{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:HSWRTM5L64KWKLP2XIJ3RUSGZS","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":"0d245d6421541190e025ff07c964c6e24506079be371f4572efa55958f397663","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-09-27T03:29:54Z","title_canon_sha256":"fbc465acfb11a90e61d8573f1030e806acfa8d3d1bd594c825059217e5df7475"},"schema_version":"1.0","source":{"id":"1709.09319","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.09319","created_at":"2026-05-18T00:34:12Z"},{"alias_kind":"arxiv_version","alias_value":"1709.09319v1","created_at":"2026-05-18T00:34:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.09319","created_at":"2026-05-18T00:34:12Z"},{"alias_kind":"pith_short_12","alias_value":"HSWRTM5L64KW","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"HSWRTM5L64KWKLP2","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"HSWRTM5L","created_at":"2026-05-18T12:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:3b656b014471b3824f8bab44ac8fa6a61806e278164eae6b99b74b0b102fafc9","target":"graph","created_at":"2026-05-18T00:34:12Z","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":"We study the light scattering properties of moderately large dust aggregates ($0.8\\mu m \\lesssim R \\lesssim 2.0\\mu m$) with a wide variation of porosity ($\\mathcal{P}$) from 0.57 to 0.98. The computations are performed using the Superposition T-matrix code with BAM2 cluster ($\\mathcal{P} \\sim 0.57-0.64$), BAM1 cluster ($\\mathcal{P} \\sim 0.74$), BA or BPCA cluster ($\\mathcal{P} \\sim 0.85-0.87$) and BCCA cluster ($\\mathcal{P} \\sim 0.98$). The effect of aggregate size parameter ($X$) on the light scattering properties of aggregates (BA and BAM2) having different porosities is explored in this stu","authors_text":"H. S. Das, P. Deb Roy, P. Halder","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-09-27T03:29:54Z","title":"Study of light scattering properties of dust aggregates with a wide variation of porosity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.09319","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":"sha256:127b2212ce0fd9da58eced09c5a050866d5d8604b06f5db8b4ea8a46a1061ae9","target":"record","created_at":"2026-05-18T00:34:12Z","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":"0d245d6421541190e025ff07c964c6e24506079be371f4572efa55958f397663","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-09-27T03:29:54Z","title_canon_sha256":"fbc465acfb11a90e61d8573f1030e806acfa8d3d1bd594c825059217e5df7475"},"schema_version":"1.0","source":{"id":"1709.09319","kind":"arxiv","version":1}},"canonical_sha256":"3cad19b3abf715652dfaba13b8d246cca4ffdca972f3cc3535c054ed379af117","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3cad19b3abf715652dfaba13b8d246cca4ffdca972f3cc3535c054ed379af117","first_computed_at":"2026-05-18T00:34:12.185048Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:12.185048Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Cfy2DxZuNrYV3Kkucf8Rn/FOEbdsWB25kIrNjEh4bj6GLoaB3v25xk75xeF6kHOw8D7K23sXbDF5yYDoGuTVBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:12.185682Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.09319","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:127b2212ce0fd9da58eced09c5a050866d5d8604b06f5db8b4ea8a46a1061ae9","sha256:3b656b014471b3824f8bab44ac8fa6a61806e278164eae6b99b74b0b102fafc9"],"state_sha256":"fb61b7d2a29bc83a14fcac48976da36d17b2a7773d2e801f1fdc7c2a1ef06bcb"}