{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:LIVWZLEVUW3YJEHC6GKH7FGR6U","short_pith_number":"pith:LIVWZLEV","canonical_record":{"source":{"id":"2605.18447","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-18T14:17:11Z","cross_cats_sorted":[],"title_canon_sha256":"45c355c893cbe433abf7c66eb1573836a3f76b94ce66495ed70c0e2bc88cd2b8","abstract_canon_sha256":"93dac60f1ee5437bf19c55312ac7e468e5cadfb1d3b7300d17ba9b94cb20923d"},"schema_version":"1.0"},"canonical_sha256":"5a2b6cac95a5b78490e2f1947f94d1f523093f00644d4dc69cf4dd3d221b14a6","source":{"kind":"arxiv","id":"2605.18447","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.18447","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"arxiv_version","alias_value":"2605.18447v1","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.18447","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"pith_short_12","alias_value":"LIVWZLEVUW3Y","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"pith_short_16","alias_value":"LIVWZLEVUW3YJEHC","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"pith_short_8","alias_value":"LIVWZLEV","created_at":"2026-05-20T00:06:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:LIVWZLEVUW3YJEHC6GKH7FGR6U","target":"record","payload":{"canonical_record":{"source":{"id":"2605.18447","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-18T14:17:11Z","cross_cats_sorted":[],"title_canon_sha256":"45c355c893cbe433abf7c66eb1573836a3f76b94ce66495ed70c0e2bc88cd2b8","abstract_canon_sha256":"93dac60f1ee5437bf19c55312ac7e468e5cadfb1d3b7300d17ba9b94cb20923d"},"schema_version":"1.0"},"canonical_sha256":"5a2b6cac95a5b78490e2f1947f94d1f523093f00644d4dc69cf4dd3d221b14a6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:06:01.516246Z","signature_b64":"JCREFjW9cbMhz1Zu7ZHP/Dp554P59Y2CLQkAOMLzMgIspy1pDBk0DgECkJTXItDkcsRA61shqJUsZiLGl8DqCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a2b6cac95a5b78490e2f1947f94d1f523093f00644d4dc69cf4dd3d221b14a6","last_reissued_at":"2026-05-20T00:06:01.515285Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:06:01.515285Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.18447","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":"2026-05-20T00:06:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5NS7URay5lQpdGJEG+k+Bzi6RTirRDWAq01PsOG73jmitcN7VHDUwij5zXq6g4EQ+z5547R9bKitpEOqHcj9CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T15:37:36.922738Z"},"content_sha256":"6866e9b4b940b0d7e55ba611a1e66cd7ec1200910afae49700de05f493e129f9","schema_version":"1.0","event_id":"sha256:6866e9b4b940b0d7e55ba611a1e66cd7ec1200910afae49700de05f493e129f9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:LIVWZLEVUW3YJEHC6GKH7FGR6U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"NeRF-based Spacecraft Reconstruction from Close-Range Monocular Imagery Under Illumination Variability and Pose Uncertainty","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Antoine Legrand, Christophe De Vleeschouwer, Renaud Detry","submitted_at":"2026-05-18T14:17:11Z","abstract_excerpt":"Autonomous rendezvous and proximity operations around uncooperative, unknown spacecraft are critical for active debris removal and on-orbit servicing missions. A key component of such operations is the offline reconstruction of a 3D model of the target from a set of 2D images. This task is challenging due to two main factors. First, in-orbit illumination conditions exhibit considerable variability, and change rapidly over time. Second, the inaccuracy of pose information in the images, results in 3D reconstruction uncertainty. To overcome these challenges, we propose to extend Neural Radiance F"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.18447","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/2605.18447/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":"2026-05-20T00:06:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mBYK/fPe1HnDOoFxw0y4rShUFP7TDRWRVKBCWnaYHlxxOxRtcAdgy01xjKS1QKVXwGU3ctGxaPLfbGIP4hn4Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T15:37:36.923132Z"},"content_sha256":"a7e882a6eac632cf291f5f904dd95637a5734fecb1766c6e5c4fe59d835e0125","schema_version":"1.0","event_id":"sha256:a7e882a6eac632cf291f5f904dd95637a5734fecb1766c6e5c4fe59d835e0125"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LIVWZLEVUW3YJEHC6GKH7FGR6U/bundle.json","state_url":"https://pith.science/pith/LIVWZLEVUW3YJEHC6GKH7FGR6U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LIVWZLEVUW3YJEHC6GKH7FGR6U/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":"2026-05-27T15:37:36Z","links":{"resolver":"https://pith.science/pith/LIVWZLEVUW3YJEHC6GKH7FGR6U","bundle":"https://pith.science/pith/LIVWZLEVUW3YJEHC6GKH7FGR6U/bundle.json","state":"https://pith.science/pith/LIVWZLEVUW3YJEHC6GKH7FGR6U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LIVWZLEVUW3YJEHC6GKH7FGR6U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:LIVWZLEVUW3YJEHC6GKH7FGR6U","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":"93dac60f1ee5437bf19c55312ac7e468e5cadfb1d3b7300d17ba9b94cb20923d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-18T14:17:11Z","title_canon_sha256":"45c355c893cbe433abf7c66eb1573836a3f76b94ce66495ed70c0e2bc88cd2b8"},"schema_version":"1.0","source":{"id":"2605.18447","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.18447","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"arxiv_version","alias_value":"2605.18447v1","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.18447","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"pith_short_12","alias_value":"LIVWZLEVUW3Y","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"pith_short_16","alias_value":"LIVWZLEVUW3YJEHC","created_at":"2026-05-20T00:06:01Z"},{"alias_kind":"pith_short_8","alias_value":"LIVWZLEV","created_at":"2026-05-20T00:06:01Z"}],"graph_snapshots":[{"event_id":"sha256:a7e882a6eac632cf291f5f904dd95637a5734fecb1766c6e5c4fe59d835e0125","target":"graph","created_at":"2026-05-20T00:06:01Z","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/2605.18447/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Autonomous rendezvous and proximity operations around uncooperative, unknown spacecraft are critical for active debris removal and on-orbit servicing missions. A key component of such operations is the offline reconstruction of a 3D model of the target from a set of 2D images. This task is challenging due to two main factors. First, in-orbit illumination conditions exhibit considerable variability, and change rapidly over time. Second, the inaccuracy of pose information in the images, results in 3D reconstruction uncertainty. To overcome these challenges, we propose to extend Neural Radiance F","authors_text":"Antoine Legrand, Christophe De Vleeschouwer, Renaud Detry","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-18T14:17:11Z","title":"NeRF-based Spacecraft Reconstruction from Close-Range Monocular Imagery Under Illumination Variability and Pose Uncertainty"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.18447","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":"sha256:6866e9b4b940b0d7e55ba611a1e66cd7ec1200910afae49700de05f493e129f9","target":"record","created_at":"2026-05-20T00:06:01Z","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":"93dac60f1ee5437bf19c55312ac7e468e5cadfb1d3b7300d17ba9b94cb20923d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-18T14:17:11Z","title_canon_sha256":"45c355c893cbe433abf7c66eb1573836a3f76b94ce66495ed70c0e2bc88cd2b8"},"schema_version":"1.0","source":{"id":"2605.18447","kind":"arxiv","version":1}},"canonical_sha256":"5a2b6cac95a5b78490e2f1947f94d1f523093f00644d4dc69cf4dd3d221b14a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5a2b6cac95a5b78490e2f1947f94d1f523093f00644d4dc69cf4dd3d221b14a6","first_computed_at":"2026-05-20T00:06:01.515285Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:06:01.515285Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JCREFjW9cbMhz1Zu7ZHP/Dp554P59Y2CLQkAOMLzMgIspy1pDBk0DgECkJTXItDkcsRA61shqJUsZiLGl8DqCg==","signature_status":"signed_v1","signed_at":"2026-05-20T00:06:01.516246Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.18447","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6866e9b4b940b0d7e55ba611a1e66cd7ec1200910afae49700de05f493e129f9","sha256:a7e882a6eac632cf291f5f904dd95637a5734fecb1766c6e5c4fe59d835e0125"],"state_sha256":"8ab2f86e8b065272d3d2dbfd47e0e54d90c34a885602381d9b15a934793886a5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vmc/jvzxhLgsIcYu/TU4WpmtoxkjZC2X8SBpUKda0znenYy2B6cfursj419W66pWakQDs3GJWPKWJr8ecZ30Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T15:37:36.925662Z","bundle_sha256":"e9f81569ad59eadc166cfbeb642f5fecfba87ede912541c1ce8de93ee514774a"}}