{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:2DWYBRKYLFXJFKJ2RWEMZJSU2Z","short_pith_number":"pith:2DWYBRKY","canonical_record":{"source":{"id":"2508.15053","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2025-08-20T20:37:31Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"528f9932653978f7c3b151e5932d2a856815ec3176bbaeda3d8cf22ecf599c44","abstract_canon_sha256":"f46df92d76d80a626727b2d4084bfe8905827a253c06fb7bf571ef729e498e6c"},"schema_version":"1.0"},"canonical_sha256":"d0ed80c558596e92a93a8d88cca654d67c22d82f8b984ec76c1e3ddd8c21d672","source":{"kind":"arxiv","id":"2508.15053","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.15053","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"arxiv_version","alias_value":"2508.15053v1","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.15053","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"pith_short_12","alias_value":"2DWYBRKYLFXJ","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"pith_short_16","alias_value":"2DWYBRKYLFXJFKJ2","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"pith_short_8","alias_value":"2DWYBRKY","created_at":"2026-07-05T11:57:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:2DWYBRKYLFXJFKJ2RWEMZJSU2Z","target":"record","payload":{"canonical_record":{"source":{"id":"2508.15053","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2025-08-20T20:37:31Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"528f9932653978f7c3b151e5932d2a856815ec3176bbaeda3d8cf22ecf599c44","abstract_canon_sha256":"f46df92d76d80a626727b2d4084bfe8905827a253c06fb7bf571ef729e498e6c"},"schema_version":"1.0"},"canonical_sha256":"d0ed80c558596e92a93a8d88cca654d67c22d82f8b984ec76c1e3ddd8c21d672","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:57:05.823244Z","signature_b64":"bjOYau0H4z46P86d+xmShEoE050ANhKq2P960ZIuS8YaMqKFldUo+CC9lBqehYkALUwdw4Jh0iRZMjctn9zbAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d0ed80c558596e92a93a8d88cca654d67c22d82f8b984ec76c1e3ddd8c21d672","last_reissued_at":"2026-07-05T11:57:05.822812Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:57:05.822812Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.15053","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":"2026-07-05T11:57:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oaRg3xNSBy+Vbqh4EG5Gb53OCZZEIk7Bt19fdGQL71Wh0UYMnCj32l3HILfjrjt+iehvR7M8Rz5xBMudcxzRBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:01:36.465683Z"},"content_sha256":"142de8d2abe29b12542cf6c3d57180a0d64b630b484611310153e9ef106a2a6d","schema_version":"1.0","event_id":"sha256:142de8d2abe29b12542cf6c3d57180a0d64b630b484611310153e9ef106a2a6d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:2DWYBRKYLFXJFKJ2RWEMZJSU2Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Demonstrating Onboard Inference for Earth Science Applications with Spectral Analysis Algorithms and Deep Learning","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.AI","authors_text":"Alberto Candela, Aubrey Dunne, David Rijlaarsdam, Itai Zilberstein, Leonie Buckley, Steve Chien, Tom Hendrix","submitted_at":"2025-08-20T20:37:31Z","abstract_excerpt":"In partnership with Ubotica Technologies, the Jet Propulsion Laboratory is demonstrating state-of-the-art data analysis onboard CogniSAT-6/HAMMER (CS-6). CS-6 is a satellite with a visible and near infrared range hyperspectral instrument and neural network acceleration hardware. Performing data analysis at the edge (e.g. onboard) can enable new Earth science measurements and responses. We will demonstrate data analysis and inference onboard CS-6 for numerous applications using deep learning and spectral analysis algorithms."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.15053","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/2508.15053/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":"2026-07-05T11:57:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LX842jAw+jKmcE1z/lt8oo4BjXtzqJPVRmYAxtStSS9LMSKk/173RM5niAVDRl88xVkry57x2cezKHFDXpbwBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:01:36.466094Z"},"content_sha256":"2578cc7728dfea0762f7bd6f7da2b08eb18f18aa6a96f7126326a3d65e8efba2","schema_version":"1.0","event_id":"sha256:2578cc7728dfea0762f7bd6f7da2b08eb18f18aa6a96f7126326a3d65e8efba2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2DWYBRKYLFXJFKJ2RWEMZJSU2Z/bundle.json","state_url":"https://pith.science/pith/2DWYBRKYLFXJFKJ2RWEMZJSU2Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2DWYBRKYLFXJFKJ2RWEMZJSU2Z/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":"2026-07-07T06:01:36Z","links":{"resolver":"https://pith.science/pith/2DWYBRKYLFXJFKJ2RWEMZJSU2Z","bundle":"https://pith.science/pith/2DWYBRKYLFXJFKJ2RWEMZJSU2Z/bundle.json","state":"https://pith.science/pith/2DWYBRKYLFXJFKJ2RWEMZJSU2Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2DWYBRKYLFXJFKJ2RWEMZJSU2Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:2DWYBRKYLFXJFKJ2RWEMZJSU2Z","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":"f46df92d76d80a626727b2d4084bfe8905827a253c06fb7bf571ef729e498e6c","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2025-08-20T20:37:31Z","title_canon_sha256":"528f9932653978f7c3b151e5932d2a856815ec3176bbaeda3d8cf22ecf599c44"},"schema_version":"1.0","source":{"id":"2508.15053","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.15053","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"arxiv_version","alias_value":"2508.15053v1","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.15053","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"pith_short_12","alias_value":"2DWYBRKYLFXJ","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"pith_short_16","alias_value":"2DWYBRKYLFXJFKJ2","created_at":"2026-07-05T11:57:05Z"},{"alias_kind":"pith_short_8","alias_value":"2DWYBRKY","created_at":"2026-07-05T11:57:05Z"}],"graph_snapshots":[{"event_id":"sha256:2578cc7728dfea0762f7bd6f7da2b08eb18f18aa6a96f7126326a3d65e8efba2","target":"graph","created_at":"2026-07-05T11:57:05Z","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/2508.15053/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In partnership with Ubotica Technologies, the Jet Propulsion Laboratory is demonstrating state-of-the-art data analysis onboard CogniSAT-6/HAMMER (CS-6). CS-6 is a satellite with a visible and near infrared range hyperspectral instrument and neural network acceleration hardware. Performing data analysis at the edge (e.g. onboard) can enable new Earth science measurements and responses. We will demonstrate data analysis and inference onboard CS-6 for numerous applications using deep learning and spectral analysis algorithms.","authors_text":"Alberto Candela, Aubrey Dunne, David Rijlaarsdam, Itai Zilberstein, Leonie Buckley, Steve Chien, Tom Hendrix","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2025-08-20T20:37:31Z","title":"Demonstrating Onboard Inference for Earth Science Applications with Spectral Analysis Algorithms and Deep Learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.15053","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":"sha256:142de8d2abe29b12542cf6c3d57180a0d64b630b484611310153e9ef106a2a6d","target":"record","created_at":"2026-07-05T11:57:05Z","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":"f46df92d76d80a626727b2d4084bfe8905827a253c06fb7bf571ef729e498e6c","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2025-08-20T20:37:31Z","title_canon_sha256":"528f9932653978f7c3b151e5932d2a856815ec3176bbaeda3d8cf22ecf599c44"},"schema_version":"1.0","source":{"id":"2508.15053","kind":"arxiv","version":1}},"canonical_sha256":"d0ed80c558596e92a93a8d88cca654d67c22d82f8b984ec76c1e3ddd8c21d672","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d0ed80c558596e92a93a8d88cca654d67c22d82f8b984ec76c1e3ddd8c21d672","first_computed_at":"2026-07-05T11:57:05.822812Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:57:05.822812Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bjOYau0H4z46P86d+xmShEoE050ANhKq2P960ZIuS8YaMqKFldUo+CC9lBqehYkALUwdw4Jh0iRZMjctn9zbAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:57:05.823244Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.15053","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:142de8d2abe29b12542cf6c3d57180a0d64b630b484611310153e9ef106a2a6d","sha256:2578cc7728dfea0762f7bd6f7da2b08eb18f18aa6a96f7126326a3d65e8efba2"],"state_sha256":"67031b0c6b3882b4ee99adfa009560f65b69583b34a78c7c441181299e918736"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rIEAR+33056tIJ1KKC+K/hIK0aiT2kfl0LkEN6qGFbrOl52O6k8ptSwZVQaHQBe5xRO4ovGRw4QAuQMTWd1WAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T06:01:36.468100Z","bundle_sha256":"8422b6587d5d635614059fbee0c6b8c04435f0d68d3b6d29b77ebb85e21f800d"}}