{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:FWUSVLKIV5OC5HLKIE4CSNPQKJ","short_pith_number":"pith:FWUSVLKI","canonical_record":{"source":{"id":"2602.02783","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-02-02T20:39:23Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"c7e167d20da5fe8cd3e64ade17025a7e305125e89345cae19921dc1f2df38f79","abstract_canon_sha256":"46c9a503c9d0ec7c7ef1ed402a67951aa54852ae649538b45fe2500001ab04a8"},"schema_version":"1.0"},"canonical_sha256":"2da92aad48af5c2e9d6a41382935f0527130f1eea3cf53028c7498f8ae18babd","source":{"kind":"arxiv","id":"2602.02783","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.02783","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"arxiv_version","alias_value":"2602.02783v2","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.02783","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"pith_short_12","alias_value":"FWUSVLKIV5OC","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"pith_short_16","alias_value":"FWUSVLKIV5OC5HLK","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"pith_short_8","alias_value":"FWUSVLKI","created_at":"2026-06-12T01:09:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:FWUSVLKIV5OC5HLKIE4CSNPQKJ","target":"record","payload":{"canonical_record":{"source":{"id":"2602.02783","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-02-02T20:39:23Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"c7e167d20da5fe8cd3e64ade17025a7e305125e89345cae19921dc1f2df38f79","abstract_canon_sha256":"46c9a503c9d0ec7c7ef1ed402a67951aa54852ae649538b45fe2500001ab04a8"},"schema_version":"1.0"},"canonical_sha256":"2da92aad48af5c2e9d6a41382935f0527130f1eea3cf53028c7498f8ae18babd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-12T01:09:21.676556Z","signature_b64":"GFM6tvwk96AuFmARaXOcWb6bvV5+jZd0bGpBZAei2Btvs9TMmG3jMJ+2Ke6zAqSe2SJ8Pd4h9jPeleHZCJHlCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2da92aad48af5c2e9d6a41382935f0527130f1eea3cf53028c7498f8ae18babd","last_reissued_at":"2026-06-12T01:09:21.675720Z","signature_status":"signed_v1","first_computed_at":"2026-06-12T01:09:21.675720Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2602.02783","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":"2026-06-12T01:09:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u7h+ypiictw85fvulnVQ77WugrampfjI506wqH2GryCRJKj6kX+dciPNlce5GWs5UTgSFehXlP01fTwA7ItmAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T18:42:50.831103Z"},"content_sha256":"b7dcdf993a1190e8e1b1af391c705902badc1959e0f503e04071f86ee378e6e3","schema_version":"1.0","event_id":"sha256:b7dcdf993a1190e8e1b1af391c705902badc1959e0f503e04071f86ee378e6e3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:FWUSVLKIV5OC5HLKIE4CSNPQKJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"QCD Scattering Amplitudes and Prescriptive Unitarity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-th","authors_text":"Dmitry Chicherin, Johannes Henn, Qinglin Yang, S\\'ergio Carr\\^olo, Yang Zhang","submitted_at":"2026-02-02T20:39:23Z","abstract_excerpt":"We present a systematic framework for the maximally-transcendental part of planar QCD scattering amplitudes and perform the first bootstrap computation of six-gluon MHV amplitudes in massless QCD at the symbol level. By analyzing the maximal weight projection of amplitudes at the integrand level, we relate their maximally-transcendental parts to prescriptive unitarity integrals. This reveals a novel analytic structure: the prefactors multiplying the functions of maximal transcendentality are identified with the four-dimensional leading singularities of the theory. As a consequence, these prefa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.02783","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2602.02783/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-06-12T01:09:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1qpKPzrp8Uf+raaUF+JxetJCxkfdfggj6f2IeWM0Aa5H7inWaLRIQ5XdljKjaUIPHkt4F1bHM0LzT7GNGcqHAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T18:42:50.831490Z"},"content_sha256":"60905d7eede365db440348d2cb3e089bae04868bad1bbc09eb2796711927624a","schema_version":"1.0","event_id":"sha256:60905d7eede365db440348d2cb3e089bae04868bad1bbc09eb2796711927624a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FWUSVLKIV5OC5HLKIE4CSNPQKJ/bundle.json","state_url":"https://pith.science/pith/FWUSVLKIV5OC5HLKIE4CSNPQKJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FWUSVLKIV5OC5HLKIE4CSNPQKJ/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":"2026-06-29T18:42:50Z","links":{"resolver":"https://pith.science/pith/FWUSVLKIV5OC5HLKIE4CSNPQKJ","bundle":"https://pith.science/pith/FWUSVLKIV5OC5HLKIE4CSNPQKJ/bundle.json","state":"https://pith.science/pith/FWUSVLKIV5OC5HLKIE4CSNPQKJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FWUSVLKIV5OC5HLKIE4CSNPQKJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:FWUSVLKIV5OC5HLKIE4CSNPQKJ","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":"46c9a503c9d0ec7c7ef1ed402a67951aa54852ae649538b45fe2500001ab04a8","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-02-02T20:39:23Z","title_canon_sha256":"c7e167d20da5fe8cd3e64ade17025a7e305125e89345cae19921dc1f2df38f79"},"schema_version":"1.0","source":{"id":"2602.02783","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.02783","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"arxiv_version","alias_value":"2602.02783v2","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.02783","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"pith_short_12","alias_value":"FWUSVLKIV5OC","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"pith_short_16","alias_value":"FWUSVLKIV5OC5HLK","created_at":"2026-06-12T01:09:21Z"},{"alias_kind":"pith_short_8","alias_value":"FWUSVLKI","created_at":"2026-06-12T01:09:21Z"}],"graph_snapshots":[{"event_id":"sha256:60905d7eede365db440348d2cb3e089bae04868bad1bbc09eb2796711927624a","target":"graph","created_at":"2026-06-12T01:09:21Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2602.02783/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a systematic framework for the maximally-transcendental part of planar QCD scattering amplitudes and perform the first bootstrap computation of six-gluon MHV amplitudes in massless QCD at the symbol level. By analyzing the maximal weight projection of amplitudes at the integrand level, we relate their maximally-transcendental parts to prescriptive unitarity integrals. This reveals a novel analytic structure: the prefactors multiplying the functions of maximal transcendentality are identified with the four-dimensional leading singularities of the theory. As a consequence, these prefa","authors_text":"Dmitry Chicherin, Johannes Henn, Qinglin Yang, S\\'ergio Carr\\^olo, Yang Zhang","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-02-02T20:39:23Z","title":"QCD Scattering Amplitudes and Prescriptive Unitarity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.02783","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:b7dcdf993a1190e8e1b1af391c705902badc1959e0f503e04071f86ee378e6e3","target":"record","created_at":"2026-06-12T01:09:21Z","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":"46c9a503c9d0ec7c7ef1ed402a67951aa54852ae649538b45fe2500001ab04a8","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-02-02T20:39:23Z","title_canon_sha256":"c7e167d20da5fe8cd3e64ade17025a7e305125e89345cae19921dc1f2df38f79"},"schema_version":"1.0","source":{"id":"2602.02783","kind":"arxiv","version":2}},"canonical_sha256":"2da92aad48af5c2e9d6a41382935f0527130f1eea3cf53028c7498f8ae18babd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2da92aad48af5c2e9d6a41382935f0527130f1eea3cf53028c7498f8ae18babd","first_computed_at":"2026-06-12T01:09:21.675720Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-12T01:09:21.675720Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GFM6tvwk96AuFmARaXOcWb6bvV5+jZd0bGpBZAei2Btvs9TMmG3jMJ+2Ke6zAqSe2SJ8Pd4h9jPeleHZCJHlCw==","signature_status":"signed_v1","signed_at":"2026-06-12T01:09:21.676556Z","signed_message":"canonical_sha256_bytes"},"source_id":"2602.02783","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b7dcdf993a1190e8e1b1af391c705902badc1959e0f503e04071f86ee378e6e3","sha256:60905d7eede365db440348d2cb3e089bae04868bad1bbc09eb2796711927624a"],"state_sha256":"3b41516afd719df1725f40fb579cd6d23d53a0e556ea820b80d8d8b352c2f142"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CWzSoXHdL8OLkkWztubjss+wCiy3YonOhgR7iRQK32Z+ykMTXsuiS+Cx0ddUGO04tllQF4siV74TpyudlUtOAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T18:42:50.833563Z","bundle_sha256":"c860955335db0ec2af694dfe58ac0c9eeb723a6cafcd19c349c235568544af1b"}}