{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:VS2IPLPEALNTAS7MB6SAP2UQES","short_pith_number":"pith:VS2IPLPE","canonical_record":{"source":{"id":"1204.0509","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-04-02T19:52:13Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"6c1a80bd16ad8d45a1acbeb6988b869c34a9db4b9425bc162daf472b22ed59d7","abstract_canon_sha256":"d87f28a6d8d6fdd435d6683706ab53948b2f90cfbde52fc181f0b4d552847e94"},"schema_version":"1.0"},"canonical_sha256":"acb487ade402db304bec0fa407ea9024b21f21453dfc4cd93f3d417e080537e3","source":{"kind":"arxiv","id":"1204.0509","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.0509","created_at":"2026-05-18T03:43:42Z"},{"alias_kind":"arxiv_version","alias_value":"1204.0509v1","created_at":"2026-05-18T03:43:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.0509","created_at":"2026-05-18T03:43:42Z"},{"alias_kind":"pith_short_12","alias_value":"VS2IPLPEALNT","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VS2IPLPEALNTAS7M","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VS2IPLPE","created_at":"2026-05-18T12:27:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:VS2IPLPEALNTAS7MB6SAP2UQES","target":"record","payload":{"canonical_record":{"source":{"id":"1204.0509","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-04-02T19:52:13Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"6c1a80bd16ad8d45a1acbeb6988b869c34a9db4b9425bc162daf472b22ed59d7","abstract_canon_sha256":"d87f28a6d8d6fdd435d6683706ab53948b2f90cfbde52fc181f0b4d552847e94"},"schema_version":"1.0"},"canonical_sha256":"acb487ade402db304bec0fa407ea9024b21f21453dfc4cd93f3d417e080537e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:43:42.187517Z","signature_b64":"xj5Zq1ZDZCyYQnA+Jvz7SatJ9gS9iZOOTIKI4ATd6y0MNfC1jtbcR9WkpMvQ3pACG8FCWXjAPtlGvgTF4XlhCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"acb487ade402db304bec0fa407ea9024b21f21453dfc4cd93f3d417e080537e3","last_reissued_at":"2026-05-18T03:43:42.186831Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:43:42.186831Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.0509","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":"2026-05-18T03:43:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ge9jFdaHcmcWfWz7JGzZYc4qEaMsViOt0z8bT02hB4P5UAJASumogOmgP2+MLnanPCnM70TNo2D+u04TYDtvCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T14:20:41.737562Z"},"content_sha256":"0d9468ea5b19ffa2afb74e48e80c9da5f9ff52978eaa3bbe3a0227aaeed03fff","schema_version":"1.0","event_id":"sha256:0d9468ea5b19ffa2afb74e48e80c9da5f9ff52978eaa3bbe3a0227aaeed03fff"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:VS2IPLPEALNTAS7MB6SAP2UQES","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantitative Molecular Orbital Energies within a $G_0W_0$ Approximation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Isaac Tamblyn, Jeffrey B. Neaton, Peter Doak, Pierre T. Darancet, Sahar Sharifzadeh","submitted_at":"2012-04-02T19:52:13Z","abstract_excerpt":"Using many-body perturbation theory within the $G_0W_0$ approximation, we explore routes for computing the ionization potential (IP), electron affinity (EA), and fundamental gap of three gas-phase molecules -- benzene, thiophene, and (1,4) diamino-benzene -- and compare with experiments. We examine the dependence of the IP on the number of unoccupied states used to build the dielectric function and the self energy, as well as the dielectric function plane-wave cutoff. We find that with an effective completion strategy for approximating the unoccupied subspace, and a converged dielectric functi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.0509","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":"2026-05-18T03:43:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1rgiikS4jlJQoI2q64IJphOT9IkmtTFwSPuxE+cPsxs/O73cSSmQG1BOWcopyWSm/LlSE3lDj7auqpVr6fuaCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T14:20:41.737912Z"},"content_sha256":"21ac1569443cc65d973e91f6ff2e5ae3974d85efa43a6661396c07c1013f0973","schema_version":"1.0","event_id":"sha256:21ac1569443cc65d973e91f6ff2e5ae3974d85efa43a6661396c07c1013f0973"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VS2IPLPEALNTAS7MB6SAP2UQES/bundle.json","state_url":"https://pith.science/pith/VS2IPLPEALNTAS7MB6SAP2UQES/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VS2IPLPEALNTAS7MB6SAP2UQES/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":"2026-06-04T14:20:41Z","links":{"resolver":"https://pith.science/pith/VS2IPLPEALNTAS7MB6SAP2UQES","bundle":"https://pith.science/pith/VS2IPLPEALNTAS7MB6SAP2UQES/bundle.json","state":"https://pith.science/pith/VS2IPLPEALNTAS7MB6SAP2UQES/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VS2IPLPEALNTAS7MB6SAP2UQES/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:VS2IPLPEALNTAS7MB6SAP2UQES","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":"d87f28a6d8d6fdd435d6683706ab53948b2f90cfbde52fc181f0b4d552847e94","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-04-02T19:52:13Z","title_canon_sha256":"6c1a80bd16ad8d45a1acbeb6988b869c34a9db4b9425bc162daf472b22ed59d7"},"schema_version":"1.0","source":{"id":"1204.0509","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.0509","created_at":"2026-05-18T03:43:42Z"},{"alias_kind":"arxiv_version","alias_value":"1204.0509v1","created_at":"2026-05-18T03:43:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.0509","created_at":"2026-05-18T03:43:42Z"},{"alias_kind":"pith_short_12","alias_value":"VS2IPLPEALNT","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VS2IPLPEALNTAS7M","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VS2IPLPE","created_at":"2026-05-18T12:27:25Z"}],"graph_snapshots":[{"event_id":"sha256:21ac1569443cc65d973e91f6ff2e5ae3974d85efa43a6661396c07c1013f0973","target":"graph","created_at":"2026-05-18T03:43:42Z","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":"Using many-body perturbation theory within the $G_0W_0$ approximation, we explore routes for computing the ionization potential (IP), electron affinity (EA), and fundamental gap of three gas-phase molecules -- benzene, thiophene, and (1,4) diamino-benzene -- and compare with experiments. We examine the dependence of the IP on the number of unoccupied states used to build the dielectric function and the self energy, as well as the dielectric function plane-wave cutoff. We find that with an effective completion strategy for approximating the unoccupied subspace, and a converged dielectric functi","authors_text":"Isaac Tamblyn, Jeffrey B. Neaton, Peter Doak, Pierre T. Darancet, Sahar Sharifzadeh","cross_cats":["physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-04-02T19:52:13Z","title":"Quantitative Molecular Orbital Energies within a $G_0W_0$ Approximation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.0509","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":"sha256:0d9468ea5b19ffa2afb74e48e80c9da5f9ff52978eaa3bbe3a0227aaeed03fff","target":"record","created_at":"2026-05-18T03:43:42Z","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":"d87f28a6d8d6fdd435d6683706ab53948b2f90cfbde52fc181f0b4d552847e94","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-04-02T19:52:13Z","title_canon_sha256":"6c1a80bd16ad8d45a1acbeb6988b869c34a9db4b9425bc162daf472b22ed59d7"},"schema_version":"1.0","source":{"id":"1204.0509","kind":"arxiv","version":1}},"canonical_sha256":"acb487ade402db304bec0fa407ea9024b21f21453dfc4cd93f3d417e080537e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"acb487ade402db304bec0fa407ea9024b21f21453dfc4cd93f3d417e080537e3","first_computed_at":"2026-05-18T03:43:42.186831Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:43:42.186831Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xj5Zq1ZDZCyYQnA+Jvz7SatJ9gS9iZOOTIKI4ATd6y0MNfC1jtbcR9WkpMvQ3pACG8FCWXjAPtlGvgTF4XlhCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:43:42.187517Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.0509","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0d9468ea5b19ffa2afb74e48e80c9da5f9ff52978eaa3bbe3a0227aaeed03fff","sha256:21ac1569443cc65d973e91f6ff2e5ae3974d85efa43a6661396c07c1013f0973"],"state_sha256":"dae97d7b4cbb730f72e99aab2b439aada647e7f86d9f7b749c7a5e81393f339c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VpREfoAiRRIr9Iz7eL5f4FduO7dnY9RsroQRM6iblEFKEutX6+9FJPCmlf7v4tlXGxscZCr0h96PYtaNoGruAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T14:20:41.739870Z","bundle_sha256":"38a5ccc8fdcad8f7b0a3ec02ee3248599db4f857f797539553da67d372aceaaf"}}