{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:JGRZ2KN5WST4WPHUB6JZ4M66KV","short_pith_number":"pith:JGRZ2KN5","schema_version":"1.0","canonical_sha256":"49a39d29bdb4a7cb3cf40f939e33de5544bc64f37a281d80d86e0b9d7429b460","source":{"kind":"arxiv","id":"2009.03047","version":1},"attestation_state":"computed","paper":{"title":"Steinmann Relations and the Wavefunction of the Universe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Andrew J. McLeod, Cristian Vergu, Paolo Benincasa","submitted_at":"2020-09-07T12:11:06Z","abstract_excerpt":"The physical principles of causality and unitarity put strong constraints on the analytic structure of the flat-space S-matrix. In particular, these principles give rise to the Steinmann relations, which require that the double discontinuities of scattering amplitudes in partially-overlapping momentum channels vanish. Conversely, at cosmological scales, the imprint of causality and unitarity is in general less well understood---the wavefunction of the universe lives on the future space-like boundary, and has all time evolution integrated out. In the present work, we show how the flat-space Ste"},"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":"2009.03047","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2020-09-07T12:11:06Z","cross_cats_sorted":[],"title_canon_sha256":"6eccbf08802da5285834a6a5136efdb1269529f6fb0534b821332773b4252b8c","abstract_canon_sha256":"8a3b072856d38762a99b0f85e4ab5dd4de63ed807d0c0c942e5f1b1f21d8efb7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:03:43.149152Z","signature_b64":"uMS1FoHivEApJoUz4r0+E3vQF+FuqmoKMPDujypc0aPBJ0XTjlZqlTP2Tgj/W+x6AKCOWRWh12o0IgqL0LDFDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"49a39d29bdb4a7cb3cf40f939e33de5544bc64f37a281d80d86e0b9d7429b460","last_reissued_at":"2026-07-05T02:03:43.148647Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:03:43.148647Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Steinmann Relations and the Wavefunction of the Universe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Andrew J. McLeod, Cristian Vergu, Paolo Benincasa","submitted_at":"2020-09-07T12:11:06Z","abstract_excerpt":"The physical principles of causality and unitarity put strong constraints on the analytic structure of the flat-space S-matrix. In particular, these principles give rise to the Steinmann relations, which require that the double discontinuities of scattering amplitudes in partially-overlapping momentum channels vanish. Conversely, at cosmological scales, the imprint of causality and unitarity is in general less well understood---the wavefunction of the universe lives on the future space-like boundary, and has all time evolution integrated out. In the present work, we show how the flat-space Ste"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.03047","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2009.03047/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2009.03047","created_at":"2026-07-05T02:03:43.148703+00:00"},{"alias_kind":"arxiv_version","alias_value":"2009.03047v1","created_at":"2026-07-05T02:03:43.148703+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.03047","created_at":"2026-07-05T02:03:43.148703+00:00"},{"alias_kind":"pith_short_12","alias_value":"JGRZ2KN5WST4","created_at":"2026-07-05T02:03:43.148703+00:00"},{"alias_kind":"pith_short_16","alias_value":"JGRZ2KN5WST4WPHU","created_at":"2026-07-05T02:03:43.148703+00:00"},{"alias_kind":"pith_short_8","alias_value":"JGRZ2KN5","created_at":"2026-07-05T02:03:43.148703+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.25878","citing_title":"From Cosmological Cuts to Yang--Mills Wavefunctions in de Sitter Space","ref_index":39,"is_internal_anchor":false},{"citing_arxiv_id":"2606.13627","citing_title":"A Graphical Coaction for FRW Integrals from Partial/Relative Twisted (Co)homology","ref_index":77,"is_internal_anchor":false},{"citing_arxiv_id":"2605.17751","citing_title":"An Alternative Viewpoint on Kinematic Flow from Tubing Splitting","ref_index":43,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JGRZ2KN5WST4WPHUB6JZ4M66KV","json":"https://pith.science/pith/JGRZ2KN5WST4WPHUB6JZ4M66KV.json","graph_json":"https://pith.science/api/pith-number/JGRZ2KN5WST4WPHUB6JZ4M66KV/graph.json","events_json":"https://pith.science/api/pith-number/JGRZ2KN5WST4WPHUB6JZ4M66KV/events.json","paper":"https://pith.science/paper/JGRZ2KN5"},"agent_actions":{"view_html":"https://pith.science/pith/JGRZ2KN5WST4WPHUB6JZ4M66KV","download_json":"https://pith.science/pith/JGRZ2KN5WST4WPHUB6JZ4M66KV.json","view_paper":"https://pith.science/paper/JGRZ2KN5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2009.03047&json=true","fetch_graph":"https://pith.science/api/pith-number/JGRZ2KN5WST4WPHUB6JZ4M66KV/graph.json","fetch_events":"https://pith.science/api/pith-number/JGRZ2KN5WST4WPHUB6JZ4M66KV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JGRZ2KN5WST4WPHUB6JZ4M66KV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JGRZ2KN5WST4WPHUB6JZ4M66KV/action/storage_attestation","attest_author":"https://pith.science/pith/JGRZ2KN5WST4WPHUB6JZ4M66KV/action/author_attestation","sign_citation":"https://pith.science/pith/JGRZ2KN5WST4WPHUB6JZ4M66KV/action/citation_signature","submit_replication":"https://pith.science/pith/JGRZ2KN5WST4WPHUB6JZ4M66KV/action/replication_record"}},"created_at":"2026-07-05T02:03:43.148703+00:00","updated_at":"2026-07-05T02:03:43.148703+00:00"}