{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:V6YEWXWWLVKLJ5EF6E6PO3FSAW","short_pith_number":"pith:V6YEWXWW","canonical_record":{"source":{"id":"hep-ph/9903516","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-03-30T00:01:06Z","cross_cats_sorted":[],"title_canon_sha256":"08fd6864458ae36fcb747001b0cb2b12cd3109ebf52ec290706b577ec6cf8802","abstract_canon_sha256":"ae10134755432c07ab9175f6fc4cef3f7aebb2af1b3e64303f4f8ffc356ed0f7"},"schema_version":"1.0"},"canonical_sha256":"afb04b5ed65d54b4f485f13cf76cb205ae75049c67328a73d1534ec18bc5e596","source":{"kind":"arxiv","id":"hep-ph/9903516","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9903516","created_at":"2026-05-18T01:08:00Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9903516v2","created_at":"2026-05-18T01:08:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9903516","created_at":"2026-05-18T01:08:00Z"},{"alias_kind":"pith_short_12","alias_value":"V6YEWXWWLVKL","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"V6YEWXWWLVKLJ5EF","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"V6YEWXWW","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:V6YEWXWWLVKLJ5EF6E6PO3FSAW","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9903516","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-03-30T00:01:06Z","cross_cats_sorted":[],"title_canon_sha256":"08fd6864458ae36fcb747001b0cb2b12cd3109ebf52ec290706b577ec6cf8802","abstract_canon_sha256":"ae10134755432c07ab9175f6fc4cef3f7aebb2af1b3e64303f4f8ffc356ed0f7"},"schema_version":"1.0"},"canonical_sha256":"afb04b5ed65d54b4f485f13cf76cb205ae75049c67328a73d1534ec18bc5e596","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:00.591981Z","signature_b64":"Ev7mFGzpmvVOLexomgqA4xkoPb6qw7fvRNYCBqePDYR0xE0qQHWAePUrHoydfvc8aHCl2h4ASyTH+P9DzSI6CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"afb04b5ed65d54b4f485f13cf76cb205ae75049c67328a73d1534ec18bc5e596","last_reissued_at":"2026-05-18T01:08:00.591630Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:00.591630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9903516","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:08:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iC24RI+ubdDyizC2MH8NwhOO14EXVsbXe0beLbLESfvy9iUmWUlmQzCvXFM1CTFBx0Q5bab6vRe0wmvgXqr7Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T13:35:07.556009Z"},"content_sha256":"25137bd657a92abf78a3b5180eb169369229d9a23ad9c43297da95e4c1a9d1c5","schema_version":"1.0","event_id":"sha256:25137bd657a92abf78a3b5180eb169369229d9a23ad9c43297da95e4c1a9d1c5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:V6YEWXWWLVKLJ5EF6E6PO3FSAW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Infrared Behavior of One-Loop QCD Amplitudes at Next-to-Next-to-Leading Order","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"C.R. Schmidt, V. Del Duca, W.B. Kilgore, Z. Bern","submitted_at":"1999-03-30T00:01:06Z","abstract_excerpt":"We present universal factorization formulas describing the behavior of one-loop QCD amplitudes as external momenta become either soft or collinear. Our results are valid to all orders in the dimensional regularization parameter, $\\eps$. Terms through $\\Ord(\\eps^2)$ can contribute in infrared divergent phase space integrals associated with next-to-next-to-leading order jet cross-sections."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9903516","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:08:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SWBn3BaawTyRiWd1Af2om4IPbX7qT6qEoiPTmW+AQacDKk/fpzIoZYyPRltCfcNj04pULkDM5Z23LNQbekmrDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T13:35:07.556370Z"},"content_sha256":"78ef34907cbd54f378472424bf339da495b07b8a5c418223bbd6b0c837432edd","schema_version":"1.0","event_id":"sha256:78ef34907cbd54f378472424bf339da495b07b8a5c418223bbd6b0c837432edd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V6YEWXWWLVKLJ5EF6E6PO3FSAW/bundle.json","state_url":"https://pith.science/pith/V6YEWXWWLVKLJ5EF6E6PO3FSAW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V6YEWXWWLVKLJ5EF6E6PO3FSAW/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-30T13:35:07Z","links":{"resolver":"https://pith.science/pith/V6YEWXWWLVKLJ5EF6E6PO3FSAW","bundle":"https://pith.science/pith/V6YEWXWWLVKLJ5EF6E6PO3FSAW/bundle.json","state":"https://pith.science/pith/V6YEWXWWLVKLJ5EF6E6PO3FSAW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V6YEWXWWLVKLJ5EF6E6PO3FSAW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:V6YEWXWWLVKLJ5EF6E6PO3FSAW","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":"ae10134755432c07ab9175f6fc4cef3f7aebb2af1b3e64303f4f8ffc356ed0f7","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-03-30T00:01:06Z","title_canon_sha256":"08fd6864458ae36fcb747001b0cb2b12cd3109ebf52ec290706b577ec6cf8802"},"schema_version":"1.0","source":{"id":"hep-ph/9903516","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9903516","created_at":"2026-05-18T01:08:00Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9903516v2","created_at":"2026-05-18T01:08:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9903516","created_at":"2026-05-18T01:08:00Z"},{"alias_kind":"pith_short_12","alias_value":"V6YEWXWWLVKL","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"V6YEWXWWLVKLJ5EF","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"V6YEWXWW","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:78ef34907cbd54f378472424bf339da495b07b8a5c418223bbd6b0c837432edd","target":"graph","created_at":"2026-05-18T01:08:00Z","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":"We present universal factorization formulas describing the behavior of one-loop QCD amplitudes as external momenta become either soft or collinear. Our results are valid to all orders in the dimensional regularization parameter, $\\eps$. Terms through $\\Ord(\\eps^2)$ can contribute in infrared divergent phase space integrals associated with next-to-next-to-leading order jet cross-sections.","authors_text":"C.R. Schmidt, V. Del Duca, W.B. Kilgore, Z. Bern","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-03-30T00:01:06Z","title":"The Infrared Behavior of One-Loop QCD Amplitudes at Next-to-Next-to-Leading Order"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9903516","kind":"arxiv","version":2},"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":"sha256:25137bd657a92abf78a3b5180eb169369229d9a23ad9c43297da95e4c1a9d1c5","target":"record","created_at":"2026-05-18T01:08:00Z","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":"ae10134755432c07ab9175f6fc4cef3f7aebb2af1b3e64303f4f8ffc356ed0f7","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-03-30T00:01:06Z","title_canon_sha256":"08fd6864458ae36fcb747001b0cb2b12cd3109ebf52ec290706b577ec6cf8802"},"schema_version":"1.0","source":{"id":"hep-ph/9903516","kind":"arxiv","version":2}},"canonical_sha256":"afb04b5ed65d54b4f485f13cf76cb205ae75049c67328a73d1534ec18bc5e596","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"afb04b5ed65d54b4f485f13cf76cb205ae75049c67328a73d1534ec18bc5e596","first_computed_at":"2026-05-18T01:08:00.591630Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:08:00.591630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ev7mFGzpmvVOLexomgqA4xkoPb6qw7fvRNYCBqePDYR0xE0qQHWAePUrHoydfvc8aHCl2h4ASyTH+P9DzSI6CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:08:00.591981Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9903516","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:25137bd657a92abf78a3b5180eb169369229d9a23ad9c43297da95e4c1a9d1c5","sha256:78ef34907cbd54f378472424bf339da495b07b8a5c418223bbd6b0c837432edd"],"state_sha256":"defda03b1769e0675e75dcc7c24c37e310ed2f298b1a647b87831a7d70750296"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"11uZ/r/2eGU00h/7h+rEDxQBzZaqZw7s8sM4S8KGPun5/ylrrX6GyWWloFVqs+QajiStlkseZRoe16PQupVkDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T13:35:07.558383Z","bundle_sha256":"a7dcedc53c2f4218d28713c75556e218c6f26ab49fa6c39d5eb582fa2a932544"}}