{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:JVPSYSQ4PBRK72WBTXHWO3UAB3","short_pith_number":"pith:JVPSYSQ4","canonical_record":{"source":{"id":"0905.2234","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2009-05-14T01:59:48Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"2ffc595121f64f705557479905aef3d1fd7436088366c51682e1504bf46e8d8c","abstract_canon_sha256":"046cda7f25dd5b328266928023bc8c2cf37716f00cb2dd4d3cbe40cb48648f04"},"schema_version":"1.0"},"canonical_sha256":"4d5f2c4a1c7862afeac19dcf676e800eef4854889aab702cf40d38d78fc64868","source":{"kind":"arxiv","id":"0905.2234","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.2234","created_at":"2026-05-18T02:13:39Z"},{"alias_kind":"arxiv_version","alias_value":"0905.2234v1","created_at":"2026-05-18T02:13:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.2234","created_at":"2026-05-18T02:13:39Z"},{"alias_kind":"pith_short_12","alias_value":"JVPSYSQ4PBRK","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"JVPSYSQ4PBRK72WB","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"JVPSYSQ4","created_at":"2026-05-18T12:26:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:JVPSYSQ4PBRK72WBTXHWO3UAB3","target":"record","payload":{"canonical_record":{"source":{"id":"0905.2234","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2009-05-14T01:59:48Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"2ffc595121f64f705557479905aef3d1fd7436088366c51682e1504bf46e8d8c","abstract_canon_sha256":"046cda7f25dd5b328266928023bc8c2cf37716f00cb2dd4d3cbe40cb48648f04"},"schema_version":"1.0"},"canonical_sha256":"4d5f2c4a1c7862afeac19dcf676e800eef4854889aab702cf40d38d78fc64868","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:13:39.533919Z","signature_b64":"hGv+xr6oc70B0qnMonWgc+zddwzcTu03p4UlP8PtUay3kSSkDZJ95hoNgBgW8LA18in0In/3uAZXsB2ataSRAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4d5f2c4a1c7862afeac19dcf676e800eef4854889aab702cf40d38d78fc64868","last_reissued_at":"2026-05-18T02:13:39.533523Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:13:39.533523Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0905.2234","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":"2026-05-18T02:13:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bZpfJkeJqtIXgdESTy+tmoSgCnp8/rTcWHp7yFKJLauizzvM7OAi1JYM0uzhGp05cmZjwtKJ/fvC1frMI2jbCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T03:57:33.983153Z"},"content_sha256":"b61e977c519e2022ff63bcfe666b7562c1f5ab64d51cfcdc5fb6c35a8aeb6d40","schema_version":"1.0","event_id":"sha256:b61e977c519e2022ff63bcfe666b7562c1f5ab64d51cfcdc5fb6c35a8aeb6d40"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:JVPSYSQ4PBRK72WBTXHWO3UAB3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Modeling the IPv6 Internet AS-level Topology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.soc-ph"],"primary_cat":"cs.NI","authors_text":"Bo Xiao, Ke Xu, Lian-dong Liu, Xiao-chen Guo","submitted_at":"2009-05-14T01:59:48Z","abstract_excerpt":"To measure the IPv6 internet AS-level topology, a network topology discovery system, called Dolphin, was developed. By comparing the measurement result of Dolphin with that of CAIDA's Scamper, it was found that the IPv6 Internet at AS level, similar to other complex networks, is also scale-free but the exponent of its degree distribution is 1.2, which is much smaller than that of the IPv4 Internet and most other scale-free networks. In order to explain this feature of IPv6 Internet we argue that the degree exponent is a measure of uniformity of the degree distribution. Then, for the purpose on"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.2234","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":"2026-05-18T02:13:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"srZnbTZtcfTrp2yXYn6HKcWTgzkLGp+70YNqMduFlCO52f9/fvVRC8TB/xWqQC+l2ZuLVJs5k6ObeYXJWdbfDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T03:57:33.983517Z"},"content_sha256":"336be8983d75330081fe8cff9a2a736ee21c20082b1996d7a97eeb58726bf3c5","schema_version":"1.0","event_id":"sha256:336be8983d75330081fe8cff9a2a736ee21c20082b1996d7a97eeb58726bf3c5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JVPSYSQ4PBRK72WBTXHWO3UAB3/bundle.json","state_url":"https://pith.science/pith/JVPSYSQ4PBRK72WBTXHWO3UAB3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JVPSYSQ4PBRK72WBTXHWO3UAB3/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":"2026-06-01T03:57:33Z","links":{"resolver":"https://pith.science/pith/JVPSYSQ4PBRK72WBTXHWO3UAB3","bundle":"https://pith.science/pith/JVPSYSQ4PBRK72WBTXHWO3UAB3/bundle.json","state":"https://pith.science/pith/JVPSYSQ4PBRK72WBTXHWO3UAB3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JVPSYSQ4PBRK72WBTXHWO3UAB3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:JVPSYSQ4PBRK72WBTXHWO3UAB3","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":"046cda7f25dd5b328266928023bc8c2cf37716f00cb2dd4d3cbe40cb48648f04","cross_cats_sorted":["physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2009-05-14T01:59:48Z","title_canon_sha256":"2ffc595121f64f705557479905aef3d1fd7436088366c51682e1504bf46e8d8c"},"schema_version":"1.0","source":{"id":"0905.2234","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.2234","created_at":"2026-05-18T02:13:39Z"},{"alias_kind":"arxiv_version","alias_value":"0905.2234v1","created_at":"2026-05-18T02:13:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.2234","created_at":"2026-05-18T02:13:39Z"},{"alias_kind":"pith_short_12","alias_value":"JVPSYSQ4PBRK","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"JVPSYSQ4PBRK72WB","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"JVPSYSQ4","created_at":"2026-05-18T12:26:00Z"}],"graph_snapshots":[{"event_id":"sha256:336be8983d75330081fe8cff9a2a736ee21c20082b1996d7a97eeb58726bf3c5","target":"graph","created_at":"2026-05-18T02:13:39Z","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":"To measure the IPv6 internet AS-level topology, a network topology discovery system, called Dolphin, was developed. By comparing the measurement result of Dolphin with that of CAIDA's Scamper, it was found that the IPv6 Internet at AS level, similar to other complex networks, is also scale-free but the exponent of its degree distribution is 1.2, which is much smaller than that of the IPv4 Internet and most other scale-free networks. In order to explain this feature of IPv6 Internet we argue that the degree exponent is a measure of uniformity of the degree distribution. Then, for the purpose on","authors_text":"Bo Xiao, Ke Xu, Lian-dong Liu, Xiao-chen Guo","cross_cats":["physics.soc-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2009-05-14T01:59:48Z","title":"Modeling the IPv6 Internet AS-level Topology"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.2234","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:b61e977c519e2022ff63bcfe666b7562c1f5ab64d51cfcdc5fb6c35a8aeb6d40","target":"record","created_at":"2026-05-18T02:13:39Z","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":"046cda7f25dd5b328266928023bc8c2cf37716f00cb2dd4d3cbe40cb48648f04","cross_cats_sorted":["physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2009-05-14T01:59:48Z","title_canon_sha256":"2ffc595121f64f705557479905aef3d1fd7436088366c51682e1504bf46e8d8c"},"schema_version":"1.0","source":{"id":"0905.2234","kind":"arxiv","version":1}},"canonical_sha256":"4d5f2c4a1c7862afeac19dcf676e800eef4854889aab702cf40d38d78fc64868","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4d5f2c4a1c7862afeac19dcf676e800eef4854889aab702cf40d38d78fc64868","first_computed_at":"2026-05-18T02:13:39.533523Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:13:39.533523Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hGv+xr6oc70B0qnMonWgc+zddwzcTu03p4UlP8PtUay3kSSkDZJ95hoNgBgW8LA18in0In/3uAZXsB2ataSRAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:13:39.533919Z","signed_message":"canonical_sha256_bytes"},"source_id":"0905.2234","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b61e977c519e2022ff63bcfe666b7562c1f5ab64d51cfcdc5fb6c35a8aeb6d40","sha256:336be8983d75330081fe8cff9a2a736ee21c20082b1996d7a97eeb58726bf3c5"],"state_sha256":"377d02e815a35660fde4d676906395f6cc908d11bb9084b0e0bb0e0ac7ac67b1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T5nXu2UYZTrkwaii14SNaVKFfYmFM9IJYAgp8Wf4GvyvdYgsJwyDz7m5/pLDoD7xEwx4Iisim0FRI/9U4Mp5DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T03:57:33.985959Z","bundle_sha256":"cb56d33a6ea84d8e9d47be1e34f67af8cb95fe119bfeecf5a9c8c50e3c2f2c0d"}}