{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:5OH4QICMC24YRBUBOA5URQXEDQ","short_pith_number":"pith:5OH4QICM","canonical_record":{"source":{"id":"1402.5036","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-20T15:36:25Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.stat-mech"],"title_canon_sha256":"c3bed1df5a6a99c62e792f0bf8802979ce77b913e829c1ab7e318665f01c38d0","abstract_canon_sha256":"0fd07b362787ab6b3bd734f7ad07173a1a0ed325f26a20f91c2299056e371924"},"schema_version":"1.0"},"canonical_sha256":"eb8fc8204c16b9888681703b48c2e41c19555226572c77741ba73209121818c5","source":{"kind":"arxiv","id":"1402.5036","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.5036","created_at":"2026-05-18T01:44:35Z"},{"alias_kind":"arxiv_version","alias_value":"1402.5036v1","created_at":"2026-05-18T01:44:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.5036","created_at":"2026-05-18T01:44:35Z"},{"alias_kind":"pith_short_12","alias_value":"5OH4QICMC24Y","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"5OH4QICMC24YRBUB","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"5OH4QICM","created_at":"2026-05-18T12:28:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:5OH4QICMC24YRBUBOA5URQXEDQ","target":"record","payload":{"canonical_record":{"source":{"id":"1402.5036","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-20T15:36:25Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.stat-mech"],"title_canon_sha256":"c3bed1df5a6a99c62e792f0bf8802979ce77b913e829c1ab7e318665f01c38d0","abstract_canon_sha256":"0fd07b362787ab6b3bd734f7ad07173a1a0ed325f26a20f91c2299056e371924"},"schema_version":"1.0"},"canonical_sha256":"eb8fc8204c16b9888681703b48c2e41c19555226572c77741ba73209121818c5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:44:35.741806Z","signature_b64":"H9uywQPJMIM0+JEJs/AMeFfldYKAWnFM5znxxC9LvgKSItUWWVdR7TaA36pMi1l1ep2t+m1BRLMwOtJfIY12DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eb8fc8204c16b9888681703b48c2e41c19555226572c77741ba73209121818c5","last_reissued_at":"2026-05-18T01:44:35.741164Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:44:35.741164Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1402.5036","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":"2026-05-18T01:44:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pe5PK6MWwaRpNDz0wObcyXfXlAz+su3Q3y2ixUlaB7joH02oihv8XiZJMIy0UnUANrGdr2BHZcomWTWhUODIBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:33:01.919706Z"},"content_sha256":"ca67ec77a610d3d6a2edf25d9e0bf03ad3807ec64e67f83dd89d81ac81f07bca","schema_version":"1.0","event_id":"sha256:ca67ec77a610d3d6a2edf25d9e0bf03ad3807ec64e67f83dd89d81ac81f07bca"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:5OH4QICMC24YRBUBOA5URQXEDQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Structural characterization of ice polymorphs from self-avoiding walks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.stat-mech"],"primary_cat":"physics.chem-ph","authors_text":"Carlos P. Herrero","submitted_at":"2014-02-20T15:36:25Z","abstract_excerpt":"Topological properties of crystalline ice structures are studied by means of self-avoiding walks on their H-bond networks. The number of self-avoiding walks, C_n, for eight ice polymorphs has been obtained by direct enumeration up to walk length n = 27. This has allowed us to determine the `connective constant' or effective coordination number `mu' of these structures as the limit of the ratio C_n/C_{n-1} for large n. This structure-dependent parameter `mu' is related with other topological characteristics of ice polymorphs, such as the mean and minimum ring size, or the topological density of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.5036","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":"2026-05-18T01:44:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FOdaplQVRDtotMEV43mmA9jOHhFyXc3hBjNTsVugfiak9cagYGP3vzgeZa0S70RcIxpDE0NXIqj2T6LMTB9FAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:33:01.920050Z"},"content_sha256":"3085715affcfdc796cd86bc5e238b95c0416e39984ddab2bf419c69cf3afd6e5","schema_version":"1.0","event_id":"sha256:3085715affcfdc796cd86bc5e238b95c0416e39984ddab2bf419c69cf3afd6e5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5OH4QICMC24YRBUBOA5URQXEDQ/bundle.json","state_url":"https://pith.science/pith/5OH4QICMC24YRBUBOA5URQXEDQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5OH4QICMC24YRBUBOA5URQXEDQ/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":"2026-05-28T10:33:01Z","links":{"resolver":"https://pith.science/pith/5OH4QICMC24YRBUBOA5URQXEDQ","bundle":"https://pith.science/pith/5OH4QICMC24YRBUBOA5URQXEDQ/bundle.json","state":"https://pith.science/pith/5OH4QICMC24YRBUBOA5URQXEDQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5OH4QICMC24YRBUBOA5URQXEDQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:5OH4QICMC24YRBUBOA5URQXEDQ","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":"0fd07b362787ab6b3bd734f7ad07173a1a0ed325f26a20f91c2299056e371924","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-20T15:36:25Z","title_canon_sha256":"c3bed1df5a6a99c62e792f0bf8802979ce77b913e829c1ab7e318665f01c38d0"},"schema_version":"1.0","source":{"id":"1402.5036","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.5036","created_at":"2026-05-18T01:44:35Z"},{"alias_kind":"arxiv_version","alias_value":"1402.5036v1","created_at":"2026-05-18T01:44:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.5036","created_at":"2026-05-18T01:44:35Z"},{"alias_kind":"pith_short_12","alias_value":"5OH4QICMC24Y","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"5OH4QICMC24YRBUB","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"5OH4QICM","created_at":"2026-05-18T12:28:14Z"}],"graph_snapshots":[{"event_id":"sha256:3085715affcfdc796cd86bc5e238b95c0416e39984ddab2bf419c69cf3afd6e5","target":"graph","created_at":"2026-05-18T01:44:35Z","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":"Topological properties of crystalline ice structures are studied by means of self-avoiding walks on their H-bond networks. The number of self-avoiding walks, C_n, for eight ice polymorphs has been obtained by direct enumeration up to walk length n = 27. This has allowed us to determine the `connective constant' or effective coordination number `mu' of these structures as the limit of the ratio C_n/C_{n-1} for large n. This structure-dependent parameter `mu' is related with other topological characteristics of ice polymorphs, such as the mean and minimum ring size, or the topological density of","authors_text":"Carlos P. Herrero","cross_cats":["cond-mat.mtrl-sci","cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-20T15:36:25Z","title":"Structural characterization of ice polymorphs from self-avoiding walks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.5036","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:ca67ec77a610d3d6a2edf25d9e0bf03ad3807ec64e67f83dd89d81ac81f07bca","target":"record","created_at":"2026-05-18T01:44:35Z","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":"0fd07b362787ab6b3bd734f7ad07173a1a0ed325f26a20f91c2299056e371924","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2014-02-20T15:36:25Z","title_canon_sha256":"c3bed1df5a6a99c62e792f0bf8802979ce77b913e829c1ab7e318665f01c38d0"},"schema_version":"1.0","source":{"id":"1402.5036","kind":"arxiv","version":1}},"canonical_sha256":"eb8fc8204c16b9888681703b48c2e41c19555226572c77741ba73209121818c5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eb8fc8204c16b9888681703b48c2e41c19555226572c77741ba73209121818c5","first_computed_at":"2026-05-18T01:44:35.741164Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:44:35.741164Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H9uywQPJMIM0+JEJs/AMeFfldYKAWnFM5znxxC9LvgKSItUWWVdR7TaA36pMi1l1ep2t+m1BRLMwOtJfIY12DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:44:35.741806Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.5036","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca67ec77a610d3d6a2edf25d9e0bf03ad3807ec64e67f83dd89d81ac81f07bca","sha256:3085715affcfdc796cd86bc5e238b95c0416e39984ddab2bf419c69cf3afd6e5"],"state_sha256":"5c768684b1518f6ac7df91ee0baf1e75d9ea624eed7e0575494b65623a00b6ff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pchzkYK61Mek4+sLBE/g/19AFGIUR8IRKJQszpKuSkc/Z6WQiz1qUrX/uKRBKWg/t4tl0bDiBBwuEwk6ohy8BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T10:33:01.922001Z","bundle_sha256":"23169424543d4e58cd7fdf45be22ee8981a80b39b72d5113edc64c149ecf664b"}}