{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:OAPWSSLYGLU7OTM5O7ER36NUW7","short_pith_number":"pith:OAPWSSLY","canonical_record":{"source":{"id":"1609.06415","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-09-21T03:34:44Z","cross_cats_sorted":[],"title_canon_sha256":"baeea150641326ad212c7d42e2d56800d9f8c76759de41d3dc1c5a4f5e3c8c7e","abstract_canon_sha256":"a1fe6f3b53ab0e2fa2323fa6fefdc9bed6453b1a640162c83d3b698c996272d8"},"schema_version":"1.0"},"canonical_sha256":"701f69497832e9f74d9d77c91df9b4b7edffb0a9b98807406f3a2f5ca6b09e87","source":{"kind":"arxiv","id":"1609.06415","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.06415","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"arxiv_version","alias_value":"1609.06415v1","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.06415","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"pith_short_12","alias_value":"OAPWSSLYGLU7","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"OAPWSSLYGLU7OTM5","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"OAPWSSLY","created_at":"2026-05-18T12:30:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:OAPWSSLYGLU7OTM5O7ER36NUW7","target":"record","payload":{"canonical_record":{"source":{"id":"1609.06415","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-09-21T03:34:44Z","cross_cats_sorted":[],"title_canon_sha256":"baeea150641326ad212c7d42e2d56800d9f8c76759de41d3dc1c5a4f5e3c8c7e","abstract_canon_sha256":"a1fe6f3b53ab0e2fa2323fa6fefdc9bed6453b1a640162c83d3b698c996272d8"},"schema_version":"1.0"},"canonical_sha256":"701f69497832e9f74d9d77c91df9b4b7edffb0a9b98807406f3a2f5ca6b09e87","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:04:08.366727Z","signature_b64":"64bZPl3cxF+Pmu4kO3T3ftqCvIBTMEQuZtTcS/hwlFmx0R+xiRRU0alkNpQ1M/3toI2IS0Yo4IQGqASBWBwGCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"701f69497832e9f74d9d77c91df9b4b7edffb0a9b98807406f3a2f5ca6b09e87","last_reissued_at":"2026-05-18T01:04:08.366109Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:04:08.366109Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1609.06415","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":"2026-05-18T01:04:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c3j3o10LpteeHrDfAqgXArGWOv9IcS4SMRgesjUSLwBXryIDwLzmQuLM8aRtAjLdKEqpstYObIJC+rVX0qeNDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T11:12:49.407083Z"},"content_sha256":"438a0d18b4b316b70fbd8e333dc87764301cc3cce0c2ad5bb65ee12a34779ffb","schema_version":"1.0","event_id":"sha256:438a0d18b4b316b70fbd8e333dc87764301cc3cce0c2ad5bb65ee12a34779ffb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:OAPWSSLYGLU7OTM5O7ER36NUW7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Programmable actuation of porous poly(ionic liquid) membranes by aligned carbon nanotubes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Huijuan Lin, Huisheng Peng, Jiang Gong, Jiayin Yuan, John W. C. Dunlop, Michaela Eder, Roman Schuetz","submitted_at":"2016-09-21T03:34:44Z","abstract_excerpt":"A composite porous polymer membrane with aligned CNTs in its matrix is developed which exhibits programmable, anisotropic actuation towards organic vapors. The alignment of CNTs in multiple directions and the gradient porous structure of the membrane are critical for the actuation, and the actuating direction can be well controlled at a direction perpendicular to the longitudinal orientation of CNTs. The reversible actuation may be repeated for 300 cycles without obvious fatigue. These polymer composites are promising building blocks for a wide variety of applications such as sensors and actua"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.06415","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":"2026-05-18T01:04:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PI//zUvmNpzOB9+wwJHGB/2Kze/YeO3mxjfivwg+4KM9vE8GkxnYT9BFpJwp2b1TqnzOPcUZmj2lK6VBKaUMDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T11:12:49.407783Z"},"content_sha256":"80589a493ea9dc849b5b2df446ab2c57a6e83145f268cfec01cca1c57bb5763e","schema_version":"1.0","event_id":"sha256:80589a493ea9dc849b5b2df446ab2c57a6e83145f268cfec01cca1c57bb5763e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OAPWSSLYGLU7OTM5O7ER36NUW7/bundle.json","state_url":"https://pith.science/pith/OAPWSSLYGLU7OTM5O7ER36NUW7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OAPWSSLYGLU7OTM5O7ER36NUW7/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":"2026-06-10T11:12:49Z","links":{"resolver":"https://pith.science/pith/OAPWSSLYGLU7OTM5O7ER36NUW7","bundle":"https://pith.science/pith/OAPWSSLYGLU7OTM5O7ER36NUW7/bundle.json","state":"https://pith.science/pith/OAPWSSLYGLU7OTM5O7ER36NUW7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OAPWSSLYGLU7OTM5O7ER36NUW7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:OAPWSSLYGLU7OTM5O7ER36NUW7","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":"a1fe6f3b53ab0e2fa2323fa6fefdc9bed6453b1a640162c83d3b698c996272d8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-09-21T03:34:44Z","title_canon_sha256":"baeea150641326ad212c7d42e2d56800d9f8c76759de41d3dc1c5a4f5e3c8c7e"},"schema_version":"1.0","source":{"id":"1609.06415","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.06415","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"arxiv_version","alias_value":"1609.06415v1","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.06415","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"pith_short_12","alias_value":"OAPWSSLYGLU7","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"OAPWSSLYGLU7OTM5","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"OAPWSSLY","created_at":"2026-05-18T12:30:36Z"}],"graph_snapshots":[{"event_id":"sha256:80589a493ea9dc849b5b2df446ab2c57a6e83145f268cfec01cca1c57bb5763e","target":"graph","created_at":"2026-05-18T01:04:08Z","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":"A composite porous polymer membrane with aligned CNTs in its matrix is developed which exhibits programmable, anisotropic actuation towards organic vapors. The alignment of CNTs in multiple directions and the gradient porous structure of the membrane are critical for the actuation, and the actuating direction can be well controlled at a direction perpendicular to the longitudinal orientation of CNTs. The reversible actuation may be repeated for 300 cycles without obvious fatigue. These polymer composites are promising building blocks for a wide variety of applications such as sensors and actua","authors_text":"Huijuan Lin, Huisheng Peng, Jiang Gong, Jiayin Yuan, John W. C. Dunlop, Michaela Eder, Roman Schuetz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-09-21T03:34:44Z","title":"Programmable actuation of porous poly(ionic liquid) membranes by aligned carbon nanotubes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.06415","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":"sha256:438a0d18b4b316b70fbd8e333dc87764301cc3cce0c2ad5bb65ee12a34779ffb","target":"record","created_at":"2026-05-18T01:04:08Z","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":"a1fe6f3b53ab0e2fa2323fa6fefdc9bed6453b1a640162c83d3b698c996272d8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-09-21T03:34:44Z","title_canon_sha256":"baeea150641326ad212c7d42e2d56800d9f8c76759de41d3dc1c5a4f5e3c8c7e"},"schema_version":"1.0","source":{"id":"1609.06415","kind":"arxiv","version":1}},"canonical_sha256":"701f69497832e9f74d9d77c91df9b4b7edffb0a9b98807406f3a2f5ca6b09e87","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"701f69497832e9f74d9d77c91df9b4b7edffb0a9b98807406f3a2f5ca6b09e87","first_computed_at":"2026-05-18T01:04:08.366109Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:04:08.366109Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"64bZPl3cxF+Pmu4kO3T3ftqCvIBTMEQuZtTcS/hwlFmx0R+xiRRU0alkNpQ1M/3toI2IS0Yo4IQGqASBWBwGCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:04:08.366727Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.06415","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:438a0d18b4b316b70fbd8e333dc87764301cc3cce0c2ad5bb65ee12a34779ffb","sha256:80589a493ea9dc849b5b2df446ab2c57a6e83145f268cfec01cca1c57bb5763e"],"state_sha256":"503edd8e7f851c3d4832e988ddcc344bf58ba28cbff0f61623ba6d27b0d77f90"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pme2U06vbCi+4g2gyojZNZGkTy6VUY7BKtSUwI/oaWP1qWd1q2P/7UxfiQCaUs9tj5k6YUqhpa6+wITvApwqCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T11:12:49.411769Z","bundle_sha256":"719d0c0269e4c93ae159b80502191bb353d2fe2a84d079cd80d08dddb58ad6fc"}}