{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:4HZ757NXD42N46SSD5IE67ERWK","short_pith_number":"pith:4HZ757NX","canonical_record":{"source":{"id":"1410.2886","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-10-13T09:40:32Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"552fdaf20cc5ce7c419ecdfe64703e36ccc219d2e657006fcf47225656580bcb","abstract_canon_sha256":"86adfc559bfc9b1785ec39af672691aa32c14e9df469f3e3c7e39487daab82e5"},"schema_version":"1.0"},"canonical_sha256":"e1f3fefdb71f34de7a521f504f7c91b2ac05cf9fb742173c8a8775c5a29a2f55","source":{"kind":"arxiv","id":"1410.2886","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.2886","created_at":"2026-05-18T02:40:17Z"},{"alias_kind":"arxiv_version","alias_value":"1410.2886v1","created_at":"2026-05-18T02:40:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.2886","created_at":"2026-05-18T02:40:17Z"},{"alias_kind":"pith_short_12","alias_value":"4HZ757NXD42N","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4HZ757NXD42N46SS","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4HZ757NX","created_at":"2026-05-18T12:28:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:4HZ757NXD42N46SSD5IE67ERWK","target":"record","payload":{"canonical_record":{"source":{"id":"1410.2886","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-10-13T09:40:32Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"552fdaf20cc5ce7c419ecdfe64703e36ccc219d2e657006fcf47225656580bcb","abstract_canon_sha256":"86adfc559bfc9b1785ec39af672691aa32c14e9df469f3e3c7e39487daab82e5"},"schema_version":"1.0"},"canonical_sha256":"e1f3fefdb71f34de7a521f504f7c91b2ac05cf9fb742173c8a8775c5a29a2f55","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:40:17.504251Z","signature_b64":"kI+89FXmTEU5Uybax7XQIFfMVqZf4+PRe8CDrFvmN9wHGtl8UcvE341gfPN6EE9v/G9xXSlyM7dooCrSAV7zBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e1f3fefdb71f34de7a521f504f7c91b2ac05cf9fb742173c8a8775c5a29a2f55","last_reissued_at":"2026-05-18T02:40:17.503853Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:40:17.503853Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.2886","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":"2026-05-18T02:40:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LYL81jmuX9t/ulIYm2CZX3HOZ47BR+bqpQJi8o1yp50p9tGL0/RTrTBkRJUTYIDfXT2MOYpKcu/883bC/U5cDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T09:01:37.971002Z"},"content_sha256":"b241fb56b8c02e24656825f3ba3750fb1058bb6ab04edc087a8413bfa0dc5375","schema_version":"1.0","event_id":"sha256:b241fb56b8c02e24656825f3ba3750fb1058bb6ab04edc087a8413bfa0dc5375"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:4HZ757NXD42N46SSD5IE67ERWK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experiments and Discrete Element Simulation of the Dosing of Cohesive Powders in a Simplified Geometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.soft","authors_text":"Bruno E. Chavez Montes, Dinant Krijgsman, Marco Ramaioli, Olukayode I. Imole, Stefan Luding, Thomas Weinhart, Vanessa Magnanimo","submitted_at":"2014-10-13T09:40:32Z","abstract_excerpt":"We perform experiments and discrete element simulations on the dosing of cohesive granular materials in a simplified geometry. The setup is a simplified canister box where the powder is dosed out of the box through the action of a constant-pitch screw feeder connected to a motor. A dose consists of a rotation step followed by a period of rest before the next dosage.\n  From the experiments, we report on the operational performance of the dosing process through a variation of dosage time, coil pitch and initial powder mass. We find that the dosed mass shows an increasing linear dependence on the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.2886","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":"2026-05-18T02:40:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jG3MDtQkGFFZ4aKsn29VJcHeGD6fYjtx2WhbqKpbh3USc0hdnNMCWNBBUiHYHiQmmt3JlJ5YOXYYoZLdYCzYAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T09:01:37.971376Z"},"content_sha256":"099bf6b1b1afda35f959a52fa48cd9e32ab6c8e0f5a853f56cd0e92e86738f6f","schema_version":"1.0","event_id":"sha256:099bf6b1b1afda35f959a52fa48cd9e32ab6c8e0f5a853f56cd0e92e86738f6f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4HZ757NXD42N46SSD5IE67ERWK/bundle.json","state_url":"https://pith.science/pith/4HZ757NXD42N46SSD5IE67ERWK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4HZ757NXD42N46SSD5IE67ERWK/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":"2026-06-03T09:01:37Z","links":{"resolver":"https://pith.science/pith/4HZ757NXD42N46SSD5IE67ERWK","bundle":"https://pith.science/pith/4HZ757NXD42N46SSD5IE67ERWK/bundle.json","state":"https://pith.science/pith/4HZ757NXD42N46SSD5IE67ERWK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4HZ757NXD42N46SSD5IE67ERWK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:4HZ757NXD42N46SSD5IE67ERWK","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":"86adfc559bfc9b1785ec39af672691aa32c14e9df469f3e3c7e39487daab82e5","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-10-13T09:40:32Z","title_canon_sha256":"552fdaf20cc5ce7c419ecdfe64703e36ccc219d2e657006fcf47225656580bcb"},"schema_version":"1.0","source":{"id":"1410.2886","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.2886","created_at":"2026-05-18T02:40:17Z"},{"alias_kind":"arxiv_version","alias_value":"1410.2886v1","created_at":"2026-05-18T02:40:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.2886","created_at":"2026-05-18T02:40:17Z"},{"alias_kind":"pith_short_12","alias_value":"4HZ757NXD42N","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4HZ757NXD42N46SS","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4HZ757NX","created_at":"2026-05-18T12:28:14Z"}],"graph_snapshots":[{"event_id":"sha256:099bf6b1b1afda35f959a52fa48cd9e32ab6c8e0f5a853f56cd0e92e86738f6f","target":"graph","created_at":"2026-05-18T02:40:17Z","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":"We perform experiments and discrete element simulations on the dosing of cohesive granular materials in a simplified geometry. The setup is a simplified canister box where the powder is dosed out of the box through the action of a constant-pitch screw feeder connected to a motor. A dose consists of a rotation step followed by a period of rest before the next dosage.\n  From the experiments, we report on the operational performance of the dosing process through a variation of dosage time, coil pitch and initial powder mass. We find that the dosed mass shows an increasing linear dependence on the","authors_text":"Bruno E. Chavez Montes, Dinant Krijgsman, Marco Ramaioli, Olukayode I. Imole, Stefan Luding, Thomas Weinhart, Vanessa Magnanimo","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-10-13T09:40:32Z","title":"Experiments and Discrete Element Simulation of the Dosing of Cohesive Powders in a Simplified Geometry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.2886","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:b241fb56b8c02e24656825f3ba3750fb1058bb6ab04edc087a8413bfa0dc5375","target":"record","created_at":"2026-05-18T02:40:17Z","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":"86adfc559bfc9b1785ec39af672691aa32c14e9df469f3e3c7e39487daab82e5","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-10-13T09:40:32Z","title_canon_sha256":"552fdaf20cc5ce7c419ecdfe64703e36ccc219d2e657006fcf47225656580bcb"},"schema_version":"1.0","source":{"id":"1410.2886","kind":"arxiv","version":1}},"canonical_sha256":"e1f3fefdb71f34de7a521f504f7c91b2ac05cf9fb742173c8a8775c5a29a2f55","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e1f3fefdb71f34de7a521f504f7c91b2ac05cf9fb742173c8a8775c5a29a2f55","first_computed_at":"2026-05-18T02:40:17.503853Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:40:17.503853Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kI+89FXmTEU5Uybax7XQIFfMVqZf4+PRe8CDrFvmN9wHGtl8UcvE341gfPN6EE9v/G9xXSlyM7dooCrSAV7zBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:40:17.504251Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.2886","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b241fb56b8c02e24656825f3ba3750fb1058bb6ab04edc087a8413bfa0dc5375","sha256:099bf6b1b1afda35f959a52fa48cd9e32ab6c8e0f5a853f56cd0e92e86738f6f"],"state_sha256":"f78d39fbab7651ac91a9722631ac0d03e0046bce22d1734a4e611b00c337c3d6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"shiqfQIddu8jPoA1kUD8ZyQtWT6oCO0Mvr7KWHJuet2mi5GUfMJT5iAKYJ72x3rCy+am0tj9WWeLLxpW9MxeAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T09:01:37.973410Z","bundle_sha256":"6ec674e2d3ab4a09e5d8eb00f85bddbd66ca61c6105f66d2aa6ce58103399ecc"}}