{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:6CQRNS5IQ5QLCE35BY7OK6XUQ7","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":"b54539fcfba303a09740517496ee2c30a50b633f97206f0cf02b8b16423bb175","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-01-14T13:40:37Z","title_canon_sha256":"fb400b3ac73a45f7570102e61716c56e57f8028cfcbe7bdd1a5afef70ae54886"},"schema_version":"1.0","source":{"id":"1301.2971","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.2971","created_at":"2026-05-18T03:36:27Z"},{"alias_kind":"arxiv_version","alias_value":"1301.2971v1","created_at":"2026-05-18T03:36:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.2971","created_at":"2026-05-18T03:36:27Z"},{"alias_kind":"pith_short_12","alias_value":"6CQRNS5IQ5QL","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"6CQRNS5IQ5QLCE35","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"6CQRNS5I","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:8a3724206b87248fa58595516ab36266969b1ea231531e92d2912f762c59231b","target":"graph","created_at":"2026-05-18T03:36:27Z","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":"In this proceeding, we explain a few steps for an alternative extraction of the spectral density of a two-point function (propagator) based on a discrete set of data points. We present a so-called Tikhonov regularization of this particular inverse problem. We test it on 2 cases: lattice 0++} glueball data and mock gluon data.","authors_text":"D.Dudal, O.Oliveira, P.J.Silva","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-01-14T13:40:37Z","title":"(Lattice) Propagators and Extraction of Spectral Densities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.2971","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:dcc55941750d84a8746266149e6cc250e6e2994efeadf8f6b8ff02e3eb5c5fd7","target":"record","created_at":"2026-05-18T03:36:27Z","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":"b54539fcfba303a09740517496ee2c30a50b633f97206f0cf02b8b16423bb175","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-01-14T13:40:37Z","title_canon_sha256":"fb400b3ac73a45f7570102e61716c56e57f8028cfcbe7bdd1a5afef70ae54886"},"schema_version":"1.0","source":{"id":"1301.2971","kind":"arxiv","version":1}},"canonical_sha256":"f0a116cba88760b1137d0e3ee57af487ef1b19a8f48370a7529c6bb79c862abf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f0a116cba88760b1137d0e3ee57af487ef1b19a8f48370a7529c6bb79c862abf","first_computed_at":"2026-05-18T03:36:27.697714Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:36:27.697714Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"scvWqy776N3K5tKy7Oi9gcLn6JDpq2JnAFGxoRKThxYvZx1bUEJqMrYbG3M7EXyJu/qlfeNd7fn24EDg1wKuAg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:36:27.698202Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.2971","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dcc55941750d84a8746266149e6cc250e6e2994efeadf8f6b8ff02e3eb5c5fd7","sha256:8a3724206b87248fa58595516ab36266969b1ea231531e92d2912f762c59231b"],"state_sha256":"5937ce2fbdd505ac23ebce6a4beb810b3dbabbbf684d450ff8ab4744bd637446"}