{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:R6Q3HGTIE7GD64TEBQZ64VPJBJ","short_pith_number":"pith:R6Q3HGTI","schema_version":"1.0","canonical_sha256":"8fa1b39a6827cc3f72640c33ee55e90a6456cad70ebbc8342e789d65996a34b6","source":{"kind":"arxiv","id":"1710.00480","version":3},"attestation_state":"computed","paper":{"title":"On the Symmetry Foundation of Double Soft Theorems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Hung-Hwa Lin, Shun-Qing Zhang, Zhi-Zhong Li","submitted_at":"2017-10-02T04:33:26Z","abstract_excerpt":"Double-soft theorems, like its single-soft counterparts, arises from the underlying symmetry principles that constrain the interactions of massless particles. While single soft theorems can be derived in a non-perturbative fashion by employing current algebras, recent attempts of extending such an approach to known double soft theorems has been met with difficulties. In this work, we have traced the difficulty to two inequivalent expansion schemes, depending on whether the soft limit is taken asymmetrically or symmetrically, which we denote as type A and B respectively. We show that soft-behav"},"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":"1710.00480","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-10-02T04:33:26Z","cross_cats_sorted":[],"title_canon_sha256":"8e5408048c5bbc8a5ada4409d3c1693cf95673de7eea5cc53eb745b77954ac9c","abstract_canon_sha256":"77724de8ff8611ce34f4b89c2cf5e3d2550baf41f76e0561411c9e02f3b3eeb7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:29.625990Z","signature_b64":"lMoGgQm9EpuWh43KMdoQTNPisn+/VVu/d986mzgHG/izquFVxSGNtEX5wMNM08L2ZIkS2EFVw7B9BcWpCsd6DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8fa1b39a6827cc3f72640c33ee55e90a6456cad70ebbc8342e789d65996a34b6","last_reissued_at":"2026-05-18T00:28:29.625139Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:29.625139Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the Symmetry Foundation of Double Soft Theorems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Hung-Hwa Lin, Shun-Qing Zhang, Zhi-Zhong Li","submitted_at":"2017-10-02T04:33:26Z","abstract_excerpt":"Double-soft theorems, like its single-soft counterparts, arises from the underlying symmetry principles that constrain the interactions of massless particles. While single soft theorems can be derived in a non-perturbative fashion by employing current algebras, recent attempts of extending such an approach to known double soft theorems has been met with difficulties. In this work, we have traced the difficulty to two inequivalent expansion schemes, depending on whether the soft limit is taken asymmetrically or symmetrically, which we denote as type A and B respectively. We show that soft-behav"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.00480","kind":"arxiv","version":3},"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":"1710.00480","created_at":"2026-05-18T00:28:29.625235+00:00"},{"alias_kind":"arxiv_version","alias_value":"1710.00480v3","created_at":"2026-05-18T00:28:29.625235+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.00480","created_at":"2026-05-18T00:28:29.625235+00:00"},{"alias_kind":"pith_short_12","alias_value":"R6Q3HGTIE7GD","created_at":"2026-05-18T12:31:39.905425+00:00"},{"alias_kind":"pith_short_16","alias_value":"R6Q3HGTIE7GD64TE","created_at":"2026-05-18T12:31:39.905425+00:00"},{"alias_kind":"pith_short_8","alias_value":"R6Q3HGTI","created_at":"2026-05-18T12:31:39.905425+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":2,"sample":[{"citing_arxiv_id":"2212.12892","citing_title":"Tree level amplitudes from soft theorems","ref_index":33,"is_internal_anchor":true},{"citing_arxiv_id":"2305.04620","citing_title":"Tree and $1$-loop fundamental BCJ relations from soft theorems","ref_index":34,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/R6Q3HGTIE7GD64TEBQZ64VPJBJ","json":"https://pith.science/pith/R6Q3HGTIE7GD64TEBQZ64VPJBJ.json","graph_json":"https://pith.science/api/pith-number/R6Q3HGTIE7GD64TEBQZ64VPJBJ/graph.json","events_json":"https://pith.science/api/pith-number/R6Q3HGTIE7GD64TEBQZ64VPJBJ/events.json","paper":"https://pith.science/paper/R6Q3HGTI"},"agent_actions":{"view_html":"https://pith.science/pith/R6Q3HGTIE7GD64TEBQZ64VPJBJ","download_json":"https://pith.science/pith/R6Q3HGTIE7GD64TEBQZ64VPJBJ.json","view_paper":"https://pith.science/paper/R6Q3HGTI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1710.00480&json=true","fetch_graph":"https://pith.science/api/pith-number/R6Q3HGTIE7GD64TEBQZ64VPJBJ/graph.json","fetch_events":"https://pith.science/api/pith-number/R6Q3HGTIE7GD64TEBQZ64VPJBJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/R6Q3HGTIE7GD64TEBQZ64VPJBJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/R6Q3HGTIE7GD64TEBQZ64VPJBJ/action/storage_attestation","attest_author":"https://pith.science/pith/R6Q3HGTIE7GD64TEBQZ64VPJBJ/action/author_attestation","sign_citation":"https://pith.science/pith/R6Q3HGTIE7GD64TEBQZ64VPJBJ/action/citation_signature","submit_replication":"https://pith.science/pith/R6Q3HGTIE7GD64TEBQZ64VPJBJ/action/replication_record"}},"created_at":"2026-05-18T00:28:29.625235+00:00","updated_at":"2026-05-18T00:28:29.625235+00:00"}