{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:OMJ5S7FNNUOQC45AQ7C4SI45WZ","short_pith_number":"pith:OMJ5S7FN","canonical_record":{"source":{"id":"2302.04965","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2023-02-09T22:50:21Z","cross_cats_sorted":[],"title_canon_sha256":"51e40a8a0b2407c74052e5d43b3b1fd7056da68a498abc3ad32533a94110f4ae","abstract_canon_sha256":"ae7970dc47940a68ccd9b224312ffb0c1b592d583ad89c629f67f105a83275df"},"schema_version":"1.0"},"canonical_sha256":"7313d97cad6d1d0173a087c5c9239db6563f67fbc8b0b7122a89e6770f86d8ce","source":{"kind":"arxiv","id":"2302.04965","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.04965","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"arxiv_version","alias_value":"2302.04965v1","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.04965","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"pith_short_12","alias_value":"OMJ5S7FNNUOQ","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"pith_short_16","alias_value":"OMJ5S7FNNUOQC45A","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"pith_short_8","alias_value":"OMJ5S7FN","created_at":"2026-07-05T05:40:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:OMJ5S7FNNUOQC45AQ7C4SI45WZ","target":"record","payload":{"canonical_record":{"source":{"id":"2302.04965","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2023-02-09T22:50:21Z","cross_cats_sorted":[],"title_canon_sha256":"51e40a8a0b2407c74052e5d43b3b1fd7056da68a498abc3ad32533a94110f4ae","abstract_canon_sha256":"ae7970dc47940a68ccd9b224312ffb0c1b592d583ad89c629f67f105a83275df"},"schema_version":"1.0"},"canonical_sha256":"7313d97cad6d1d0173a087c5c9239db6563f67fbc8b0b7122a89e6770f86d8ce","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:40:23.427890Z","signature_b64":"cCQcm3jEJhqGfrpLcw3UNZCktyJ05eiWJFO1joQcrPyWquWo1m4VWMFoRiV8G/F4P7xipOKw37qus/hqITqxCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7313d97cad6d1d0173a087c5c9239db6563f67fbc8b0b7122a89e6770f86d8ce","last_reissued_at":"2026-07-05T05:40:23.427541Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:40:23.427541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.04965","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":"2026-07-05T05:40:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wvjC2N/t3/T/qtYat4PmFCHWIc0RdWaorn+N9zTg6DUKnLAY7F8YA7XJF3ZjsbxfUcTsXpOxurIROekI0ZQXDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T13:54:14.498145Z"},"content_sha256":"1c65cfedf48cf5da9920e579488586374131317cd833d792167186651411245c","schema_version":"1.0","event_id":"sha256:1c65cfedf48cf5da9920e579488586374131317cd833d792167186651411245c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:OMJ5S7FNNUOQC45AQ7C4SI45WZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Guttation Monitor: Wearable Guttation Sensor for Plant Condition Monitoring and Diagnosis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.HC","authors_text":"Aditi Maheshwari, Advait Wadhwani, Andreea Danielescu, Hengrong Ni, Jianzhe Gu, Lining Yao, Lydia Yang, Qiuyu Lu, Tianyu Yu","submitted_at":"2023-02-09T22:50:21Z","abstract_excerpt":"Plant life plays a critical role in the ecosystem. However, it is difficult for humans to perceive plants' reactions because the biopotential and biochemical responses are invisible to humans. Guttation droplets contain various chemicals which can reflect plant physiology and environmental conditions in real-time. Traditionally, these droplets are collected manually and analyzed in the lab with expensive instruments. Here, we introduce the Guttation Monitor, an on-site and low-cost monitoring technology for guttation droplets. It consists of three parts 1) a paper-based microfluidic chip that "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.04965","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2302.04965/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T05:40:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u8Yu1NJ504x482wyiHfao6DC60QihhrCLxyMdsB34JwvOo5PZUSYk9lKo+JUCF/g4ZJk8uxjruKRIu1ZPKOsBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T13:54:14.498541Z"},"content_sha256":"eebc01f355bbd1a87e08695b3ee303a5f5e2e3bca23cb53375ea90071586e7f6","schema_version":"1.0","event_id":"sha256:eebc01f355bbd1a87e08695b3ee303a5f5e2e3bca23cb53375ea90071586e7f6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OMJ5S7FNNUOQC45AQ7C4SI45WZ/bundle.json","state_url":"https://pith.science/pith/OMJ5S7FNNUOQC45AQ7C4SI45WZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OMJ5S7FNNUOQC45AQ7C4SI45WZ/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":"2026-07-07T13:54:14Z","links":{"resolver":"https://pith.science/pith/OMJ5S7FNNUOQC45AQ7C4SI45WZ","bundle":"https://pith.science/pith/OMJ5S7FNNUOQC45AQ7C4SI45WZ/bundle.json","state":"https://pith.science/pith/OMJ5S7FNNUOQC45AQ7C4SI45WZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OMJ5S7FNNUOQC45AQ7C4SI45WZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:OMJ5S7FNNUOQC45AQ7C4SI45WZ","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":"ae7970dc47940a68ccd9b224312ffb0c1b592d583ad89c629f67f105a83275df","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2023-02-09T22:50:21Z","title_canon_sha256":"51e40a8a0b2407c74052e5d43b3b1fd7056da68a498abc3ad32533a94110f4ae"},"schema_version":"1.0","source":{"id":"2302.04965","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.04965","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"arxiv_version","alias_value":"2302.04965v1","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.04965","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"pith_short_12","alias_value":"OMJ5S7FNNUOQ","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"pith_short_16","alias_value":"OMJ5S7FNNUOQC45A","created_at":"2026-07-05T05:40:23Z"},{"alias_kind":"pith_short_8","alias_value":"OMJ5S7FN","created_at":"2026-07-05T05:40:23Z"}],"graph_snapshots":[{"event_id":"sha256:eebc01f355bbd1a87e08695b3ee303a5f5e2e3bca23cb53375ea90071586e7f6","target":"graph","created_at":"2026-07-05T05:40:23Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2302.04965/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Plant life plays a critical role in the ecosystem. However, it is difficult for humans to perceive plants' reactions because the biopotential and biochemical responses are invisible to humans. Guttation droplets contain various chemicals which can reflect plant physiology and environmental conditions in real-time. Traditionally, these droplets are collected manually and analyzed in the lab with expensive instruments. Here, we introduce the Guttation Monitor, an on-site and low-cost monitoring technology for guttation droplets. It consists of three parts 1) a paper-based microfluidic chip that ","authors_text":"Aditi Maheshwari, Advait Wadhwani, Andreea Danielescu, Hengrong Ni, Jianzhe Gu, Lining Yao, Lydia Yang, Qiuyu Lu, Tianyu Yu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2023-02-09T22:50:21Z","title":"Guttation Monitor: Wearable Guttation Sensor for Plant Condition Monitoring and Diagnosis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.04965","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":"sha256:1c65cfedf48cf5da9920e579488586374131317cd833d792167186651411245c","target":"record","created_at":"2026-07-05T05:40:23Z","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":"ae7970dc47940a68ccd9b224312ffb0c1b592d583ad89c629f67f105a83275df","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2023-02-09T22:50:21Z","title_canon_sha256":"51e40a8a0b2407c74052e5d43b3b1fd7056da68a498abc3ad32533a94110f4ae"},"schema_version":"1.0","source":{"id":"2302.04965","kind":"arxiv","version":1}},"canonical_sha256":"7313d97cad6d1d0173a087c5c9239db6563f67fbc8b0b7122a89e6770f86d8ce","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7313d97cad6d1d0173a087c5c9239db6563f67fbc8b0b7122a89e6770f86d8ce","first_computed_at":"2026-07-05T05:40:23.427541Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:40:23.427541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cCQcm3jEJhqGfrpLcw3UNZCktyJ05eiWJFO1joQcrPyWquWo1m4VWMFoRiV8G/F4P7xipOKw37qus/hqITqxCw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:40:23.427890Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.04965","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c65cfedf48cf5da9920e579488586374131317cd833d792167186651411245c","sha256:eebc01f355bbd1a87e08695b3ee303a5f5e2e3bca23cb53375ea90071586e7f6"],"state_sha256":"9980b1d25bf1ce6881bde78f2ddb58aa91a9427866846f73226f90b7a45eed44"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ccJzGdLkGP/RPpKGuJcsOB+TAlvjAkBXzlACaixCBf+bP7+BSoIBryaCQw/OyuQIeYYrO6250PC0GxAnQfUuDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T13:54:14.500443Z","bundle_sha256":"7851bae476a550c280e6902bf8015f9d64d7f150d3dffdfbcd5b8d1ba93cb26a"}}