{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:3TAELG5GAKJKJ4BY4GIAFARZQQ","short_pith_number":"pith:3TAELG5G","canonical_record":{"source":{"id":"1707.09288","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-07-26T13:10:24Z","cross_cats_sorted":[],"title_canon_sha256":"0eac3e5f96771c37928de7203d5880441b00c707405234a2de9a372783bd0487","abstract_canon_sha256":"d72e38198f4abeb71bc547cf1cde84bde62d26b44d08d87933764a8f2ff8a04c"},"schema_version":"1.0"},"canonical_sha256":"dcc0459ba60292a4f038e19002823984259477e2cf311488117834caed1f7aa6","source":{"kind":"arxiv","id":"1707.09288","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.09288","created_at":"2026-05-18T00:33:01Z"},{"alias_kind":"arxiv_version","alias_value":"1707.09288v2","created_at":"2026-05-18T00:33:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.09288","created_at":"2026-05-18T00:33:01Z"},{"alias_kind":"pith_short_12","alias_value":"3TAELG5GAKJK","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_16","alias_value":"3TAELG5GAKJKJ4BY","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_8","alias_value":"3TAELG5G","created_at":"2026-05-18T12:30:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:3TAELG5GAKJKJ4BY4GIAFARZQQ","target":"record","payload":{"canonical_record":{"source":{"id":"1707.09288","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-07-26T13:10:24Z","cross_cats_sorted":[],"title_canon_sha256":"0eac3e5f96771c37928de7203d5880441b00c707405234a2de9a372783bd0487","abstract_canon_sha256":"d72e38198f4abeb71bc547cf1cde84bde62d26b44d08d87933764a8f2ff8a04c"},"schema_version":"1.0"},"canonical_sha256":"dcc0459ba60292a4f038e19002823984259477e2cf311488117834caed1f7aa6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:01.827736Z","signature_b64":"9/b+dC7UOUnZRdXsOVJv/jMRFhVeKZKhLXydvM0L5RUGkftThesGbnbXcf/5LG9UqSOhxcv08lZf4fXMSztyCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dcc0459ba60292a4f038e19002823984259477e2cf311488117834caed1f7aa6","last_reissued_at":"2026-05-18T00:33:01.827153Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:01.827153Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1707.09288","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":"2026-05-18T00:33:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1oHSV38GQNPBVJHxLoGgYt4cRD7tkj2sNBxVoA3ZqoxUjAjxRv5rhljgP97sKiexUBidT03Y+aoFTh3MPJsfDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T22:56:49.536239Z"},"content_sha256":"25c7b0112d3bc5c7530090c7558a230ba30044dcd5eb1ed7c1442785c6743f4c","schema_version":"1.0","event_id":"sha256:25c7b0112d3bc5c7530090c7558a230ba30044dcd5eb1ed7c1442785c6743f4c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:3TAELG5GAKJKJ4BY4GIAFARZQQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hydro-mechanical network modelling of particulate composites","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ignatios Athanasiadis, Peter Grassl, Simon J. Wheeler","submitted_at":"2017-07-26T13:10:24Z","abstract_excerpt":"Differential shrinkage in particulate quasi-brittle materials causes microcracking which reduces durability in these materials by increasing their mass transport properties. A hydro-mechanical three-dimensional periodic network approach was used to investigate the influence of particle and specimen size on the specimen permeability. The particulate quasi-brittle materials studied here consist of stiff elastic particles, and a softer matrix and interfacial transition zones between matrix and particles exhibiting nonlinear material responses. An incrementally applied uniform eigenstrain, along w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.09288","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":"2026-05-18T00:33:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rc236bmG4FyckKVE4hjcAaYBnXOdH71zUkSGU3PAmTlwbQv7n4h12+9HwDNGo5js6VZWW9uLvDNhi/GAdv1bCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T22:56:49.536992Z"},"content_sha256":"1cf21acae8035f0c6252800652af32d8ef4ec7c214fa9a0e3b9a7d141365e667","schema_version":"1.0","event_id":"sha256:1cf21acae8035f0c6252800652af32d8ef4ec7c214fa9a0e3b9a7d141365e667"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3TAELG5GAKJKJ4BY4GIAFARZQQ/bundle.json","state_url":"https://pith.science/pith/3TAELG5GAKJKJ4BY4GIAFARZQQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3TAELG5GAKJKJ4BY4GIAFARZQQ/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":"2026-06-11T22:56:49Z","links":{"resolver":"https://pith.science/pith/3TAELG5GAKJKJ4BY4GIAFARZQQ","bundle":"https://pith.science/pith/3TAELG5GAKJKJ4BY4GIAFARZQQ/bundle.json","state":"https://pith.science/pith/3TAELG5GAKJKJ4BY4GIAFARZQQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3TAELG5GAKJKJ4BY4GIAFARZQQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:3TAELG5GAKJKJ4BY4GIAFARZQQ","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":"d72e38198f4abeb71bc547cf1cde84bde62d26b44d08d87933764a8f2ff8a04c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-07-26T13:10:24Z","title_canon_sha256":"0eac3e5f96771c37928de7203d5880441b00c707405234a2de9a372783bd0487"},"schema_version":"1.0","source":{"id":"1707.09288","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.09288","created_at":"2026-05-18T00:33:01Z"},{"alias_kind":"arxiv_version","alias_value":"1707.09288v2","created_at":"2026-05-18T00:33:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.09288","created_at":"2026-05-18T00:33:01Z"},{"alias_kind":"pith_short_12","alias_value":"3TAELG5GAKJK","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_16","alias_value":"3TAELG5GAKJKJ4BY","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_8","alias_value":"3TAELG5G","created_at":"2026-05-18T12:30:58Z"}],"graph_snapshots":[{"event_id":"sha256:1cf21acae8035f0c6252800652af32d8ef4ec7c214fa9a0e3b9a7d141365e667","target":"graph","created_at":"2026-05-18T00:33:01Z","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":"Differential shrinkage in particulate quasi-brittle materials causes microcracking which reduces durability in these materials by increasing their mass transport properties. A hydro-mechanical three-dimensional periodic network approach was used to investigate the influence of particle and specimen size on the specimen permeability. The particulate quasi-brittle materials studied here consist of stiff elastic particles, and a softer matrix and interfacial transition zones between matrix and particles exhibiting nonlinear material responses. An incrementally applied uniform eigenstrain, along w","authors_text":"Ignatios Athanasiadis, Peter Grassl, Simon J. Wheeler","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-07-26T13:10:24Z","title":"Hydro-mechanical network modelling of particulate composites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.09288","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":"sha256:25c7b0112d3bc5c7530090c7558a230ba30044dcd5eb1ed7c1442785c6743f4c","target":"record","created_at":"2026-05-18T00:33:01Z","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":"d72e38198f4abeb71bc547cf1cde84bde62d26b44d08d87933764a8f2ff8a04c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-07-26T13:10:24Z","title_canon_sha256":"0eac3e5f96771c37928de7203d5880441b00c707405234a2de9a372783bd0487"},"schema_version":"1.0","source":{"id":"1707.09288","kind":"arxiv","version":2}},"canonical_sha256":"dcc0459ba60292a4f038e19002823984259477e2cf311488117834caed1f7aa6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dcc0459ba60292a4f038e19002823984259477e2cf311488117834caed1f7aa6","first_computed_at":"2026-05-18T00:33:01.827153Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:33:01.827153Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9/b+dC7UOUnZRdXsOVJv/jMRFhVeKZKhLXydvM0L5RUGkftThesGbnbXcf/5LG9UqSOhxcv08lZf4fXMSztyCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:33:01.827736Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.09288","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:25c7b0112d3bc5c7530090c7558a230ba30044dcd5eb1ed7c1442785c6743f4c","sha256:1cf21acae8035f0c6252800652af32d8ef4ec7c214fa9a0e3b9a7d141365e667"],"state_sha256":"f8ed0277345a75fa6f29c5d5bbeb6c304ca708ef30fcabccf65972b8fa9f01a7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A8JmMkmw8LeJwf5PaErdElhN95PvrV+t/HZAMObGbdO+shaPSrJy2IiRWXnOxhUpAUywLR1w6Neyj2MXMAFAAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T22:56:49.541152Z","bundle_sha256":"1c6ccf2db03f1e7db5465a26a04cee4c93b44831866b8112d2340790664795e3"}}