{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:GCBDYZLBSFU6NJ47XILZKO6MUQ","short_pith_number":"pith:GCBDYZLB","canonical_record":{"source":{"id":"1705.10109","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2017-05-29T10:46:06Z","cross_cats_sorted":[],"title_canon_sha256":"b52ec4b01644d16d7b07990e72a6f4f3698f3592589842ba0929f383d55ef56c","abstract_canon_sha256":"83cb83e21168e42ab3f0172ca8c7d0d9a64adf367a41a877c38f1fd121019eba"},"schema_version":"1.0"},"canonical_sha256":"30823c65619169e6a79fba17953bcca43721a4c102a91c5f666ddac56c3d20ef","source":{"kind":"arxiv","id":"1705.10109","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.10109","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"arxiv_version","alias_value":"1705.10109v1","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.10109","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"pith_short_12","alias_value":"GCBDYZLBSFU6","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"GCBDYZLBSFU6NJ47","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"GCBDYZLB","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:GCBDYZLBSFU6NJ47XILZKO6MUQ","target":"record","payload":{"canonical_record":{"source":{"id":"1705.10109","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2017-05-29T10:46:06Z","cross_cats_sorted":[],"title_canon_sha256":"b52ec4b01644d16d7b07990e72a6f4f3698f3592589842ba0929f383d55ef56c","abstract_canon_sha256":"83cb83e21168e42ab3f0172ca8c7d0d9a64adf367a41a877c38f1fd121019eba"},"schema_version":"1.0"},"canonical_sha256":"30823c65619169e6a79fba17953bcca43721a4c102a91c5f666ddac56c3d20ef","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:44.523950Z","signature_b64":"nt9IgEGtxTAf19cqqs/mzCg/S3lmVh2JwpwMNssaTfpLfxbhv+N8IcMlq1DE1/7r5wDtIv+Hh1hQoFK1qUXDBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"30823c65619169e6a79fba17953bcca43721a4c102a91c5f666ddac56c3d20ef","last_reissued_at":"2026-05-17T23:55:44.523073Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:44.523073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.10109","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":"2026-05-17T23:55:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MWN+o5xKPsy2rXkGZfzC/LzYI0VZjRgwVrXPXZ9T/wzS00dAwOMyKceUQOjMDmHUgqr3+xuy2ULAmzpuVp5gCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T01:09:55.698298Z"},"content_sha256":"740f58e49d379e7d0a31a296536abf257bd102afae387b93b976a039e4fbc90a","schema_version":"1.0","event_id":"sha256:740f58e49d379e7d0a31a296536abf257bd102afae387b93b976a039e4fbc90a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:GCBDYZLBSFU6NJ47XILZKO6MUQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Force networks and jamming in shear deformed sphere packings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"H. A. Vinutha, Srikanth Sastry","submitted_at":"2017-05-29T10:46:06Z","abstract_excerpt":"The formation of self-organised structures that resist shear deformation have been discussed in the context of shear jamming and thickening[1-3], with frictional forces playing a key role. However, shear induces geometric features necessary for jamming even in frictionless packings[4]. We analyse conditions for jamming in such assemblies by solving force and torque balance conditions for their contact geometry. We demonstrate, and validate with frictional simulations, that the isostatic condition for mean contact number Z = D + 1 (for spatial dimension D = 2, 3) holds at jamming for both finit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.10109","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":"2026-05-17T23:55:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CPCKse7IM9+wIYtTghAEsv600gika9DzbpYWC5VJino9yUhFXVKlWXW9tc5hd7kHHxYH78POPqVAaiy3a9fmBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T01:09:55.698671Z"},"content_sha256":"cb8e31e74a127544ab814cb5078e17e79496d3ba94b7ba875f2bf945d127eedf","schema_version":"1.0","event_id":"sha256:cb8e31e74a127544ab814cb5078e17e79496d3ba94b7ba875f2bf945d127eedf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GCBDYZLBSFU6NJ47XILZKO6MUQ/bundle.json","state_url":"https://pith.science/pith/GCBDYZLBSFU6NJ47XILZKO6MUQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GCBDYZLBSFU6NJ47XILZKO6MUQ/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":"2026-06-09T01:09:55Z","links":{"resolver":"https://pith.science/pith/GCBDYZLBSFU6NJ47XILZKO6MUQ","bundle":"https://pith.science/pith/GCBDYZLBSFU6NJ47XILZKO6MUQ/bundle.json","state":"https://pith.science/pith/GCBDYZLBSFU6NJ47XILZKO6MUQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GCBDYZLBSFU6NJ47XILZKO6MUQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:GCBDYZLBSFU6NJ47XILZKO6MUQ","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":"83cb83e21168e42ab3f0172ca8c7d0d9a64adf367a41a877c38f1fd121019eba","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2017-05-29T10:46:06Z","title_canon_sha256":"b52ec4b01644d16d7b07990e72a6f4f3698f3592589842ba0929f383d55ef56c"},"schema_version":"1.0","source":{"id":"1705.10109","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.10109","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"arxiv_version","alias_value":"1705.10109v1","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.10109","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"pith_short_12","alias_value":"GCBDYZLBSFU6","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"GCBDYZLBSFU6NJ47","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"GCBDYZLB","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:cb8e31e74a127544ab814cb5078e17e79496d3ba94b7ba875f2bf945d127eedf","target":"graph","created_at":"2026-05-17T23:55:44Z","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":"The formation of self-organised structures that resist shear deformation have been discussed in the context of shear jamming and thickening[1-3], with frictional forces playing a key role. However, shear induces geometric features necessary for jamming even in frictionless packings[4]. We analyse conditions for jamming in such assemblies by solving force and torque balance conditions for their contact geometry. We demonstrate, and validate with frictional simulations, that the isostatic condition for mean contact number Z = D + 1 (for spatial dimension D = 2, 3) holds at jamming for both finit","authors_text":"H. A. Vinutha, Srikanth Sastry","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2017-05-29T10:46:06Z","title":"Force networks and jamming in shear deformed sphere packings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.10109","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":"sha256:740f58e49d379e7d0a31a296536abf257bd102afae387b93b976a039e4fbc90a","target":"record","created_at":"2026-05-17T23:55:44Z","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":"83cb83e21168e42ab3f0172ca8c7d0d9a64adf367a41a877c38f1fd121019eba","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2017-05-29T10:46:06Z","title_canon_sha256":"b52ec4b01644d16d7b07990e72a6f4f3698f3592589842ba0929f383d55ef56c"},"schema_version":"1.0","source":{"id":"1705.10109","kind":"arxiv","version":1}},"canonical_sha256":"30823c65619169e6a79fba17953bcca43721a4c102a91c5f666ddac56c3d20ef","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"30823c65619169e6a79fba17953bcca43721a4c102a91c5f666ddac56c3d20ef","first_computed_at":"2026-05-17T23:55:44.523073Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:55:44.523073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nt9IgEGtxTAf19cqqs/mzCg/S3lmVh2JwpwMNssaTfpLfxbhv+N8IcMlq1DE1/7r5wDtIv+Hh1hQoFK1qUXDBA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:55:44.523950Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.10109","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:740f58e49d379e7d0a31a296536abf257bd102afae387b93b976a039e4fbc90a","sha256:cb8e31e74a127544ab814cb5078e17e79496d3ba94b7ba875f2bf945d127eedf"],"state_sha256":"2eda938093aee41c2632fc7400f66bd6cf82c7d5229037ac28bc373d82e772d0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DnsB//eGmebej5DoclTE9mN9Ls+lq+YzBD5Zs4nibpj7lxRGADtCyf9rd/6183Z/yKvIxf+Oj55CKNya02j2BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T01:09:55.700427Z","bundle_sha256":"d49fbd1e67e6ab8b0444c492ccfa7bf81cd78df5decd0ed739e4131063791c8f"}}