{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:WBN6WXZFYTXSJXEHQM5CMMS5UU","short_pith_number":"pith:WBN6WXZF","canonical_record":{"source":{"id":"q-bio/0412039","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"q-bio.BM","submitted_at":"2004-12-21T00:52:46Z","cross_cats_sorted":[],"title_canon_sha256":"7f2e24dade923cc62587d490075caec48e41a04e8e6bb59593d587ce2e3a4150","abstract_canon_sha256":"5d9aaf46ad23ee110fcca72c79bd3fb6929df531ed5b797e238b233d2ee9b297"},"schema_version":"1.0"},"canonical_sha256":"b05beb5f25c4ef24dc87833a26325da51776f850092f3c62e15786f5feaa2011","source":{"kind":"arxiv","id":"q-bio/0412039","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"q-bio/0412039","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"arxiv_version","alias_value":"q-bio/0412039v2","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.q-bio/0412039","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"pith_short_12","alias_value":"WBN6WXZFYTXS","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"pith_short_16","alias_value":"WBN6WXZFYTXSJXEH","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"pith_short_8","alias_value":"WBN6WXZF","created_at":"2026-07-04T16:50:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:WBN6WXZFYTXSJXEHQM5CMMS5UU","target":"record","payload":{"canonical_record":{"source":{"id":"q-bio/0412039","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"q-bio.BM","submitted_at":"2004-12-21T00:52:46Z","cross_cats_sorted":[],"title_canon_sha256":"7f2e24dade923cc62587d490075caec48e41a04e8e6bb59593d587ce2e3a4150","abstract_canon_sha256":"5d9aaf46ad23ee110fcca72c79bd3fb6929df531ed5b797e238b233d2ee9b297"},"schema_version":"1.0"},"canonical_sha256":"b05beb5f25c4ef24dc87833a26325da51776f850092f3c62e15786f5feaa2011","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:50:10.571129Z","signature_b64":"r/X1pf6wfQKtDiDCyTD5EXhSHV65xcvAp6xDMPc5k2CPL5hk9wzC2QpLbbq9gMnvuzUg5hgaOu/TGvXCuFi4BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b05beb5f25c4ef24dc87833a26325da51776f850092f3c62e15786f5feaa2011","last_reissued_at":"2026-07-04T16:50:10.570734Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:50:10.570734Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"q-bio/0412039","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":"2026-07-04T16:50:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FoHiWgAHqK9gVTZO8ss0pDx/7hnv58caPaZZ1ojSizupGjaAHu0L62/0CxDvYwi5V6ZI8vv8KRm4VY9BdaRNBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T23:39:09.287130Z"},"content_sha256":"b7eccf8577ad7d25bff80da3840467644ebbd0ced41acb6aaf226e7450276bed","schema_version":"1.0","event_id":"sha256:b7eccf8577ad7d25bff80da3840467644ebbd0ced41acb6aaf226e7450276bed"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:WBN6WXZFYTXSJXEHQM5CMMS5UU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DNA condensation and redissolution: Interaction between overcharged DNA molecules","license":"","headline":"Overcharged DNA molecules interact via a double-minimum force that produces condensation, redissolution, and an intermediate mesocrystal.","cross_cats":[],"primary_cat":"q-bio.BM","authors_text":"E.Allahyarov, G.Gompper, H.L\\\"owen","submitted_at":"2004-12-21T00:52:46Z","abstract_excerpt":"The effective DNA-DNA interaction force is calculated by computer simulations with explicit tetravalent counterions and monovalent salt. For overcharged DNA molecules, the interaction force shows a double-minimum structure. The positions and depths of these minima are regulated by the counterion density in the bulk. Using two-dimensional lattice sum and free energy perturbation theories, the coexisting phases for DNA bundles are calculated. A DNA-condensation and redissolution transition and a stable mesocrystal with an intermediate lattice constant for high counterion concentration are obtain"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"For overcharged DNA molecules, the interaction force shows a double-minimum structure... A DNA-condensation and redissolution transition and a stable mesocrystal with an intermediate lattice constant for high counterion concentration are obtained.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The effective force extracted from two-molecule simulations remains quantitatively valid when many DNA molecules pack together at finite density.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"Simulations reveal a double-minimum DNA-DNA force that drives condensation-redissolution transitions and a stable mesocrystal at high counterion concentration.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Overcharged DNA molecules interact via a double-minimum force that produces condensation, redissolution, and an intermediate mesocrystal.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"4f11ea80bdaedc6967adf582d956496e2228cc11570b4685925bbcfc63326959"},"source":{"id":"q-bio/0412039","kind":"arxiv","version":2},"verdict":{"id":"66842162-17e3-4c1b-ae2d-1ffdaf852a6e","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-14T22:12:54.004866Z","strongest_claim":"For overcharged DNA molecules, the interaction force shows a double-minimum structure... A DNA-condensation and redissolution transition and a stable mesocrystal with an intermediate lattice constant for high counterion concentration are obtained.","one_line_summary":"Simulations reveal a double-minimum DNA-DNA force that drives condensation-redissolution transitions and a stable mesocrystal at high counterion concentration.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The effective force extracted from two-molecule simulations remains quantitatively valid when many DNA molecules pack together at finite density.","pith_extraction_headline":"Overcharged DNA molecules interact via a double-minimum force that produces condensation, redissolution, and an intermediate mesocrystal."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/q-bio/0412039/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":1,"snapshot_sha256":"dbed516100be7e26ecefd92c2e3fe6e61bd0ba489b2cb8ed5f6826711159041d"},"author_claims":{"count":1,"strong_count":1,"snapshot_sha256":"5e3b23b793a24ad44d50f012bed3c12f7c9e9c566d826ad85b79440943422c6c"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":"66842162-17e3-4c1b-ae2d-1ffdaf852a6e"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:50:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0Lbwa8LGefnb9iHRqxY7CxEA3bWy4D0uGvnBM6U+gLNx8D7A94Ddeo59AL/FlexHMtJ0Hc4RcZR0aZy/S+ssCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T23:39:09.287805Z"},"content_sha256":"b1c9a0c089e3bda4505ed460955871ea9209b8569fdd95683510ef375e76c76a","schema_version":"1.0","event_id":"sha256:b1c9a0c089e3bda4505ed460955871ea9209b8569fdd95683510ef375e76c76a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WBN6WXZFYTXSJXEHQM5CMMS5UU/bundle.json","state_url":"https://pith.science/pith/WBN6WXZFYTXSJXEHQM5CMMS5UU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WBN6WXZFYTXSJXEHQM5CMMS5UU/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":"2026-08-14T23:39:09Z","links":{"resolver":"https://pith.science/pith/WBN6WXZFYTXSJXEHQM5CMMS5UU","bundle":"https://pith.science/pith/WBN6WXZFYTXSJXEHQM5CMMS5UU/bundle.json","state":"https://pith.science/pith/WBN6WXZFYTXSJXEHQM5CMMS5UU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WBN6WXZFYTXSJXEHQM5CMMS5UU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:WBN6WXZFYTXSJXEHQM5CMMS5UU","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":"5d9aaf46ad23ee110fcca72c79bd3fb6929df531ed5b797e238b233d2ee9b297","cross_cats_sorted":[],"license":"","primary_cat":"q-bio.BM","submitted_at":"2004-12-21T00:52:46Z","title_canon_sha256":"7f2e24dade923cc62587d490075caec48e41a04e8e6bb59593d587ce2e3a4150"},"schema_version":"1.0","source":{"id":"q-bio/0412039","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"q-bio/0412039","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"arxiv_version","alias_value":"q-bio/0412039v2","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.q-bio/0412039","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"pith_short_12","alias_value":"WBN6WXZFYTXS","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"pith_short_16","alias_value":"WBN6WXZFYTXSJXEH","created_at":"2026-07-04T16:50:10Z"},{"alias_kind":"pith_short_8","alias_value":"WBN6WXZF","created_at":"2026-07-04T16:50:10Z"}],"graph_snapshots":[{"event_id":"sha256:b1c9a0c089e3bda4505ed460955871ea9209b8569fdd95683510ef375e76c76a","target":"graph","created_at":"2026-07-04T16:50:10Z","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":1,"snapshot_sha256":"5e3b23b793a24ad44d50f012bed3c12f7c9e9c566d826ad85b79440943422c6c","strong_count":1},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":4,"items":[{"attestation":"unclaimed","claim_id":"C1","kind":"strongest_claim","source":"verdict.strongest_claim","status":"machine_extracted","text":"For overcharged DNA molecules, the interaction force shows a double-minimum structure... A DNA-condensation and redissolution transition and a stable mesocrystal with an intermediate lattice constant for high counterion concentration are obtained."},{"attestation":"unclaimed","claim_id":"C2","kind":"weakest_assumption","source":"verdict.weakest_assumption","status":"machine_extracted","text":"The effective force extracted from two-molecule simulations remains quantitatively valid when many DNA molecules pack together at finite density."},{"attestation":"unclaimed","claim_id":"C3","kind":"one_line_summary","source":"verdict.one_line_summary","status":"machine_extracted","text":"Simulations reveal a double-minimum DNA-DNA force that drives condensation-redissolution transitions and a stable mesocrystal at high counterion concentration."},{"attestation":"unclaimed","claim_id":"C4","kind":"headline","source":"verdict.pith_extraction.headline","status":"machine_extracted","text":"Overcharged DNA molecules interact via a double-minimum force that produces condensation, redissolution, and an intermediate mesocrystal."}],"snapshot_sha256":"4f11ea80bdaedc6967adf582d956496e2228cc11570b4685925bbcfc63326959"},"formal_canon":{"evidence_count":1,"snapshot_sha256":"dbed516100be7e26ecefd92c2e3fe6e61bd0ba489b2cb8ed5f6826711159041d"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/q-bio/0412039/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The effective DNA-DNA interaction force is calculated by computer simulations with explicit tetravalent counterions and monovalent salt. For overcharged DNA molecules, the interaction force shows a double-minimum structure. The positions and depths of these minima are regulated by the counterion density in the bulk. Using two-dimensional lattice sum and free energy perturbation theories, the coexisting phases for DNA bundles are calculated. A DNA-condensation and redissolution transition and a stable mesocrystal with an intermediate lattice constant for high counterion concentration are obtain","authors_text":"E.Allahyarov, G.Gompper, H.L\\\"owen","cross_cats":[],"headline":"Overcharged DNA molecules interact via a double-minimum force that produces condensation, redissolution, and an intermediate mesocrystal.","license":"","primary_cat":"q-bio.BM","submitted_at":"2004-12-21T00:52:46Z","title":"DNA condensation and redissolution: Interaction between overcharged DNA molecules"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"q-bio/0412039","kind":"arxiv","version":2},"verdict":{"created_at":"2026-05-14T22:12:54.004866Z","id":"66842162-17e3-4c1b-ae2d-1ffdaf852a6e","model_set":{"reader":"grok-4.3"},"one_line_summary":"Simulations reveal a double-minimum DNA-DNA force that drives condensation-redissolution transitions and a stable mesocrystal at high counterion concentration.","pipeline_version":"pith-pipeline@v0.9.0","pith_extraction_headline":"Overcharged DNA molecules interact via a double-minimum force that produces condensation, redissolution, and an intermediate mesocrystal.","strongest_claim":"For overcharged DNA molecules, the interaction force shows a double-minimum structure... A DNA-condensation and redissolution transition and a stable mesocrystal with an intermediate lattice constant for high counterion concentration are obtained.","weakest_assumption":"The effective force extracted from two-molecule simulations remains quantitatively valid when many DNA molecules pack together at finite density."}},"verdict_id":"66842162-17e3-4c1b-ae2d-1ffdaf852a6e"}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:b7eccf8577ad7d25bff80da3840467644ebbd0ced41acb6aaf226e7450276bed","target":"record","created_at":"2026-07-04T16:50:10Z","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":"5d9aaf46ad23ee110fcca72c79bd3fb6929df531ed5b797e238b233d2ee9b297","cross_cats_sorted":[],"license":"","primary_cat":"q-bio.BM","submitted_at":"2004-12-21T00:52:46Z","title_canon_sha256":"7f2e24dade923cc62587d490075caec48e41a04e8e6bb59593d587ce2e3a4150"},"schema_version":"1.0","source":{"id":"q-bio/0412039","kind":"arxiv","version":2}},"canonical_sha256":"b05beb5f25c4ef24dc87833a26325da51776f850092f3c62e15786f5feaa2011","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b05beb5f25c4ef24dc87833a26325da51776f850092f3c62e15786f5feaa2011","first_computed_at":"2026-07-04T16:50:10.570734Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:50:10.570734Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"r/X1pf6wfQKtDiDCyTD5EXhSHV65xcvAp6xDMPc5k2CPL5hk9wzC2QpLbbq9gMnvuzUg5hgaOu/TGvXCuFi4BQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:50:10.571129Z","signed_message":"canonical_sha256_bytes"},"source_id":"q-bio/0412039","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b7eccf8577ad7d25bff80da3840467644ebbd0ced41acb6aaf226e7450276bed","sha256:b1c9a0c089e3bda4505ed460955871ea9209b8569fdd95683510ef375e76c76a"],"state_sha256":"1461533573e967455562663851d208b9a91e13b9245e4bf4eb6422111859024c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EL+SY4rQnktA3dSSIEbhU1apZEi/KLegNM4cEJVq+BogzlGfMDnZ7NBY0hc2AHksy3sq+bJmW8BdxKuU6h2RAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T23:39:09.295820Z","bundle_sha256":"523fb5efeb02aba2fb55656ea572bca7a200ed7a47cbd508ec62e08e83a66be8"}}