{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:JU47NUDN2SDPBGFKJ6JEGMCOVN","short_pith_number":"pith:JU47NUDN","canonical_record":{"source":{"id":"2102.04866","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-02-09T15:00:45Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"319ad19c2c2be65919a7e53c5cff5375c98e3fc2007dcd8d9e318d33a142ff17","abstract_canon_sha256":"5d4335607dab6a10f418320c38aad02398cf39e5bc1054e3a046bce5bd66cbec"},"schema_version":"1.0"},"canonical_sha256":"4d39f6d06dd486f098aa4f9243304eab75f2d16de76e91260770804ed3cbbc82","source":{"kind":"arxiv","id":"2102.04866","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.04866","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"arxiv_version","alias_value":"2102.04866v1","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.04866","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"pith_short_12","alias_value":"JU47NUDN2SDP","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"pith_short_16","alias_value":"JU47NUDN2SDPBGFK","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"pith_short_8","alias_value":"JU47NUDN","created_at":"2026-07-05T02:14:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:JU47NUDN2SDPBGFKJ6JEGMCOVN","target":"record","payload":{"canonical_record":{"source":{"id":"2102.04866","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-02-09T15:00:45Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"319ad19c2c2be65919a7e53c5cff5375c98e3fc2007dcd8d9e318d33a142ff17","abstract_canon_sha256":"5d4335607dab6a10f418320c38aad02398cf39e5bc1054e3a046bce5bd66cbec"},"schema_version":"1.0"},"canonical_sha256":"4d39f6d06dd486f098aa4f9243304eab75f2d16de76e91260770804ed3cbbc82","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:14:05.745071Z","signature_b64":"ZlQTkHMIKkil/vUrjeDzIPYiS5n5MbyAz9fKFGyak4tf154F1iQ0akni3pVXZvpmi6YMGJ9X25Pa0ZSgYb57Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4d39f6d06dd486f098aa4f9243304eab75f2d16de76e91260770804ed3cbbc82","last_reissued_at":"2026-07-05T02:14:05.744569Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:14:05.744569Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2102.04866","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":"2026-07-05T02:14:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C5o1dq7BtltTcfprFg6CBxd4ilkgm0Qqx85jZXAjo6ei2jL/Ot1L8Zp6qKMQ0W0hKSag9sRDBa57fsFbGHW6Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T12:30:14.145166Z"},"content_sha256":"384fa728474d50fc03c598542c18faae758ca6cc81d0874d8165881a4d634a0c","schema_version":"1.0","event_id":"sha256:384fa728474d50fc03c598542c18faae758ca6cc81d0874d8165881a4d634a0c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:JU47NUDN2SDPBGFKJ6JEGMCOVN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Residue Density Segmentation for Monitoring and Optimizing Tillage Practices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CV","authors_text":"Ivan Dozier, Jennifer Hobbs, Naira Hovakimyan","submitted_at":"2021-02-09T15:00:45Z","abstract_excerpt":"\"No-till\" and cover cropping are often identified as the leading simple, best management practices for carbon sequestration in agriculture. However, the root of the problem is more complex, with the potential benefits of these approaches depending on numerous factors including a field's soil type(s), topography, and management history. Instead of using computer vision approaches to simply classify a field a still vs. no-till, we instead seek to identify the degree of residue coverage across afield through a probabilistic deep learning segmentation approach to enable more accurate analysis of c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.04866","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/2102.04866/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":"2026-07-05T02:14:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vnnF7i3i8BoGzFJxXYdAgTZP/1nG/SacGnBOWo9cZRAyVztYCw3ABpTghKOBSDSVkfdYdjtVKIehSACSRQLJDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T12:30:14.145558Z"},"content_sha256":"ddfcd71a61cee836b153f85f9d9215273cd7c604ad64a48a74477924d724cd6c","schema_version":"1.0","event_id":"sha256:ddfcd71a61cee836b153f85f9d9215273cd7c604ad64a48a74477924d724cd6c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JU47NUDN2SDPBGFKJ6JEGMCOVN/bundle.json","state_url":"https://pith.science/pith/JU47NUDN2SDPBGFKJ6JEGMCOVN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JU47NUDN2SDPBGFKJ6JEGMCOVN/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":"2026-07-07T12:30:14Z","links":{"resolver":"https://pith.science/pith/JU47NUDN2SDPBGFKJ6JEGMCOVN","bundle":"https://pith.science/pith/JU47NUDN2SDPBGFKJ6JEGMCOVN/bundle.json","state":"https://pith.science/pith/JU47NUDN2SDPBGFKJ6JEGMCOVN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JU47NUDN2SDPBGFKJ6JEGMCOVN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:JU47NUDN2SDPBGFKJ6JEGMCOVN","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":"5d4335607dab6a10f418320c38aad02398cf39e5bc1054e3a046bce5bd66cbec","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-02-09T15:00:45Z","title_canon_sha256":"319ad19c2c2be65919a7e53c5cff5375c98e3fc2007dcd8d9e318d33a142ff17"},"schema_version":"1.0","source":{"id":"2102.04866","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.04866","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"arxiv_version","alias_value":"2102.04866v1","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.04866","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"pith_short_12","alias_value":"JU47NUDN2SDP","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"pith_short_16","alias_value":"JU47NUDN2SDPBGFK","created_at":"2026-07-05T02:14:05Z"},{"alias_kind":"pith_short_8","alias_value":"JU47NUDN","created_at":"2026-07-05T02:14:05Z"}],"graph_snapshots":[{"event_id":"sha256:ddfcd71a61cee836b153f85f9d9215273cd7c604ad64a48a74477924d724cd6c","target":"graph","created_at":"2026-07-05T02:14:05Z","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/2102.04866/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"\"No-till\" and cover cropping are often identified as the leading simple, best management practices for carbon sequestration in agriculture. However, the root of the problem is more complex, with the potential benefits of these approaches depending on numerous factors including a field's soil type(s), topography, and management history. Instead of using computer vision approaches to simply classify a field a still vs. no-till, we instead seek to identify the degree of residue coverage across afield through a probabilistic deep learning segmentation approach to enable more accurate analysis of c","authors_text":"Ivan Dozier, Jennifer Hobbs, Naira Hovakimyan","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-02-09T15:00:45Z","title":"Residue Density Segmentation for Monitoring and Optimizing Tillage Practices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.04866","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":"sha256:384fa728474d50fc03c598542c18faae758ca6cc81d0874d8165881a4d634a0c","target":"record","created_at":"2026-07-05T02:14:05Z","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":"5d4335607dab6a10f418320c38aad02398cf39e5bc1054e3a046bce5bd66cbec","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-02-09T15:00:45Z","title_canon_sha256":"319ad19c2c2be65919a7e53c5cff5375c98e3fc2007dcd8d9e318d33a142ff17"},"schema_version":"1.0","source":{"id":"2102.04866","kind":"arxiv","version":1}},"canonical_sha256":"4d39f6d06dd486f098aa4f9243304eab75f2d16de76e91260770804ed3cbbc82","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4d39f6d06dd486f098aa4f9243304eab75f2d16de76e91260770804ed3cbbc82","first_computed_at":"2026-07-05T02:14:05.744569Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:14:05.744569Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZlQTkHMIKkil/vUrjeDzIPYiS5n5MbyAz9fKFGyak4tf154F1iQ0akni3pVXZvpmi6YMGJ9X25Pa0ZSgYb57Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:14:05.745071Z","signed_message":"canonical_sha256_bytes"},"source_id":"2102.04866","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:384fa728474d50fc03c598542c18faae758ca6cc81d0874d8165881a4d634a0c","sha256:ddfcd71a61cee836b153f85f9d9215273cd7c604ad64a48a74477924d724cd6c"],"state_sha256":"30f56011e41a75d0dc0f6fd137335a41d12cfa183de98f07aec008d36fa364cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v5IlPcDZnRZArPMED2Kxz8AsUTG1FVvoONdTmKNUYoDrd4LQ1juJmt5IHXzFXTWmONsotY8TBY70i9jODn18DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T12:30:14.147465Z","bundle_sha256":"6d56bb54293daca797a285fa1de4b7aa443cf9b992c8d040ce19512851ac701b"}}