{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:O3Z5UUA3B3HXA277IQ2NELQIT5","short_pith_number":"pith:O3Z5UUA3","schema_version":"1.0","canonical_sha256":"76f3da501b0ecf706bff4434d22e089f7c6e6ce5202f35fe50f663618f9a5cdb","source":{"kind":"arxiv","id":"1604.03893","version":2},"attestation_state":"computed","paper":{"title":"Extensions of Theories from Soft Limits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Freddy Cachazo, Peter Cha, Sebastian Mizera","submitted_at":"2016-04-13T18:07:13Z","abstract_excerpt":"We study a variety of field theories with vanishing single soft limits. In all cases, the structure of the soft limit is controlled by a larger theory, which provides an extension of the original one by adding more fields and interactions. Our main example is the $U(N)$ non-linear sigma model in its CHY representation. Its extension is a theory in which the NLSM Goldstone bosons interact with a cubic biadjoint scalar. Other theories we study and extend are the special Galileon and Born-Infeld theory, including its maximally supersymmetric version in four dimensions, the DBI-Volkov-Akulov theor"},"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":"1604.03893","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-04-13T18:07:13Z","cross_cats_sorted":[],"title_canon_sha256":"8d056ece83edef5b22478eed1cfdc93d3710a2b3b2b26999ebdf0d8822378d06","abstract_canon_sha256":"935450fdc7f7e02d49e766ad2b67a671674c719305f94ca2d6083d732acb287e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:11:40.959720Z","signature_b64":"mZincViFfevMbOOa5lNwk871ms3FTfG8v5dHomX7C60CgShEELhJoMHPrL2jyXhE9dTgkSM9riYBjnMxK5dHDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"76f3da501b0ecf706bff4434d22e089f7c6e6ce5202f35fe50f663618f9a5cdb","last_reissued_at":"2026-05-18T01:11:40.959385Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:11:40.959385Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Extensions of Theories from Soft Limits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Freddy Cachazo, Peter Cha, Sebastian Mizera","submitted_at":"2016-04-13T18:07:13Z","abstract_excerpt":"We study a variety of field theories with vanishing single soft limits. In all cases, the structure of the soft limit is controlled by a larger theory, which provides an extension of the original one by adding more fields and interactions. Our main example is the $U(N)$ non-linear sigma model in its CHY representation. Its extension is a theory in which the NLSM Goldstone bosons interact with a cubic biadjoint scalar. Other theories we study and extend are the special Galileon and Born-Infeld theory, including its maximally supersymmetric version in four dimensions, the DBI-Volkov-Akulov theor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.03893","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":"1604.03893","created_at":"2026-05-18T01:11:40.959441+00:00"},{"alias_kind":"arxiv_version","alias_value":"1604.03893v2","created_at":"2026-05-18T01:11:40.959441+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.03893","created_at":"2026-05-18T01:11:40.959441+00:00"},{"alias_kind":"pith_short_12","alias_value":"O3Z5UUA3B3HX","created_at":"2026-05-18T12:30:36.002864+00:00"},{"alias_kind":"pith_short_16","alias_value":"O3Z5UUA3B3HXA277","created_at":"2026-05-18T12:30:36.002864+00:00"},{"alias_kind":"pith_short_8","alias_value":"O3Z5UUA3","created_at":"2026-05-18T12:30:36.002864+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":6,"internal_anchor_count":6,"sample":[{"citing_arxiv_id":"2212.12892","citing_title":"Tree level amplitudes from soft theorems","ref_index":42,"is_internal_anchor":true},{"citing_arxiv_id":"2305.04620","citing_title":"Tree and $1$-loop fundamental BCJ relations from soft theorems","ref_index":43,"is_internal_anchor":true},{"citing_arxiv_id":"2306.09733","citing_title":"Note on tree NLSM amplitudes and soft theorems","ref_index":8,"is_internal_anchor":true},{"citing_arxiv_id":"2310.15893","citing_title":"New recursive construction for tree NLSM and SG amplitudes, and new understanding of enhanced Adler zero","ref_index":18,"is_internal_anchor":true},{"citing_arxiv_id":"2311.03112","citing_title":"Recursive construction for expansions of tree Yang-Mills amplitudes from soft theorem","ref_index":41,"is_internal_anchor":true},{"citing_arxiv_id":"2508.21345","citing_title":"$2$-split from Feynman diagrams and Expansions","ref_index":42,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/O3Z5UUA3B3HXA277IQ2NELQIT5","json":"https://pith.science/pith/O3Z5UUA3B3HXA277IQ2NELQIT5.json","graph_json":"https://pith.science/api/pith-number/O3Z5UUA3B3HXA277IQ2NELQIT5/graph.json","events_json":"https://pith.science/api/pith-number/O3Z5UUA3B3HXA277IQ2NELQIT5/events.json","paper":"https://pith.science/paper/O3Z5UUA3"},"agent_actions":{"view_html":"https://pith.science/pith/O3Z5UUA3B3HXA277IQ2NELQIT5","download_json":"https://pith.science/pith/O3Z5UUA3B3HXA277IQ2NELQIT5.json","view_paper":"https://pith.science/paper/O3Z5UUA3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1604.03893&json=true","fetch_graph":"https://pith.science/api/pith-number/O3Z5UUA3B3HXA277IQ2NELQIT5/graph.json","fetch_events":"https://pith.science/api/pith-number/O3Z5UUA3B3HXA277IQ2NELQIT5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/O3Z5UUA3B3HXA277IQ2NELQIT5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/O3Z5UUA3B3HXA277IQ2NELQIT5/action/storage_attestation","attest_author":"https://pith.science/pith/O3Z5UUA3B3HXA277IQ2NELQIT5/action/author_attestation","sign_citation":"https://pith.science/pith/O3Z5UUA3B3HXA277IQ2NELQIT5/action/citation_signature","submit_replication":"https://pith.science/pith/O3Z5UUA3B3HXA277IQ2NELQIT5/action/replication_record"}},"created_at":"2026-05-18T01:11:40.959441+00:00","updated_at":"2026-05-18T01:11:40.959441+00:00"}