{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:CEMSWBYCZNT3BIA62EVL74F3EU","short_pith_number":"pith:CEMSWBYC","canonical_record":{"source":{"id":"1706.07908","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-06-24T04:42:53Z","cross_cats_sorted":[],"title_canon_sha256":"73c6233e14a75760ad887798ebaee4acce8c1afa60833bf320d2011b7625c6ba","abstract_canon_sha256":"9ec6b0d88e005c5e3beeab8ccdee8606e246e88687bd80262fdee0c4d09f40a1"},"schema_version":"1.0"},"canonical_sha256":"11192b0702cb67b0a01ed12abff0bb2510ef7e70db0561b9a2b7f3ed92ee4856","source":{"kind":"arxiv","id":"1706.07908","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.07908","created_at":"2026-05-18T00:41:47Z"},{"alias_kind":"arxiv_version","alias_value":"1706.07908v1","created_at":"2026-05-18T00:41:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.07908","created_at":"2026-05-18T00:41:47Z"},{"alias_kind":"pith_short_12","alias_value":"CEMSWBYCZNT3","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CEMSWBYCZNT3BIA6","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CEMSWBYC","created_at":"2026-05-18T12:31:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:CEMSWBYCZNT3BIA62EVL74F3EU","target":"record","payload":{"canonical_record":{"source":{"id":"1706.07908","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-06-24T04:42:53Z","cross_cats_sorted":[],"title_canon_sha256":"73c6233e14a75760ad887798ebaee4acce8c1afa60833bf320d2011b7625c6ba","abstract_canon_sha256":"9ec6b0d88e005c5e3beeab8ccdee8606e246e88687bd80262fdee0c4d09f40a1"},"schema_version":"1.0"},"canonical_sha256":"11192b0702cb67b0a01ed12abff0bb2510ef7e70db0561b9a2b7f3ed92ee4856","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:47.169816Z","signature_b64":"uBaRbEhy+N14wpQPFtJwj0JWQKYFGXVUnOUMuZLWZ9NDAJVGd09AgDvtstBmkvd6Dkd4wmLfoGyvgi0ZEi5VCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11192b0702cb67b0a01ed12abff0bb2510ef7e70db0561b9a2b7f3ed92ee4856","last_reissued_at":"2026-05-18T00:41:47.169173Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:47.169173Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.07908","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":"2026-05-18T00:41:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YqX6quofCgoVpgJ1PPayc6KWb0aETntY1wkWdYQbccDAOfPVQOBVjjzktiB0MMtmKBzVMm3IVq8NCRtL2iKmDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T17:13:31.535827Z"},"content_sha256":"e6c3166423916423cf01ed29751c8571ef67e6215693e2c6bb02b0434a569fc0","schema_version":"1.0","event_id":"sha256:e6c3166423916423cf01ed29751c8571ef67e6215693e2c6bb02b0434a569fc0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:CEMSWBYCZNT3BIA62EVL74F3EU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"GRM: Group Regularity Mobility Model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Antonio A.F. Loureiro, Clayson Celes, Ivan O. Nunes, Michael D. Silva, Pedro O.S. Vaz de Melo","submitted_at":"2017-06-24T04:42:53Z","abstract_excerpt":"In this work we propose, implement, and evaluate GRM, a novel mobility model that accounts for the role of group meeting dynamics and regularity in human mobility. Specifically, we show that existing mobility models for humans do not capture the regularity of human group meetings which is present in real mobility traces. Next, we characterize the statistical properties of such group meetings in real mobility traces and design GRM accordingly. We show that GRM maintains the typical pairwise contact properties of real traces, such as contact duration and inter-contact time distributions. In addi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.07908","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":"2026-05-18T00:41:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pXJBfvmjq7tMlMGaRtmSYVgNoki16++NP0KhO1meWxoQ40sbdTrSUjAunZCFnxBMfiUEk9fHeG7s+Lg/TBg+Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T17:13:31.536174Z"},"content_sha256":"8b4fba916b03fd23fa3794db3e7a056541070712ebc1b20d8bbab912b2f458ee","schema_version":"1.0","event_id":"sha256:8b4fba916b03fd23fa3794db3e7a056541070712ebc1b20d8bbab912b2f458ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CEMSWBYCZNT3BIA62EVL74F3EU/bundle.json","state_url":"https://pith.science/pith/CEMSWBYCZNT3BIA62EVL74F3EU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CEMSWBYCZNT3BIA62EVL74F3EU/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":"2026-06-26T17:13:31Z","links":{"resolver":"https://pith.science/pith/CEMSWBYCZNT3BIA62EVL74F3EU","bundle":"https://pith.science/pith/CEMSWBYCZNT3BIA62EVL74F3EU/bundle.json","state":"https://pith.science/pith/CEMSWBYCZNT3BIA62EVL74F3EU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CEMSWBYCZNT3BIA62EVL74F3EU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:CEMSWBYCZNT3BIA62EVL74F3EU","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":"9ec6b0d88e005c5e3beeab8ccdee8606e246e88687bd80262fdee0c4d09f40a1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-06-24T04:42:53Z","title_canon_sha256":"73c6233e14a75760ad887798ebaee4acce8c1afa60833bf320d2011b7625c6ba"},"schema_version":"1.0","source":{"id":"1706.07908","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.07908","created_at":"2026-05-18T00:41:47Z"},{"alias_kind":"arxiv_version","alias_value":"1706.07908v1","created_at":"2026-05-18T00:41:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.07908","created_at":"2026-05-18T00:41:47Z"},{"alias_kind":"pith_short_12","alias_value":"CEMSWBYCZNT3","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CEMSWBYCZNT3BIA6","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CEMSWBYC","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:8b4fba916b03fd23fa3794db3e7a056541070712ebc1b20d8bbab912b2f458ee","target":"graph","created_at":"2026-05-18T00:41:47Z","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":"In this work we propose, implement, and evaluate GRM, a novel mobility model that accounts for the role of group meeting dynamics and regularity in human mobility. Specifically, we show that existing mobility models for humans do not capture the regularity of human group meetings which is present in real mobility traces. Next, we characterize the statistical properties of such group meetings in real mobility traces and design GRM accordingly. We show that GRM maintains the typical pairwise contact properties of real traces, such as contact duration and inter-contact time distributions. In addi","authors_text":"Antonio A.F. Loureiro, Clayson Celes, Ivan O. Nunes, Michael D. Silva, Pedro O.S. Vaz de Melo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-06-24T04:42:53Z","title":"GRM: Group Regularity Mobility Model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.07908","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:e6c3166423916423cf01ed29751c8571ef67e6215693e2c6bb02b0434a569fc0","target":"record","created_at":"2026-05-18T00:41:47Z","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":"9ec6b0d88e005c5e3beeab8ccdee8606e246e88687bd80262fdee0c4d09f40a1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-06-24T04:42:53Z","title_canon_sha256":"73c6233e14a75760ad887798ebaee4acce8c1afa60833bf320d2011b7625c6ba"},"schema_version":"1.0","source":{"id":"1706.07908","kind":"arxiv","version":1}},"canonical_sha256":"11192b0702cb67b0a01ed12abff0bb2510ef7e70db0561b9a2b7f3ed92ee4856","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"11192b0702cb67b0a01ed12abff0bb2510ef7e70db0561b9a2b7f3ed92ee4856","first_computed_at":"2026-05-18T00:41:47.169173Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:41:47.169173Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uBaRbEhy+N14wpQPFtJwj0JWQKYFGXVUnOUMuZLWZ9NDAJVGd09AgDvtstBmkvd6Dkd4wmLfoGyvgi0ZEi5VCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:41:47.169816Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.07908","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e6c3166423916423cf01ed29751c8571ef67e6215693e2c6bb02b0434a569fc0","sha256:8b4fba916b03fd23fa3794db3e7a056541070712ebc1b20d8bbab912b2f458ee"],"state_sha256":"0920894dfc9bf85d2813b5cfe7c557f359cbcf0eca2aad8aef5b4804cec27bd5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"goeU6EbfTxZMhaTwBh0WMbRyOXufGCG7xAU/ddh3pv24oNKClfTryqmFIZZKMNHeonSL+08V2x94ZKTdkLvYAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T17:13:31.538164Z","bundle_sha256":"86cab97d4a156fbb785f4fa2f68ff5a818c8d02ffb896d7f644f69b540f83cc9"}}