{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:QVCS47GRX37MZRDF4HJ7JPEHZY","short_pith_number":"pith:QVCS47GR","canonical_record":{"source":{"id":"1804.08074","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-04-22T06:45:47Z","cross_cats_sorted":[],"title_canon_sha256":"ae311399cc2046d79330f0925117e083629200a03b9ceca26822f432bdd7ba52","abstract_canon_sha256":"7e996103fe97175e79c9e783d680023478e8ea325bd06dfd0ddb3687ff3774c6"},"schema_version":"1.0"},"canonical_sha256":"85452e7cd1befeccc465e1d3f4bc87ce2309a58f4e07bee2084918b4a84ed133","source":{"kind":"arxiv","id":"1804.08074","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.08074","created_at":"2026-05-17T23:59:17Z"},{"alias_kind":"arxiv_version","alias_value":"1804.08074v2","created_at":"2026-05-17T23:59:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.08074","created_at":"2026-05-17T23:59:17Z"},{"alias_kind":"pith_short_12","alias_value":"QVCS47GRX37M","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QVCS47GRX37MZRDF","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QVCS47GR","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:QVCS47GRX37MZRDF4HJ7JPEHZY","target":"record","payload":{"canonical_record":{"source":{"id":"1804.08074","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-04-22T06:45:47Z","cross_cats_sorted":[],"title_canon_sha256":"ae311399cc2046d79330f0925117e083629200a03b9ceca26822f432bdd7ba52","abstract_canon_sha256":"7e996103fe97175e79c9e783d680023478e8ea325bd06dfd0ddb3687ff3774c6"},"schema_version":"1.0"},"canonical_sha256":"85452e7cd1befeccc465e1d3f4bc87ce2309a58f4e07bee2084918b4a84ed133","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:59:17.311604Z","signature_b64":"DQZ/dA/TT57M5f6l2QDs/Aq9TZAOt2J+KlZ/zoT4mL3V+V2wbg8iRHo3V4DbrODSjcY9a9HkAUUozKTlFSiwBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"85452e7cd1befeccc465e1d3f4bc87ce2309a58f4e07bee2084918b4a84ed133","last_reissued_at":"2026-05-17T23:59:17.310933Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:59:17.310933Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.08074","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:59:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"stqlya0OxIarhV05iGrgp6YYUTatMQyzmEuhjaKHibXzl6BZD/dtWq8C3iAiqaFnJZOLOpETab9ZhHe762RhCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:34:18.823940Z"},"content_sha256":"5f683a23a72d1461527540aeee19eb6a953d881a8c8604b82181e8d11f0a9b70","schema_version":"1.0","event_id":"sha256:5f683a23a72d1461527540aeee19eb6a953d881a8c8604b82181e8d11f0a9b70"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:QVCS47GRX37MZRDF4HJ7JPEHZY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cluster-induced deagglomeration in dilute gravity-driven gas-solid flows of cohesive grains","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Christine M. Hrenya, Peiyuan Liu","submitted_at":"2018-04-22T06:45:47Z","abstract_excerpt":"Clustering is often presumed to lead to enhanced agglomeration between cohesive grains due to the reduced relative velocities of particles within a cluster. Our discrete-particle simulations on gravity-driven, gas-solid flows of cohesive grains exhibit the opposite trend, revealing a new mechanism we coin \"cluster-induced deagglomeration.\" Specifically, we examine relatively dilute gas-solid flows and isolate agglomerates of cohesive origin from overall heterogeneities in the system, i.e., agglomerates of cohesive origin and clusters of hydrodynamic origin. We observe enhanced clustering with "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.08074","kind":"arxiv","version":2},"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":"2026-05-17T23:59:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zwNDhY7iK5zyjpw4kitKrVDjJUSDL8dQu7fbEEasYH21F2qLL8tFMRaMi6QVtDJAZzt7gyNxHi+FkJ0oGwg+AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:34:18.824293Z"},"content_sha256":"efe2c95da6d8da0967f3e0c35b1e99ae1b993d9075346da29926d74e55c567a4","schema_version":"1.0","event_id":"sha256:efe2c95da6d8da0967f3e0c35b1e99ae1b993d9075346da29926d74e55c567a4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QVCS47GRX37MZRDF4HJ7JPEHZY/bundle.json","state_url":"https://pith.science/pith/QVCS47GRX37MZRDF4HJ7JPEHZY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QVCS47GRX37MZRDF4HJ7JPEHZY/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":"2026-06-01T22:34:18Z","links":{"resolver":"https://pith.science/pith/QVCS47GRX37MZRDF4HJ7JPEHZY","bundle":"https://pith.science/pith/QVCS47GRX37MZRDF4HJ7JPEHZY/bundle.json","state":"https://pith.science/pith/QVCS47GRX37MZRDF4HJ7JPEHZY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QVCS47GRX37MZRDF4HJ7JPEHZY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:QVCS47GRX37MZRDF4HJ7JPEHZY","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":"7e996103fe97175e79c9e783d680023478e8ea325bd06dfd0ddb3687ff3774c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-04-22T06:45:47Z","title_canon_sha256":"ae311399cc2046d79330f0925117e083629200a03b9ceca26822f432bdd7ba52"},"schema_version":"1.0","source":{"id":"1804.08074","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.08074","created_at":"2026-05-17T23:59:17Z"},{"alias_kind":"arxiv_version","alias_value":"1804.08074v2","created_at":"2026-05-17T23:59:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.08074","created_at":"2026-05-17T23:59:17Z"},{"alias_kind":"pith_short_12","alias_value":"QVCS47GRX37M","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QVCS47GRX37MZRDF","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QVCS47GR","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:efe2c95da6d8da0967f3e0c35b1e99ae1b993d9075346da29926d74e55c567a4","target":"graph","created_at":"2026-05-17T23:59:17Z","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":"Clustering is often presumed to lead to enhanced agglomeration between cohesive grains due to the reduced relative velocities of particles within a cluster. Our discrete-particle simulations on gravity-driven, gas-solid flows of cohesive grains exhibit the opposite trend, revealing a new mechanism we coin \"cluster-induced deagglomeration.\" Specifically, we examine relatively dilute gas-solid flows and isolate agglomerates of cohesive origin from overall heterogeneities in the system, i.e., agglomerates of cohesive origin and clusters of hydrodynamic origin. We observe enhanced clustering with ","authors_text":"Christine M. Hrenya, Peiyuan Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-04-22T06:45:47Z","title":"Cluster-induced deagglomeration in dilute gravity-driven gas-solid flows of cohesive grains"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.08074","kind":"arxiv","version":2},"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":"sha256:5f683a23a72d1461527540aeee19eb6a953d881a8c8604b82181e8d11f0a9b70","target":"record","created_at":"2026-05-17T23:59:17Z","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":"7e996103fe97175e79c9e783d680023478e8ea325bd06dfd0ddb3687ff3774c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-04-22T06:45:47Z","title_canon_sha256":"ae311399cc2046d79330f0925117e083629200a03b9ceca26822f432bdd7ba52"},"schema_version":"1.0","source":{"id":"1804.08074","kind":"arxiv","version":2}},"canonical_sha256":"85452e7cd1befeccc465e1d3f4bc87ce2309a58f4e07bee2084918b4a84ed133","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"85452e7cd1befeccc465e1d3f4bc87ce2309a58f4e07bee2084918b4a84ed133","first_computed_at":"2026-05-17T23:59:17.310933Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:17.310933Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DQZ/dA/TT57M5f6l2QDs/Aq9TZAOt2J+KlZ/zoT4mL3V+V2wbg8iRHo3V4DbrODSjcY9a9HkAUUozKTlFSiwBA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:17.311604Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.08074","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5f683a23a72d1461527540aeee19eb6a953d881a8c8604b82181e8d11f0a9b70","sha256:efe2c95da6d8da0967f3e0c35b1e99ae1b993d9075346da29926d74e55c567a4"],"state_sha256":"c0453aa8ffe8b81c05da695f9623a1857e7306faa8ba365a1b8433e694d9a3b3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OzjmlkPRkviOsc5AvHicsymg2NDSrOpWlCTJINX7ZVv4/SwRrECoHDLyeMK4tVjmZScRGRns7nsEIRDCiODYDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T22:34:18.827407Z","bundle_sha256":"06aee9b0db809cf878faab069e42e68880ab1b49ab6fd663d2c4620ae3f82e62"}}