{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:ABD4DNEBQJRSSYU6IVJPMVFF2H","short_pith_number":"pith:ABD4DNEB","schema_version":"1.0","canonical_sha256":"0047c1b481826329629e4552f654a5d1e104986a7a13379bcc9f43ad6c1f1f5d","source":{"kind":"arxiv","id":"1603.08647","version":1},"attestation_state":"computed","paper":{"title":"A protrusion can \"eclipse\" looping of a long self-avoiding chain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.bio-ph","authors_text":"Roee Amit, Sarah Goldberg, Yaroslav Pollak","submitted_at":"2016-03-29T05:24:55Z","abstract_excerpt":"We simulate long self-avoiding chains using a weighted-biased sampling Monte-Carlo algorithm, and compute the probabilities for chain looping with and without a protrusion. We find that a protrusion near one of the chain's termini reduces the probability of looping, even for chains much longer than the protrusion-chain-terminus distance. This effect increases with protrusion size, and decreases with protrusion-terminus distance. We model the simulated results theoretically by considering how the protrusion \"eclipses\" the chain terminus closer to the protrusion from the more distant chain termi"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1603.08647","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2016-03-29T05:24:55Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"821931268bf5003c843f57ff39d08af51a109b0e06ca5a8414df776bcb76fb16","abstract_canon_sha256":"3d0153f4cf36f821baf5733f802af335f60e23b7667a873bc30fbaf01f1934d1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:18:05.742741Z","signature_b64":"9heb4V+00rcWN9ukqCPQ+ilDKMA57d6puLkX32sk9tzWwwwZfklc63v9smLW2mk44wnKx5XlfNJTvq3iDNupCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0047c1b481826329629e4552f654a5d1e104986a7a13379bcc9f43ad6c1f1f5d","last_reissued_at":"2026-05-18T01:18:05.742055Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:18:05.742055Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A protrusion can \"eclipse\" looping of a long self-avoiding chain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.bio-ph","authors_text":"Roee Amit, Sarah Goldberg, Yaroslav Pollak","submitted_at":"2016-03-29T05:24:55Z","abstract_excerpt":"We simulate long self-avoiding chains using a weighted-biased sampling Monte-Carlo algorithm, and compute the probabilities for chain looping with and without a protrusion. We find that a protrusion near one of the chain's termini reduces the probability of looping, even for chains much longer than the protrusion-chain-terminus distance. This effect increases with protrusion size, and decreases with protrusion-terminus distance. We model the simulated results theoretically by considering how the protrusion \"eclipses\" the chain terminus closer to the protrusion from the more distant chain termi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.08647","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1603.08647","created_at":"2026-05-18T01:18:05.742176+00:00"},{"alias_kind":"arxiv_version","alias_value":"1603.08647v1","created_at":"2026-05-18T01:18:05.742176+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.08647","created_at":"2026-05-18T01:18:05.742176+00:00"},{"alias_kind":"pith_short_12","alias_value":"ABD4DNEBQJRS","created_at":"2026-05-18T12:30:04.600751+00:00"},{"alias_kind":"pith_short_16","alias_value":"ABD4DNEBQJRSSYU6","created_at":"2026-05-18T12:30:04.600751+00:00"},{"alias_kind":"pith_short_8","alias_value":"ABD4DNEB","created_at":"2026-05-18T12:30:04.600751+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ABD4DNEBQJRSSYU6IVJPMVFF2H","json":"https://pith.science/pith/ABD4DNEBQJRSSYU6IVJPMVFF2H.json","graph_json":"https://pith.science/api/pith-number/ABD4DNEBQJRSSYU6IVJPMVFF2H/graph.json","events_json":"https://pith.science/api/pith-number/ABD4DNEBQJRSSYU6IVJPMVFF2H/events.json","paper":"https://pith.science/paper/ABD4DNEB"},"agent_actions":{"view_html":"https://pith.science/pith/ABD4DNEBQJRSSYU6IVJPMVFF2H","download_json":"https://pith.science/pith/ABD4DNEBQJRSSYU6IVJPMVFF2H.json","view_paper":"https://pith.science/paper/ABD4DNEB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1603.08647&json=true","fetch_graph":"https://pith.science/api/pith-number/ABD4DNEBQJRSSYU6IVJPMVFF2H/graph.json","fetch_events":"https://pith.science/api/pith-number/ABD4DNEBQJRSSYU6IVJPMVFF2H/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ABD4DNEBQJRSSYU6IVJPMVFF2H/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ABD4DNEBQJRSSYU6IVJPMVFF2H/action/storage_attestation","attest_author":"https://pith.science/pith/ABD4DNEBQJRSSYU6IVJPMVFF2H/action/author_attestation","sign_citation":"https://pith.science/pith/ABD4DNEBQJRSSYU6IVJPMVFF2H/action/citation_signature","submit_replication":"https://pith.science/pith/ABD4DNEBQJRSSYU6IVJPMVFF2H/action/replication_record"}},"created_at":"2026-05-18T01:18:05.742176+00:00","updated_at":"2026-05-18T01:18:05.742176+00:00"}