{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:6BLKOBVJ4H7YAUESSJH4OEZRRT","short_pith_number":"pith:6BLKOBVJ","canonical_record":{"source":{"id":"1305.1783","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2013-05-08T11:36:18Z","cross_cats_sorted":["math.IT","q-bio.QM"],"title_canon_sha256":"bcebf1df182420d248c84cb0e634c2906142b3c63701c9fe470acb7bd5c12fa6","abstract_canon_sha256":"2098e193c9677ee87aab31c479b61aec4687e3bbce426c7302ba86bae048c005"},"schema_version":"1.0"},"canonical_sha256":"f056a706a9e1ff805092924fc713318cc174348f9f8cd1d88b31379948e59f64","source":{"kind":"arxiv","id":"1305.1783","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.1783","created_at":"2026-05-18T02:40:02Z"},{"alias_kind":"arxiv_version","alias_value":"1305.1783v1","created_at":"2026-05-18T02:40:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.1783","created_at":"2026-05-18T02:40:02Z"},{"alias_kind":"pith_short_12","alias_value":"6BLKOBVJ4H7Y","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"6BLKOBVJ4H7YAUES","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"6BLKOBVJ","created_at":"2026-05-18T12:27:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:6BLKOBVJ4H7YAUESSJH4OEZRRT","target":"record","payload":{"canonical_record":{"source":{"id":"1305.1783","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2013-05-08T11:36:18Z","cross_cats_sorted":["math.IT","q-bio.QM"],"title_canon_sha256":"bcebf1df182420d248c84cb0e634c2906142b3c63701c9fe470acb7bd5c12fa6","abstract_canon_sha256":"2098e193c9677ee87aab31c479b61aec4687e3bbce426c7302ba86bae048c005"},"schema_version":"1.0"},"canonical_sha256":"f056a706a9e1ff805092924fc713318cc174348f9f8cd1d88b31379948e59f64","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:40:02.296238Z","signature_b64":"7GsdvK70BOoh6cymTvwrMd9EqKKc61BztsWGKn784YMA7PVMY45Y1OMmaifzLHh+FwcI/KQAnF8ZM7CnKrFtBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f056a706a9e1ff805092924fc713318cc174348f9f8cd1d88b31379948e59f64","last_reissued_at":"2026-05-18T02:40:02.295724Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:40:02.295724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1305.1783","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":"2026-05-18T02:40:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OIXsiw3jcx3uiFXAYLiuLh+PQzLmT7E/SO2VqOzHhj1+QPWKAH6QCkxHC1nEw/I4mEbbI0x17O2kanHPsXiwCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T21:37:07.163926Z"},"content_sha256":"a4190b5dafa15d0e3a9f27cd8584a4210439dc83d3f5ab7bfd4e01e9b786c8e1","schema_version":"1.0","event_id":"sha256:a4190b5dafa15d0e3a9f27cd8584a4210439dc83d3f5ab7bfd4e01e9b786c8e1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:6BLKOBVJ4H7YAUESSJH4OEZRRT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Improving Diffusion-Based Molecular Communication with Unanchored Enzymes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT","q-bio.QM"],"primary_cat":"cs.IT","authors_text":"Adam Noel, Karen C. Cheung, Robert Schober","submitted_at":"2013-05-08T11:36:18Z","abstract_excerpt":"In this paper, we propose adding enzymes to the propagation environment of a diffusive molecular communication system as a strategy for mitigating intersymbol interference. The enzymes form reaction intermediates with information molecules and then degrade them so that they have a smaller chance of interfering with future transmissions. We present the reaction-diffusion dynamics of this proposed system and derive a lower bound expression for the expected number of molecules observed at the receiver. We justify a particle-based simulation framework, and present simulation results that show both"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.1783","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":"2026-05-18T02:40:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4twB5ML+lBndg3PxfvXc5FXNjkxASZDDpJ3emtj2acig48hwKtqpTEr8u8xCTMnTHoQuP3LWxss9B37g5h3kAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T21:37:07.164286Z"},"content_sha256":"c801ed1e60300b570fcae03b437af01a4004530a14b4c24b44f36d2a1489bd73","schema_version":"1.0","event_id":"sha256:c801ed1e60300b570fcae03b437af01a4004530a14b4c24b44f36d2a1489bd73"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6BLKOBVJ4H7YAUESSJH4OEZRRT/bundle.json","state_url":"https://pith.science/pith/6BLKOBVJ4H7YAUESSJH4OEZRRT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6BLKOBVJ4H7YAUESSJH4OEZRRT/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":"2026-05-30T21:37:07Z","links":{"resolver":"https://pith.science/pith/6BLKOBVJ4H7YAUESSJH4OEZRRT","bundle":"https://pith.science/pith/6BLKOBVJ4H7YAUESSJH4OEZRRT/bundle.json","state":"https://pith.science/pith/6BLKOBVJ4H7YAUESSJH4OEZRRT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6BLKOBVJ4H7YAUESSJH4OEZRRT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:6BLKOBVJ4H7YAUESSJH4OEZRRT","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":"2098e193c9677ee87aab31c479b61aec4687e3bbce426c7302ba86bae048c005","cross_cats_sorted":["math.IT","q-bio.QM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2013-05-08T11:36:18Z","title_canon_sha256":"bcebf1df182420d248c84cb0e634c2906142b3c63701c9fe470acb7bd5c12fa6"},"schema_version":"1.0","source":{"id":"1305.1783","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.1783","created_at":"2026-05-18T02:40:02Z"},{"alias_kind":"arxiv_version","alias_value":"1305.1783v1","created_at":"2026-05-18T02:40:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.1783","created_at":"2026-05-18T02:40:02Z"},{"alias_kind":"pith_short_12","alias_value":"6BLKOBVJ4H7Y","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"6BLKOBVJ4H7YAUES","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"6BLKOBVJ","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:c801ed1e60300b570fcae03b437af01a4004530a14b4c24b44f36d2a1489bd73","target":"graph","created_at":"2026-05-18T02:40:02Z","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 paper, we propose adding enzymes to the propagation environment of a diffusive molecular communication system as a strategy for mitigating intersymbol interference. The enzymes form reaction intermediates with information molecules and then degrade them so that they have a smaller chance of interfering with future transmissions. We present the reaction-diffusion dynamics of this proposed system and derive a lower bound expression for the expected number of molecules observed at the receiver. We justify a particle-based simulation framework, and present simulation results that show both","authors_text":"Adam Noel, Karen C. Cheung, Robert Schober","cross_cats":["math.IT","q-bio.QM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2013-05-08T11:36:18Z","title":"Improving Diffusion-Based Molecular Communication with Unanchored Enzymes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.1783","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:a4190b5dafa15d0e3a9f27cd8584a4210439dc83d3f5ab7bfd4e01e9b786c8e1","target":"record","created_at":"2026-05-18T02:40:02Z","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":"2098e193c9677ee87aab31c479b61aec4687e3bbce426c7302ba86bae048c005","cross_cats_sorted":["math.IT","q-bio.QM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2013-05-08T11:36:18Z","title_canon_sha256":"bcebf1df182420d248c84cb0e634c2906142b3c63701c9fe470acb7bd5c12fa6"},"schema_version":"1.0","source":{"id":"1305.1783","kind":"arxiv","version":1}},"canonical_sha256":"f056a706a9e1ff805092924fc713318cc174348f9f8cd1d88b31379948e59f64","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f056a706a9e1ff805092924fc713318cc174348f9f8cd1d88b31379948e59f64","first_computed_at":"2026-05-18T02:40:02.295724Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:40:02.295724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7GsdvK70BOoh6cymTvwrMd9EqKKc61BztsWGKn784YMA7PVMY45Y1OMmaifzLHh+FwcI/KQAnF8ZM7CnKrFtBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:40:02.296238Z","signed_message":"canonical_sha256_bytes"},"source_id":"1305.1783","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a4190b5dafa15d0e3a9f27cd8584a4210439dc83d3f5ab7bfd4e01e9b786c8e1","sha256:c801ed1e60300b570fcae03b437af01a4004530a14b4c24b44f36d2a1489bd73"],"state_sha256":"303a9f939ff4622e80b0157f87853c2ab92901356411039672d52d50581cffc0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kElNeHlXvWI26BxkJkg6wliNOGTVuJHFkVYH/KQsOnCXh5b9VC3bn1DuObwauOBzqRm+JLG6DHB7jt57tSOSCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T21:37:07.166334Z","bundle_sha256":"e2ed313a3e6cf4ab907b3a9ceff246bf3a0820cc0a507392b15119457faed54c"}}