{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2000:D4QGOOFKXHWXSFSRBCYSR4ASHF","short_pith_number":"pith:D4QGOOFK","schema_version":"1.0","canonical_sha256":"1f206738aab9ed79165108b128f0123969abb5a640cb2ddd365aff517585d49b","source":{"kind":"arxiv","id":"hep-th/0012167","version":2},"attestation_state":"computed","paper":{"title":"D-branes in type I string theory","license":"","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"A.Lerda, L. Gallot, M. Frau, P.Strigazzi","submitted_at":"2000-12-19T09:12:07Z","abstract_excerpt":"We review the boundary state description of D-branes in type I string theory and show that the only stable non-BPS configurations are the D-particle and the D-instanton. We also compute the gauge and gravitational interactions of the non-BPS D-particles and compare them with the interactions of the dual non-BPS states of the heterotic string, finding complete agreement."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"hep-th/0012167","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"2000-12-19T09:12:07Z","cross_cats_sorted":[],"title_canon_sha256":"43ea5eb2160bb81c9b148f5b4c12e98b1d9a94e98fa1b9308b037dfcc59c465c","abstract_canon_sha256":"bd16c2ac5bdaf07bc1b6fc9ca7819676c3fc2ae8877a7d95c72da35bdb010d2a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:38:54.979341Z","signature_b64":"6Rtyai4GWA0MvttoOLBatfRjoWC47e1QoAMXvV3L01fLgkP+Sq+toTNGT25VZN/vyJTUQrrtIBWkRpVBZQZKAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f206738aab9ed79165108b128f0123969abb5a640cb2ddd365aff517585d49b","last_reissued_at":"2026-05-18T01:38:54.978643Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:38:54.978643Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"D-branes in type I string theory","license":"","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"A.Lerda, L. Gallot, M. Frau, P.Strigazzi","submitted_at":"2000-12-19T09:12:07Z","abstract_excerpt":"We review the boundary state description of D-branes in type I string theory and show that the only stable non-BPS configurations are the D-particle and the D-instanton. We also compute the gauge and gravitational interactions of the non-BPS D-particles and compare them with the interactions of the dual non-BPS states of the heterotic string, finding complete agreement."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/0012167","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/0012167","created_at":"2026-05-18T01:38:54.978751+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-th/0012167v2","created_at":"2026-05-18T01:38:54.978751+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/0012167","created_at":"2026-05-18T01:38:54.978751+00:00"},{"alias_kind":"pith_short_12","alias_value":"D4QGOOFKXHWX","created_at":"2026-05-18T12:25:49.631198+00:00"},{"alias_kind":"pith_short_16","alias_value":"D4QGOOFKXHWXSFSR","created_at":"2026-05-18T12:25:49.631198+00:00"},{"alias_kind":"pith_short_8","alias_value":"D4QGOOFK","created_at":"2026-05-18T12:25:49.631198+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/D4QGOOFKXHWXSFSRBCYSR4ASHF","json":"https://pith.science/pith/D4QGOOFKXHWXSFSRBCYSR4ASHF.json","graph_json":"https://pith.science/api/pith-number/D4QGOOFKXHWXSFSRBCYSR4ASHF/graph.json","events_json":"https://pith.science/api/pith-number/D4QGOOFKXHWXSFSRBCYSR4ASHF/events.json","paper":"https://pith.science/paper/D4QGOOFK"},"agent_actions":{"view_html":"https://pith.science/pith/D4QGOOFKXHWXSFSRBCYSR4ASHF","download_json":"https://pith.science/pith/D4QGOOFKXHWXSFSRBCYSR4ASHF.json","view_paper":"https://pith.science/paper/D4QGOOFK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-th/0012167&json=true","fetch_graph":"https://pith.science/api/pith-number/D4QGOOFKXHWXSFSRBCYSR4ASHF/graph.json","fetch_events":"https://pith.science/api/pith-number/D4QGOOFKXHWXSFSRBCYSR4ASHF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/D4QGOOFKXHWXSFSRBCYSR4ASHF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/D4QGOOFKXHWXSFSRBCYSR4ASHF/action/storage_attestation","attest_author":"https://pith.science/pith/D4QGOOFKXHWXSFSRBCYSR4ASHF/action/author_attestation","sign_citation":"https://pith.science/pith/D4QGOOFKXHWXSFSRBCYSR4ASHF/action/citation_signature","submit_replication":"https://pith.science/pith/D4QGOOFKXHWXSFSRBCYSR4ASHF/action/replication_record"}},"created_at":"2026-05-18T01:38:54.978751+00:00","updated_at":"2026-05-18T01:38:54.978751+00:00"}