats_sorted":[],"title_canon_sha256":"ef7779ae63bbc10032ada9e029b608d25be6ff73fbe71f6644c1074ac8869f86","abstract_canon_sha256":"7feaf1e96b630cf964d4632d4c3553dac8804082696d3638b8299af9e70c20dd"},"schema_version":"1.0"},"canonical_sha256":"4c951a99863d0b3409d82d51e6fae23c7b925a52e5b0dc9e957f7499e285a078","source":{"kind":"arxiv","id":"1512.00964","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.00964","created_at":"2026-05-18T00:04:42Z"},{"alias_kind":"arxiv_version","alias_value":"1512.00964v1","created_at":"2026-05-18T00:04:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.00964","created_at":"2026-05-18T00:04:42Z"},{"alias_kind":"pith_short_12","alias_value":"JSKRVGMGHUFT","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JSKRVGMGHUFTICOY","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JSKRVGMG","created_at":"2026-05-18T12:29:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:JSKRVGMGHUFTICOYFVI6N6XCHR","target":"record","payload":{"canonical_record":{"source":{"id":"1512.00964","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-12-03T06:44:35Z","cross_cats_sorted":[],"title_canon_sha256":"ef7779ae63bbc10032ada9e029b608d25be6ff73fbe71f6644c1074ac8869f86","abstract_canon_sha256":"7feaf1e96b630cf964d4632d4c3553dac8804082696d3638b8299af9e70c20dd"},"schema_version":"1.0"},"canonical_sha256":"4c951a99863d0b3409d82d51e6fae23c7b925a52e5b0dc9e957f7499e285a078","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:42.127329Z","signature_b64":"OjQf8TL5xi3fnhDuyY2Cu1BsreJH9Vnh1C1ZEh4FiUYFWgVqMPmksaIZFcUiMlw/cWm3ibCJUCSyjM/Gb+jQCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4c951a99863d0b3409d82d51e6fae23c7b925a52e5b0dc9e957f7499e285a078","last_reissued_at":"2026-05-18T00:04:42.126622Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:42.126622Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1512.00964","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:04:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0eXsEmHPFuy0BwDvzBpVA1Zryzu64z/ytEdxGOOCVo68Ih7W2YdxzbA1Lm2oaoVS8WVKfN/S07Z5PoHy0jg1CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:35:27.954943Z"},"content_sha256":"f6c155ec75bd284d8f968f48fee81bb07ec0b1c8537db76d242ac044c28e4a2b","schema_version":"1.0","event_id":"sha256:f6c155ec75bd284d8f968f48fee81bb07ec0b1c8537db76d242ac044c28e4a2b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:JSKRVGMGHUFTICOYFVI6N6XCHR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Modeling Human Understanding of Complex Intentional Action with a Bayesian Nonparametric Subgoal Model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"Chris L. Baker, Joshua B. Tenenbaum, Ryo Nakahashi","submitted_at":"2015-12-03T06:44:35Z","abstract_excerpt":"Most human behaviors consist of multiple parts, steps, or subtasks. These structures guide our action planning and execution, but when we observe others, the latent structure of their actions is typically unobservable, and must be inferred in order to learn new skills by demonstration, or to assist others in completing their tasks. For example, an assistant who has learned the subgoal structure of a colleague's task can more rapidly recognize and support their actions as they unfold. Here we model how humans infer subgoals from observations of complex action sequences using a nonparametric Bay"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.00964","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:04:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l8VGHATkadzhYDIDl3VdoKGHnfaAXaelGL8MGSAvULjK02w/RpTFxDNWtVEmWfpZJPDbjbu+ibkeN5x0FpCcBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:35:27.955581Z"},"content_sha256":"1b9dc469263b63d847b54ff613700d5fd8ad92bc7a8d669102aaf67346837d4f","schema_version":"1.0","event_id":"sha256:1b9dc469263b63d847b54ff613700d5fd8ad92bc7a8d669102aaf67346837d4f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JSKRVGMGHUFTICOYFVI6N6XCHR/bundle.json","state_url":"https://pith.science/pith/JSKRVGMGHUFTICOYFVI6N6XCHR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JSKRVGMGHUFTICOYFVI6N6XCHR/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-27T18:35:27Z","links":{"resolver":"https://pith.science/pith/JSKRVGMGHUFTICOYFVI6N6XCHR","bundle":"https://pith.science/pith/JSKRVGMGHUFTICOYFVI6N6XCHR/bundle.json","state":"https://pith.science/pith/JSKRVGMGHUFTICOYFVI6N6XCHR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JSKRVGMGHUFTICOYFVI6N6XCHR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:JSKRVGMGHUFTICOYFVI6N6XCHR","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"7feaf1e96b630cf964d4632d4c3553dac8804082696d3638b8299af9e70c20dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-12-03T06:44:35Z","title_canon_sha256":"ef7779ae63bbc10032ada9e029b608d25be6ff73fbe71f6644c1074ac8869f86"},"schema_version":"1.0","source":{"id":"1512.00964","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.00964","created_at":"2026-05-18T00:04:42Z"},{"alias_kind":"arxiv_version","alias_value":"1512.00964v1","created_at":"2026-05-18T00:04:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.00964","created_at":"2026-05-18T00:04:42Z"},{"alias_kind":"pith_short_12","alias_value":"JSKRVGMGHUFT","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JSKRVGMGHUFTICOY","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JSKRVGMG","created_at":"2026-05-18T12:29:27Z"}],"graph_snapshots":[{"event_id":"sha256:1b9dc469263b63d847b54ff613700d5fd8ad92bc7a8d669102aaf67346837d4f","target":"graph","created_at":"2026-05-18T00:04:42Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Most human behaviors consist of multiple parts, steps, or subtasks. These structures guide our action planning and execution, but when we observe others, the latent structure of their actions is typically unobservable, and must be inferred in order to learn new skills by demonstration, or to assist others in completing their tasks. For example, an assistant who has learned the subgoal structure of a colleague's task can more rapidly recognize and support their actions as they unfold. Here we model how humans infer subgoals from observations of complex action sequences using a nonparametric Bay","authors_text":"Chris L. Baker, Joshua B. Tenenbaum, Ryo Nakahashi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-12-03T06:44:35Z","title":"Modeling Human Understanding of Complex Intentional Action with a Bayesian Nonparametric Subgoal Model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.00964","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:f6c155ec75bd284d8f968f48fee81bb07ec0b1c8537db76d242ac044c28e4a2b","target":"record","created_at":"2026-05-18T00:04:42Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"7feaf1e96b630cf964d4632d4c3553dac8804082696d3638b8299af9e70c20dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-12-03T06:44:35Z","title_canon_sha256":"ef7779ae63bbc10032ada9e029b608d25be6ff73fbe71f6644c1074ac8869f86"},"schema_version":"1.0","source":{"id":"1512.00964","kind":"arxiv","version":1}},"canonical_sha256":"4c951a99863d0b3409d82d51e6fae23c7b925a52e5b0dc9e957f7499e285a078","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4c951a99863d0b3409d82d51e6fae23c7b925a52e5b0dc9e957f7499e285a078","first_computed_at":"2026-05-18T00:04:42.126622Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:42.126622Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OjQf8TL5xi3fnhDuyY2Cu1BsreJH9Vnh1C1ZEh4FiUYFWgVqMPmksaIZFcUiMlw/cWm3ibCJUCSyjM/Gb+jQCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:42.127329Z","signed_message":"canonical_sha256_bytes"},"source_id":"1512.00964","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f6c155ec75bd284d8f968f48fee81bb07ec0b1c8537db76d242ac044c28e4a2b","sha256:1b9dc469263b63d847b54ff613700d5fd8ad92bc7a8d669102aaf67346837d4f"],"state_sha256":"2040e6a9b057c4295206d46e34f241c8410f95b977ffe793af64310c7c820300"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ygtF2+1xN6qubBehQLJfrTRv8AjNrNDH4RyWHftVvPZLoqC6YVmvM6/1V102THPF8YJ0TcVKogMVjJSsZyizDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T18:35:27.958554Z","bundle_sha256":"b0bfb33722ae59060b45b5fa7a94722ca03ca9ea241ab83e57fe4e5feba01613"}}