{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:46L6OSWONUCAPP23E2EHC5Q6LN","short_pith_number":"pith:46L6OSWO","canonical_record":{"source":{"id":"1209.4778","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-09-21T10:41:51Z","cross_cats_sorted":[],"title_canon_sha256":"6f5a7c0275984a90771e83cc2a97c5224107b52969d04decd1dc55658cf3e669","abstract_canon_sha256":"824fdcb9aff474e54419812adeadc0a6e2f9cc2eb636093b8c311ba578127019"},"schema_version":"1.0"},"canonical_sha256":"e797e74ace6d0407bf5b268871761e5b49f019b088154cd665d68b1892fd4aaf","source":{"kind":"arxiv","id":"1209.4778","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.4778","created_at":"2026-05-18T03:45:09Z"},{"alias_kind":"arxiv_version","alias_value":"1209.4778v1","created_at":"2026-05-18T03:45:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.4778","created_at":"2026-05-18T03:45:09Z"},{"alias_kind":"pith_short_12","alias_value":"46L6OSWONUCA","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"46L6OSWONUCAPP23","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"46L6OSWO","created_at":"2026-05-18T12:26:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:46L6OSWONUCAPP23E2EHC5Q6LN","target":"record","payload":{"canonical_record":{"source":{"id":"1209.4778","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-09-21T10:41:51Z","cross_cats_sorted":[],"title_canon_sha256":"6f5a7c0275984a90771e83cc2a97c5224107b52969d04decd1dc55658cf3e669","abstract_canon_sha256":"824fdcb9aff474e54419812adeadc0a6e2f9cc2eb636093b8c311ba578127019"},"schema_version":"1.0"},"canonical_sha256":"e797e74ace6d0407bf5b268871761e5b49f019b088154cd665d68b1892fd4aaf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:45:09.949040Z","signature_b64":"2u3+ESdoxH+SjiyAkkUjF8V81vYbfZtVepf43e1ZSkTPW3TKUZJodEJTzaC4rbfugwIJrdqq3CVzvILwb7u+Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e797e74ace6d0407bf5b268871761e5b49f019b088154cd665d68b1892fd4aaf","last_reissued_at":"2026-05-18T03:45:09.948435Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:45:09.948435Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1209.4778","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":"2026-05-18T03:45:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2rfiQGRRP6JqQuywUoTN3umoOiD6/Pd0YyH4tESQHEi6dtWnkb5GT8W165YKmFurdkw2EgkUu7Vke4HEQv0UBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T03:59:53.021867Z"},"content_sha256":"ac24c5755bb3ac603eb073b84d246815b799e395a855db2d6cc67de28702eb7b","schema_version":"1.0","event_id":"sha256:ac24c5755bb3ac603eb073b84d246815b799e395a855db2d6cc67de28702eb7b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:46L6OSWONUCAPP23E2EHC5Q6LN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Enhanced Location Based Routing Protocol for 6LoWPAN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"M. Rehenasulthana, N. Rama, P. T. V. Bhuvaneswari","submitted_at":"2012-09-21T10:41:51Z","abstract_excerpt":"6LoWPAN (IPv6 over IEEE 802.15.4) standardized by IEEE 802.15.4 provides IP communication capability for nodes in WSN. An adaptation layer is introduced above the MAC layer to achieve header compression, fragmentation and reassembly of IP packets. The location-based information is used to simplify the routing policy. This paper proposes an efficient location-based routing protocol, considering link quality and distance between nodes as the routing metric. The proposed Enhanced Location-based routing protocol (ELBRP) was simulated in NS2 version 2.32 and performance were analysed in terms of pa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.4778","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":"2026-05-18T03:45:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tLEJPEsC0c38sG8cq7tYcNDRKyGqTDv0jtmVH4LAluHIdnDMhSzByLDkTjmk2Udos3MMlu5QQl9IfDdjWFxuDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T03:59:53.022250Z"},"content_sha256":"7b4871d60c2ce1112bd632ab5e33499ce731140027dbe8a49bc3180f23686f97","schema_version":"1.0","event_id":"sha256:7b4871d60c2ce1112bd632ab5e33499ce731140027dbe8a49bc3180f23686f97"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/46L6OSWONUCAPP23E2EHC5Q6LN/bundle.json","state_url":"https://pith.science/pith/46L6OSWONUCAPP23E2EHC5Q6LN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/46L6OSWONUCAPP23E2EHC5Q6LN/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":"2026-06-26T03:59:53Z","links":{"resolver":"https://pith.science/pith/46L6OSWONUCAPP23E2EHC5Q6LN","bundle":"https://pith.science/pith/46L6OSWONUCAPP23E2EHC5Q6LN/bundle.json","state":"https://pith.science/pith/46L6OSWONUCAPP23E2EHC5Q6LN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/46L6OSWONUCAPP23E2EHC5Q6LN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:46L6OSWONUCAPP23E2EHC5Q6LN","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":"824fdcb9aff474e54419812adeadc0a6e2f9cc2eb636093b8c311ba578127019","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-09-21T10:41:51Z","title_canon_sha256":"6f5a7c0275984a90771e83cc2a97c5224107b52969d04decd1dc55658cf3e669"},"schema_version":"1.0","source":{"id":"1209.4778","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.4778","created_at":"2026-05-18T03:45:09Z"},{"alias_kind":"arxiv_version","alias_value":"1209.4778v1","created_at":"2026-05-18T03:45:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.4778","created_at":"2026-05-18T03:45:09Z"},{"alias_kind":"pith_short_12","alias_value":"46L6OSWONUCA","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"46L6OSWONUCAPP23","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"46L6OSWO","created_at":"2026-05-18T12:26:53Z"}],"graph_snapshots":[{"event_id":"sha256:7b4871d60c2ce1112bd632ab5e33499ce731140027dbe8a49bc3180f23686f97","target":"graph","created_at":"2026-05-18T03:45:09Z","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":"6LoWPAN (IPv6 over IEEE 802.15.4) standardized by IEEE 802.15.4 provides IP communication capability for nodes in WSN. An adaptation layer is introduced above the MAC layer to achieve header compression, fragmentation and reassembly of IP packets. The location-based information is used to simplify the routing policy. This paper proposes an efficient location-based routing protocol, considering link quality and distance between nodes as the routing metric. The proposed Enhanced Location-based routing protocol (ELBRP) was simulated in NS2 version 2.32 and performance were analysed in terms of pa","authors_text":"M. Rehenasulthana, N. Rama, P. T. V. Bhuvaneswari","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-09-21T10:41:51Z","title":"Enhanced Location Based Routing Protocol for 6LoWPAN"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.4778","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:ac24c5755bb3ac603eb073b84d246815b799e395a855db2d6cc67de28702eb7b","target":"record","created_at":"2026-05-18T03:45:09Z","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":"824fdcb9aff474e54419812adeadc0a6e2f9cc2eb636093b8c311ba578127019","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-09-21T10:41:51Z","title_canon_sha256":"6f5a7c0275984a90771e83cc2a97c5224107b52969d04decd1dc55658cf3e669"},"schema_version":"1.0","source":{"id":"1209.4778","kind":"arxiv","version":1}},"canonical_sha256":"e797e74ace6d0407bf5b268871761e5b49f019b088154cd665d68b1892fd4aaf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e797e74ace6d0407bf5b268871761e5b49f019b088154cd665d68b1892fd4aaf","first_computed_at":"2026-05-18T03:45:09.948435Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:45:09.948435Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2u3+ESdoxH+SjiyAkkUjF8V81vYbfZtVepf43e1ZSkTPW3TKUZJodEJTzaC4rbfugwIJrdqq3CVzvILwb7u+Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T03:45:09.949040Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.4778","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ac24c5755bb3ac603eb073b84d246815b799e395a855db2d6cc67de28702eb7b","sha256:7b4871d60c2ce1112bd632ab5e33499ce731140027dbe8a49bc3180f23686f97"],"state_sha256":"7c74f4c97f76c8c64957a523ed3619b896c607860f9b6f7e4f5d904c39c6e0d3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yqfvQjkP7L9+A3g5i7/8wVlkAlG2s9BBkVZbNYl9FDj2dh5w5zeKv867rUEaJFqw8SxxMUsl7nos7w+EMd4AAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T03:59:53.024395Z","bundle_sha256":"4738b7721c8fa593bc5e2228bca67872be84db855965c3700368b24a1aecf82a"}}