{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:SEK6EHI2PWQ24EUXSPXWIPLGG7","short_pith_number":"pith:SEK6EHI2","canonical_record":{"source":{"id":"1602.03282","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2016-02-10T07:01:38Z","cross_cats_sorted":[],"title_canon_sha256":"03ac4eee4490dc9103c018260b8b7e1420f84dcf001673f18648b88feeadc66d","abstract_canon_sha256":"0789b7904995ec57ce707eb4f5636f60ecfddbfba2f9aa4b8647fe7480320dff"},"schema_version":"1.0"},"canonical_sha256":"9115e21d1a7da1ae129793ef643d6637de4e8bce52049c4e01c2d88da7be1cc3","source":{"kind":"arxiv","id":"1602.03282","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.03282","created_at":"2026-05-18T00:54:40Z"},{"alias_kind":"arxiv_version","alias_value":"1602.03282v2","created_at":"2026-05-18T00:54:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.03282","created_at":"2026-05-18T00:54:40Z"},{"alias_kind":"pith_short_12","alias_value":"SEK6EHI2PWQ2","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_16","alias_value":"SEK6EHI2PWQ24EUX","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_8","alias_value":"SEK6EHI2","created_at":"2026-05-18T12:30:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:SEK6EHI2PWQ24EUXSPXWIPLGG7","target":"record","payload":{"canonical_record":{"source":{"id":"1602.03282","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2016-02-10T07:01:38Z","cross_cats_sorted":[],"title_canon_sha256":"03ac4eee4490dc9103c018260b8b7e1420f84dcf001673f18648b88feeadc66d","abstract_canon_sha256":"0789b7904995ec57ce707eb4f5636f60ecfddbfba2f9aa4b8647fe7480320dff"},"schema_version":"1.0"},"canonical_sha256":"9115e21d1a7da1ae129793ef643d6637de4e8bce52049c4e01c2d88da7be1cc3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:54:40.817334Z","signature_b64":"NIjPpFdRHraGJt1YsauC8fehLISdD6YBF/s9BJi44P2SSfmNpWMX9qEvsSkKg4kPH1bcRDqC1+1a+UtcgZwCBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9115e21d1a7da1ae129793ef643d6637de4e8bce52049c4e01c2d88da7be1cc3","last_reissued_at":"2026-05-18T00:54:40.816872Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:54:40.816872Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1602.03282","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":"2026-05-18T00:54:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wd0WBFfkjP15V8AL6HoEdq4D9V5X8/kB8S8NgRmNVdcBSq/9GEGST6VTucrqIflTKukoPf0BJ1xeJVJmCYObCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T02:50:41.202631Z"},"content_sha256":"fc5a7fe6c2f2a0e60a74e477d9fda42c12fee70a39645a0587e4030cbbebe48f","schema_version":"1.0","event_id":"sha256:fc5a7fe6c2f2a0e60a74e477d9fda42c12fee70a39645a0587e4030cbbebe48f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:SEK6EHI2PWQ24EUXSPXWIPLGG7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superfluid behavior of quasi-1D p-H$_2$ inside carbon nanotube","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.other","authors_text":"Francesco Ancilotto, Maurizio Rossi","submitted_at":"2016-02-10T07:01:38Z","abstract_excerpt":"We perform ab-initio Quantum Monte Carlo simulations of para-hydrogen (pH$_2$) at $T=0$ K confined in carbon nanotubes (CNT) of different radii. The radial density profiles show a strong layering of the pH$_2$ molecules which grow, with increasing number of molecules, in solid concentric cylindrical shells and eventually a central column. The central column can be considered an effective one-dimensional (1D) fluid whose properties are well captured by the Tomonaga-Luttinger liquid theory. The Luttinger parameter is explicitly computed and interestingly it shows a non-monotonic behavior with th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.03282","kind":"arxiv","version":2},"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":"2026-05-18T00:54:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lJhIZj1Mbm9PZZoHO61nKb8ck9CS2OZPupESGmGGasfnqprprwTTk9+Tze/F4GzlOjDiUxWPcrsn9bn9v+DbBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T02:50:41.202994Z"},"content_sha256":"9305cf75edb571c745586f7305438c418b91ff87ab8631cfbaca53cbf940b5a2","schema_version":"1.0","event_id":"sha256:9305cf75edb571c745586f7305438c418b91ff87ab8631cfbaca53cbf940b5a2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SEK6EHI2PWQ24EUXSPXWIPLGG7/bundle.json","state_url":"https://pith.science/pith/SEK6EHI2PWQ24EUXSPXWIPLGG7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SEK6EHI2PWQ24EUXSPXWIPLGG7/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":"2026-05-27T02:50:41Z","links":{"resolver":"https://pith.science/pith/SEK6EHI2PWQ24EUXSPXWIPLGG7","bundle":"https://pith.science/pith/SEK6EHI2PWQ24EUXSPXWIPLGG7/bundle.json","state":"https://pith.science/pith/SEK6EHI2PWQ24EUXSPXWIPLGG7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SEK6EHI2PWQ24EUXSPXWIPLGG7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:SEK6EHI2PWQ24EUXSPXWIPLGG7","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":"0789b7904995ec57ce707eb4f5636f60ecfddbfba2f9aa4b8647fe7480320dff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2016-02-10T07:01:38Z","title_canon_sha256":"03ac4eee4490dc9103c018260b8b7e1420f84dcf001673f18648b88feeadc66d"},"schema_version":"1.0","source":{"id":"1602.03282","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.03282","created_at":"2026-05-18T00:54:40Z"},{"alias_kind":"arxiv_version","alias_value":"1602.03282v2","created_at":"2026-05-18T00:54:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.03282","created_at":"2026-05-18T00:54:40Z"},{"alias_kind":"pith_short_12","alias_value":"SEK6EHI2PWQ2","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_16","alias_value":"SEK6EHI2PWQ24EUX","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_8","alias_value":"SEK6EHI2","created_at":"2026-05-18T12:30:44Z"}],"graph_snapshots":[{"event_id":"sha256:9305cf75edb571c745586f7305438c418b91ff87ab8631cfbaca53cbf940b5a2","target":"graph","created_at":"2026-05-18T00:54:40Z","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":"We perform ab-initio Quantum Monte Carlo simulations of para-hydrogen (pH$_2$) at $T=0$ K confined in carbon nanotubes (CNT) of different radii. The radial density profiles show a strong layering of the pH$_2$ molecules which grow, with increasing number of molecules, in solid concentric cylindrical shells and eventually a central column. The central column can be considered an effective one-dimensional (1D) fluid whose properties are well captured by the Tomonaga-Luttinger liquid theory. The Luttinger parameter is explicitly computed and interestingly it shows a non-monotonic behavior with th","authors_text":"Francesco Ancilotto, Maurizio Rossi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2016-02-10T07:01:38Z","title":"Superfluid behavior of quasi-1D p-H$_2$ inside carbon nanotube"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.03282","kind":"arxiv","version":2},"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:fc5a7fe6c2f2a0e60a74e477d9fda42c12fee70a39645a0587e4030cbbebe48f","target":"record","created_at":"2026-05-18T00:54:40Z","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":"0789b7904995ec57ce707eb4f5636f60ecfddbfba2f9aa4b8647fe7480320dff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2016-02-10T07:01:38Z","title_canon_sha256":"03ac4eee4490dc9103c018260b8b7e1420f84dcf001673f18648b88feeadc66d"},"schema_version":"1.0","source":{"id":"1602.03282","kind":"arxiv","version":2}},"canonical_sha256":"9115e21d1a7da1ae129793ef643d6637de4e8bce52049c4e01c2d88da7be1cc3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9115e21d1a7da1ae129793ef643d6637de4e8bce52049c4e01c2d88da7be1cc3","first_computed_at":"2026-05-18T00:54:40.816872Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:54:40.816872Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NIjPpFdRHraGJt1YsauC8fehLISdD6YBF/s9BJi44P2SSfmNpWMX9qEvsSkKg4kPH1bcRDqC1+1a+UtcgZwCBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:54:40.817334Z","signed_message":"canonical_sha256_bytes"},"source_id":"1602.03282","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fc5a7fe6c2f2a0e60a74e477d9fda42c12fee70a39645a0587e4030cbbebe48f","sha256:9305cf75edb571c745586f7305438c418b91ff87ab8631cfbaca53cbf940b5a2"],"state_sha256":"d2be2d8e256155075c177bac9045cbb9dd7c99632ade6da17de0ca36425fc527"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9Fpn2n2Jh8v1a1Ebsjvbzj2dkwrKGoC0Tzvic8WCLuZbwhOkqI6o4SpqdNsyAY7naICb/cYRx+fBcNiHEms7CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T02:50:41.205333Z","bundle_sha256":"0854caf1a2b24c6b64995a1f0b79cbaf46a2fbd0fd8960aa50cb3e562c65819b"}}