{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:LFRUTXK2MYUY3KOVXURUXXTTVL","short_pith_number":"pith:LFRUTXK2","canonical_record":{"source":{"id":"1707.03437","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2017-06-26T06:34:59Z","cross_cats_sorted":["cs.CE"],"title_canon_sha256":"fde9446499187d5d800f954685617033e3e46379220b18cd5f4d95a7e5bbd572","abstract_canon_sha256":"68499e2ae6f65c12872a191fe73e8d21b1bf08248785017849cd19cfabf841cf"},"schema_version":"1.0"},"canonical_sha256":"596349dd5a66298da9d5bd234bde73aacc9315c1f454d1282c0fbc658c6d2cb7","source":{"kind":"arxiv","id":"1707.03437","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.03437","created_at":"2026-05-18T00:40:28Z"},{"alias_kind":"arxiv_version","alias_value":"1707.03437v1","created_at":"2026-05-18T00:40:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.03437","created_at":"2026-05-18T00:40:28Z"},{"alias_kind":"pith_short_12","alias_value":"LFRUTXK2MYUY","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_16","alias_value":"LFRUTXK2MYUY3KOV","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_8","alias_value":"LFRUTXK2","created_at":"2026-05-18T12:31:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:LFRUTXK2MYUY3KOVXURUXXTTVL","target":"record","payload":{"canonical_record":{"source":{"id":"1707.03437","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2017-06-26T06:34:59Z","cross_cats_sorted":["cs.CE"],"title_canon_sha256":"fde9446499187d5d800f954685617033e3e46379220b18cd5f4d95a7e5bbd572","abstract_canon_sha256":"68499e2ae6f65c12872a191fe73e8d21b1bf08248785017849cd19cfabf841cf"},"schema_version":"1.0"},"canonical_sha256":"596349dd5a66298da9d5bd234bde73aacc9315c1f454d1282c0fbc658c6d2cb7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:40:28.084446Z","signature_b64":"K6TBE8TsOnEuc4m+ITHCUNHnvwTO2wY3tzaN4QEV6q1fJZqYiP7gmoOkqJ3344QWK3IbQDb35yrtywWLjblLAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"596349dd5a66298da9d5bd234bde73aacc9315c1f454d1282c0fbc658c6d2cb7","last_reissued_at":"2026-05-18T00:40:28.083891Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:40:28.083891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1707.03437","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":"2026-05-18T00:40:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m3aWg5Q8P9L1jxzLuTRR7NCFRcMMhcHQQrkPIqrMRfcYDGODRoXnFfEAI88wyVsGnTq43FJkO82i/B5kJYYiAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T17:52:28.536938Z"},"content_sha256":"9d683d9b1867d74ba521e86bccb79da9ba3d325964d07c85affea048b98d6fe4","schema_version":"1.0","event_id":"sha256:9d683d9b1867d74ba521e86bccb79da9ba3d325964d07c85affea048b98d6fe4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:LFRUTXK2MYUY3KOVXURUXXTTVL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Outcrop fracture characterization on suppositional planes cutting through digital outcrop models (DOMs)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CE"],"primary_cat":"physics.geo-ph","authors_text":"Lejun Zou, Xiaohua Shen, Xin Wang, Yi Qin, Yupeng Ren, Zhonghao Guo","submitted_at":"2017-06-26T06:34:59Z","abstract_excerpt":"Conventional fracture data collection methods are usually implemented on planar surfaces or assuming they are planar; these methods may introduce sampling errors on uneven outcrop surfaces. Consequently, data collected on limited types of outcrop surfaces (mainly bedding surfaces) may not be a sufficient representation of fracture network characteristic in outcrops. Recent development of techniques that obtain DOMs from outcrops and extract the full extent of individual fractures offers the opportunity to address the problem of performing the conventional sampling methods on uneven outcrop sur"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.03437","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":"2026-05-18T00:40:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8XahZML2XP0IOdmN/abmkK432H8I/GLCmyWDMz6cTjxGaTRjIcfzG4yxJbMSqZ+XQqUFgRN0knscjWhXmbA7Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T17:52:28.538425Z"},"content_sha256":"02ced9878db2fe2e89137859dca922baba93f7919b65e7287d4af55a3986f161","schema_version":"1.0","event_id":"sha256:02ced9878db2fe2e89137859dca922baba93f7919b65e7287d4af55a3986f161"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LFRUTXK2MYUY3KOVXURUXXTTVL/bundle.json","state_url":"https://pith.science/pith/LFRUTXK2MYUY3KOVXURUXXTTVL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LFRUTXK2MYUY3KOVXURUXXTTVL/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":"2026-08-22T17:52:28Z","links":{"resolver":"https://pith.science/pith/LFRUTXK2MYUY3KOVXURUXXTTVL","bundle":"https://pith.science/pith/LFRUTXK2MYUY3KOVXURUXXTTVL/bundle.json","state":"https://pith.science/pith/LFRUTXK2MYUY3KOVXURUXXTTVL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LFRUTXK2MYUY3KOVXURUXXTTVL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:LFRUTXK2MYUY3KOVXURUXXTTVL","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":"68499e2ae6f65c12872a191fe73e8d21b1bf08248785017849cd19cfabf841cf","cross_cats_sorted":["cs.CE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2017-06-26T06:34:59Z","title_canon_sha256":"fde9446499187d5d800f954685617033e3e46379220b18cd5f4d95a7e5bbd572"},"schema_version":"1.0","source":{"id":"1707.03437","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.03437","created_at":"2026-05-18T00:40:28Z"},{"alias_kind":"arxiv_version","alias_value":"1707.03437v1","created_at":"2026-05-18T00:40:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.03437","created_at":"2026-05-18T00:40:28Z"},{"alias_kind":"pith_short_12","alias_value":"LFRUTXK2MYUY","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_16","alias_value":"LFRUTXK2MYUY3KOV","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_8","alias_value":"LFRUTXK2","created_at":"2026-05-18T12:31:28Z"}],"graph_snapshots":[{"event_id":"sha256:02ced9878db2fe2e89137859dca922baba93f7919b65e7287d4af55a3986f161","target":"graph","created_at":"2026-05-18T00:40:28Z","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":"Conventional fracture data collection methods are usually implemented on planar surfaces or assuming they are planar; these methods may introduce sampling errors on uneven outcrop surfaces. Consequently, data collected on limited types of outcrop surfaces (mainly bedding surfaces) may not be a sufficient representation of fracture network characteristic in outcrops. Recent development of techniques that obtain DOMs from outcrops and extract the full extent of individual fractures offers the opportunity to address the problem of performing the conventional sampling methods on uneven outcrop sur","authors_text":"Lejun Zou, Xiaohua Shen, Xin Wang, Yi Qin, Yupeng Ren, Zhonghao Guo","cross_cats":["cs.CE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2017-06-26T06:34:59Z","title":"Outcrop fracture characterization on suppositional planes cutting through digital outcrop models (DOMs)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.03437","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":"sha256:9d683d9b1867d74ba521e86bccb79da9ba3d325964d07c85affea048b98d6fe4","target":"record","created_at":"2026-05-18T00:40:28Z","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":"68499e2ae6f65c12872a191fe73e8d21b1bf08248785017849cd19cfabf841cf","cross_cats_sorted":["cs.CE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2017-06-26T06:34:59Z","title_canon_sha256":"fde9446499187d5d800f954685617033e3e46379220b18cd5f4d95a7e5bbd572"},"schema_version":"1.0","source":{"id":"1707.03437","kind":"arxiv","version":1}},"canonical_sha256":"596349dd5a66298da9d5bd234bde73aacc9315c1f454d1282c0fbc658c6d2cb7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"596349dd5a66298da9d5bd234bde73aacc9315c1f454d1282c0fbc658c6d2cb7","first_computed_at":"2026-05-18T00:40:28.083891Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:40:28.083891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"K6TBE8TsOnEuc4m+ITHCUNHnvwTO2wY3tzaN4QEV6q1fJZqYiP7gmoOkqJ3344QWK3IbQDb35yrtywWLjblLAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:40:28.084446Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.03437","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9d683d9b1867d74ba521e86bccb79da9ba3d325964d07c85affea048b98d6fe4","sha256:02ced9878db2fe2e89137859dca922baba93f7919b65e7287d4af55a3986f161"],"state_sha256":"480fd6eb4704bef32623fb92c5461655d9bf630e5cee20dfc1c6b568eadee54f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s2UGgiu0nVFOpmuJNrx/3AdlZQES+pm6JyGVJzWnjOmFTbA0/jED35lqUigjrIs6YI4gCOiPnebTrvuyNLwEAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T17:52:28.542039Z","bundle_sha256":"5eed48b9646580866d458febfea218f5a278002a3fc39082c0e6fc63957fae22"}}