{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:AP64ADL3E2KCTWR3DTYEGMMYXF","short_pith_number":"pith:AP64ADL3","canonical_record":{"source":{"id":"1812.11145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-12-28T18:20:55Z","cross_cats_sorted":["cs.PL"],"title_canon_sha256":"e7777e70b186f9d3aee3342edeca05790d85eb89a0c8b4bc98de609c8baf3ded","abstract_canon_sha256":"24c98d2f7ba9848dc0a8d8eabda7a45043b1534b70a0a141864b04ceb190f02c"},"schema_version":"1.0"},"canonical_sha256":"03fdc00d7b269429da3b1cf0433198b973c0702f9f7d4fca234c600ac30f2d9d","source":{"kind":"arxiv","id":"1812.11145","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.11145","created_at":"2026-05-17T23:41:58Z"},{"alias_kind":"arxiv_version","alias_value":"1812.11145v2","created_at":"2026-05-17T23:41:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.11145","created_at":"2026-05-17T23:41:58Z"},{"alias_kind":"pith_short_12","alias_value":"AP64ADL3E2KC","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"AP64ADL3E2KCTWR3","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"AP64ADL3","created_at":"2026-05-18T12:32:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:AP64ADL3E2KCTWR3DTYEGMMYXF","target":"record","payload":{"canonical_record":{"source":{"id":"1812.11145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-12-28T18:20:55Z","cross_cats_sorted":["cs.PL"],"title_canon_sha256":"e7777e70b186f9d3aee3342edeca05790d85eb89a0c8b4bc98de609c8baf3ded","abstract_canon_sha256":"24c98d2f7ba9848dc0a8d8eabda7a45043b1534b70a0a141864b04ceb190f02c"},"schema_version":"1.0"},"canonical_sha256":"03fdc00d7b269429da3b1cf0433198b973c0702f9f7d4fca234c600ac30f2d9d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:41:58.038196Z","signature_b64":"5eawICkrF0PhcEfR7eXVq+3zHUoHAXi/ll0s0uJ9Ayo0eSNtNBlvBcYRryK/22IJkylLwYZyU23pL9N1VrRyDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03fdc00d7b269429da3b1cf0433198b973c0702f9f7d4fca234c600ac30f2d9d","last_reissued_at":"2026-05-17T23:41:58.037335Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:41:58.037335Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.11145","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":"2026-05-17T23:41:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pIUsdho7T2ZyiaPbq8fHxRej1V33Y2nbUlmIxlx5tG4JZG/LK81PB60bLwB1uRbZCB3iyMf500isPQ0n9uU6CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T19:54:24.012061Z"},"content_sha256":"39fb812db621948afdf803e174e5f3f40943fa02e9a20e3ce06085cc517ddd0d","schema_version":"1.0","event_id":"sha256:39fb812db621948afdf803e174e5f3f40943fa02e9a20e3ce06085cc517ddd0d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:AP64ADL3E2KCTWR3DTYEGMMYXF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Checking-in on Network Functions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.PL"],"primary_cat":"cs.NI","authors_text":"Heather Miller, Zeeshan Lakhani","submitted_at":"2018-12-28T18:20:55Z","abstract_excerpt":"When programming network functions, changes within a packet tend to have consequences---side effects which must be accounted for by network programmers or administrators via arbitrary logic and an innate understanding of dependencies. Examples of this include updating checksums when a packet's contents has been modified or adjusting a payload length field of a IPv6 header if another header is added or updated within a packet. While static-typing captures interface specifications and how packet contents should behave, it does not enforce precise invariants around runtime dependencies like the e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.11145","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":"2026-05-17T23:41:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wkn/Q7WGWEO1vu90jN53CBGRY347E+06vBvt9h9NB8K/WlmeSr5fpGOXZHv/obUFgW159h707WkRjmBfXiVuAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T19:54:24.012429Z"},"content_sha256":"60f14c984d150b66f0aea360a1f42dd23f9f3c56813fc2131a3aeedc9aa2f87e","schema_version":"1.0","event_id":"sha256:60f14c984d150b66f0aea360a1f42dd23f9f3c56813fc2131a3aeedc9aa2f87e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AP64ADL3E2KCTWR3DTYEGMMYXF/bundle.json","state_url":"https://pith.science/pith/AP64ADL3E2KCTWR3DTYEGMMYXF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AP64ADL3E2KCTWR3DTYEGMMYXF/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":"2026-06-04T19:54:24Z","links":{"resolver":"https://pith.science/pith/AP64ADL3E2KCTWR3DTYEGMMYXF","bundle":"https://pith.science/pith/AP64ADL3E2KCTWR3DTYEGMMYXF/bundle.json","state":"https://pith.science/pith/AP64ADL3E2KCTWR3DTYEGMMYXF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AP64ADL3E2KCTWR3DTYEGMMYXF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:AP64ADL3E2KCTWR3DTYEGMMYXF","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":"24c98d2f7ba9848dc0a8d8eabda7a45043b1534b70a0a141864b04ceb190f02c","cross_cats_sorted":["cs.PL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-12-28T18:20:55Z","title_canon_sha256":"e7777e70b186f9d3aee3342edeca05790d85eb89a0c8b4bc98de609c8baf3ded"},"schema_version":"1.0","source":{"id":"1812.11145","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.11145","created_at":"2026-05-17T23:41:58Z"},{"alias_kind":"arxiv_version","alias_value":"1812.11145v2","created_at":"2026-05-17T23:41:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.11145","created_at":"2026-05-17T23:41:58Z"},{"alias_kind":"pith_short_12","alias_value":"AP64ADL3E2KC","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"AP64ADL3E2KCTWR3","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"AP64ADL3","created_at":"2026-05-18T12:32:13Z"}],"graph_snapshots":[{"event_id":"sha256:60f14c984d150b66f0aea360a1f42dd23f9f3c56813fc2131a3aeedc9aa2f87e","target":"graph","created_at":"2026-05-17T23:41:58Z","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":"When programming network functions, changes within a packet tend to have consequences---side effects which must be accounted for by network programmers or administrators via arbitrary logic and an innate understanding of dependencies. Examples of this include updating checksums when a packet's contents has been modified or adjusting a payload length field of a IPv6 header if another header is added or updated within a packet. While static-typing captures interface specifications and how packet contents should behave, it does not enforce precise invariants around runtime dependencies like the e","authors_text":"Heather Miller, Zeeshan Lakhani","cross_cats":["cs.PL"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-12-28T18:20:55Z","title":"Checking-in on Network Functions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.11145","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":"sha256:39fb812db621948afdf803e174e5f3f40943fa02e9a20e3ce06085cc517ddd0d","target":"record","created_at":"2026-05-17T23:41:58Z","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":"24c98d2f7ba9848dc0a8d8eabda7a45043b1534b70a0a141864b04ceb190f02c","cross_cats_sorted":["cs.PL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-12-28T18:20:55Z","title_canon_sha256":"e7777e70b186f9d3aee3342edeca05790d85eb89a0c8b4bc98de609c8baf3ded"},"schema_version":"1.0","source":{"id":"1812.11145","kind":"arxiv","version":2}},"canonical_sha256":"03fdc00d7b269429da3b1cf0433198b973c0702f9f7d4fca234c600ac30f2d9d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"03fdc00d7b269429da3b1cf0433198b973c0702f9f7d4fca234c600ac30f2d9d","first_computed_at":"2026-05-17T23:41:58.037335Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:41:58.037335Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5eawICkrF0PhcEfR7eXVq+3zHUoHAXi/ll0s0uJ9Ayo0eSNtNBlvBcYRryK/22IJkylLwYZyU23pL9N1VrRyDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:41:58.038196Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.11145","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:39fb812db621948afdf803e174e5f3f40943fa02e9a20e3ce06085cc517ddd0d","sha256:60f14c984d150b66f0aea360a1f42dd23f9f3c56813fc2131a3aeedc9aa2f87e"],"state_sha256":"0050b80b4ad07e4f2ffb4a8277869813abe4bed616cafabd956215c942cec9f0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DTvKion91X7nMmDWcEnS7Ezl4X5R5nXAHrvjqLc26YVAbW9uc81gZsftyCGSHsz3iMjzArAoNcr8puE5Z42tBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T19:54:24.014438Z","bundle_sha256":"dd2a27e5786efbdd54498c86e91b29d19bff99c227a104083ce80f53b28551a0"}}