{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:ZWPQ5CD5EPLYNERWH7GAYEG3HB","short_pith_number":"pith:ZWPQ5CD5","canonical_record":{"source":{"id":"2306.07191","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2023-06-12T15:47:18Z","cross_cats_sorted":[],"title_canon_sha256":"0456e618330e937793839dffc7e6ccf216fc16cca6f4920f6305ee6e90479695","abstract_canon_sha256":"502f2273e68184330a3dbab4cfe33be3053992588dde5d354bcedde8bf823ab7"},"schema_version":"1.0"},"canonical_sha256":"cd9f0e887d23d78692363fcc0c10db38753f52f94f0b1f7d5528ed0e84603eb8","source":{"kind":"arxiv","id":"2306.07191","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.07191","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"arxiv_version","alias_value":"2306.07191v1","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.07191","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"pith_short_12","alias_value":"ZWPQ5CD5EPLY","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZWPQ5CD5EPLYNERW","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZWPQ5CD5","created_at":"2026-07-05T06:53:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:ZWPQ5CD5EPLYNERWH7GAYEG3HB","target":"record","payload":{"canonical_record":{"source":{"id":"2306.07191","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2023-06-12T15:47:18Z","cross_cats_sorted":[],"title_canon_sha256":"0456e618330e937793839dffc7e6ccf216fc16cca6f4920f6305ee6e90479695","abstract_canon_sha256":"502f2273e68184330a3dbab4cfe33be3053992588dde5d354bcedde8bf823ab7"},"schema_version":"1.0"},"canonical_sha256":"cd9f0e887d23d78692363fcc0c10db38753f52f94f0b1f7d5528ed0e84603eb8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:53:07.594664Z","signature_b64":"smvsysJitlOlQdxfWbDh4IX5oqHlMq8+GQNedOXlaJDcWsVePpQ5uKdJl/DrNYQKpL/vJKmJYNNZTJWv0PMMBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd9f0e887d23d78692363fcc0c10db38753f52f94f0b1f7d5528ed0e84603eb8","last_reissued_at":"2026-07-05T06:53:07.594181Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:53:07.594181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2306.07191","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":"2026-07-05T06:53:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f7j0Aq5Qz6M1MDKZ++Em5CY3Gxl8S44brn7LfLQeFaob6uVXxBTy4S6+B6jXGhoQnm28X5kn1toiQicXOwrzCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T22:31:26.442066Z"},"content_sha256":"23db5a02a94bd874b997fa58eea67d5018daf6c5ad20cb32fbe82a55d07b79f6","schema_version":"1.0","event_id":"sha256:23db5a02a94bd874b997fa58eea67d5018daf6c5ad20cb32fbe82a55d07b79f6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:ZWPQ5CD5EPLYNERWH7GAYEG3HB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neural Intersection Function","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.GR","authors_text":"Chih-Chen Kao, Shin Fujieda, Takahiro Harada","submitted_at":"2023-06-12T15:47:18Z","abstract_excerpt":"The ray casting operation in the Monte Carlo ray tracing algorithm usually adopts a bounding volume hierarchy (BVH) to accelerate the process of finding intersections to evaluate visibility. However, its characteristics are irregular, with divergence in memory access and branch execution, so it cannot achieve maximum efficiency on GPUs. This paper proposes a novel Neural Intersection Function based on a multilayer perceptron whose core operation contains only dense matrix multiplication with predictable memory access. Our method is the first solution integrating the neural network-based approa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.07191","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/2306.07191/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":"2026-07-05T06:53:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dXxbG2O89Y4CfWOoKTRkOGx4/d0QlKzaKfqQOjQmWgpNOrTgL5LDqv2TvG4xP/vVXRvGY/uTp6j1FnJkETYADA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T22:31:26.442625Z"},"content_sha256":"64be534c48c5f1d5ee3736e1a43227bebf70062e5f3a53d6d052c7dab2c8aa47","schema_version":"1.0","event_id":"sha256:64be534c48c5f1d5ee3736e1a43227bebf70062e5f3a53d6d052c7dab2c8aa47"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZWPQ5CD5EPLYNERWH7GAYEG3HB/bundle.json","state_url":"https://pith.science/pith/ZWPQ5CD5EPLYNERWH7GAYEG3HB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZWPQ5CD5EPLYNERWH7GAYEG3HB/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":"2026-08-14T22:31:26Z","links":{"resolver":"https://pith.science/pith/ZWPQ5CD5EPLYNERWH7GAYEG3HB","bundle":"https://pith.science/pith/ZWPQ5CD5EPLYNERWH7GAYEG3HB/bundle.json","state":"https://pith.science/pith/ZWPQ5CD5EPLYNERWH7GAYEG3HB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZWPQ5CD5EPLYNERWH7GAYEG3HB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:ZWPQ5CD5EPLYNERWH7GAYEG3HB","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":"502f2273e68184330a3dbab4cfe33be3053992588dde5d354bcedde8bf823ab7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2023-06-12T15:47:18Z","title_canon_sha256":"0456e618330e937793839dffc7e6ccf216fc16cca6f4920f6305ee6e90479695"},"schema_version":"1.0","source":{"id":"2306.07191","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.07191","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"arxiv_version","alias_value":"2306.07191v1","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.07191","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"pith_short_12","alias_value":"ZWPQ5CD5EPLY","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZWPQ5CD5EPLYNERW","created_at":"2026-07-05T06:53:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZWPQ5CD5","created_at":"2026-07-05T06:53:07Z"}],"graph_snapshots":[{"event_id":"sha256:64be534c48c5f1d5ee3736e1a43227bebf70062e5f3a53d6d052c7dab2c8aa47","target":"graph","created_at":"2026-07-05T06:53:07Z","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/2306.07191/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The ray casting operation in the Monte Carlo ray tracing algorithm usually adopts a bounding volume hierarchy (BVH) to accelerate the process of finding intersections to evaluate visibility. However, its characteristics are irregular, with divergence in memory access and branch execution, so it cannot achieve maximum efficiency on GPUs. This paper proposes a novel Neural Intersection Function based on a multilayer perceptron whose core operation contains only dense matrix multiplication with predictable memory access. Our method is the first solution integrating the neural network-based approa","authors_text":"Chih-Chen Kao, Shin Fujieda, Takahiro Harada","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2023-06-12T15:47:18Z","title":"Neural Intersection Function"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.07191","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":"sha256:23db5a02a94bd874b997fa58eea67d5018daf6c5ad20cb32fbe82a55d07b79f6","target":"record","created_at":"2026-07-05T06:53:07Z","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":"502f2273e68184330a3dbab4cfe33be3053992588dde5d354bcedde8bf823ab7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2023-06-12T15:47:18Z","title_canon_sha256":"0456e618330e937793839dffc7e6ccf216fc16cca6f4920f6305ee6e90479695"},"schema_version":"1.0","source":{"id":"2306.07191","kind":"arxiv","version":1}},"canonical_sha256":"cd9f0e887d23d78692363fcc0c10db38753f52f94f0b1f7d5528ed0e84603eb8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd9f0e887d23d78692363fcc0c10db38753f52f94f0b1f7d5528ed0e84603eb8","first_computed_at":"2026-07-05T06:53:07.594181Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:53:07.594181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"smvsysJitlOlQdxfWbDh4IX5oqHlMq8+GQNedOXlaJDcWsVePpQ5uKdJl/DrNYQKpL/vJKmJYNNZTJWv0PMMBw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:53:07.594664Z","signed_message":"canonical_sha256_bytes"},"source_id":"2306.07191","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:23db5a02a94bd874b997fa58eea67d5018daf6c5ad20cb32fbe82a55d07b79f6","sha256:64be534c48c5f1d5ee3736e1a43227bebf70062e5f3a53d6d052c7dab2c8aa47"],"state_sha256":"a2d88e18e109babfd11a3384cff00152d013e5662abc0d6aa337d67f549f742d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3pJHksxR3/l2eG8H9b4rh7CJl7P6vQQG5bQfuqkMnteWDxaXK8xPwCmnVUE3fSKLZnWzjm+JjIyZGHZ89yNfDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T22:31:26.447111Z","bundle_sha256":"5ed2d633ec6eac17c3beca94202cb9f64002443c126012c36e939e5a1799cba5"}}