{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:KO3SAJZPYILCMVZR7JMZAFSDYR","short_pith_number":"pith:KO3SAJZP","canonical_record":{"source":{"id":"1209.2472","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-09-12T00:57:08Z","cross_cats_sorted":[],"title_canon_sha256":"c2085d636b8ec5ab0aea6d18d7f6e215023e736c5914945d0e07ef24a462ac40","abstract_canon_sha256":"22bdf8b04ec0c4cb262248da7b9d84203a8389c4a2268f94b467c0517f072f95"},"schema_version":"1.0"},"canonical_sha256":"53b720272fc216265731fa59901643c4756c2b04c624f1abed77827a625cefd4","source":{"kind":"arxiv","id":"1209.2472","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.2472","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"arxiv_version","alias_value":"1209.2472v3","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.2472","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"pith_short_12","alias_value":"KO3SAJZPYILC","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"KO3SAJZPYILCMVZR","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"KO3SAJZP","created_at":"2026-05-18T12:27:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:KO3SAJZPYILCMVZR7JMZAFSDYR","target":"record","payload":{"canonical_record":{"source":{"id":"1209.2472","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-09-12T00:57:08Z","cross_cats_sorted":[],"title_canon_sha256":"c2085d636b8ec5ab0aea6d18d7f6e215023e736c5914945d0e07ef24a462ac40","abstract_canon_sha256":"22bdf8b04ec0c4cb262248da7b9d84203a8389c4a2268f94b467c0517f072f95"},"schema_version":"1.0"},"canonical_sha256":"53b720272fc216265731fa59901643c4756c2b04c624f1abed77827a625cefd4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:22:28.972918Z","signature_b64":"U20rjCX4Xm27Wd6NJCQsgB8DlJToL5sDMgQvpzIrlk+lAQx+LmmjbzzlZWS9TdpjR6n7Tr/j+vn95KA8rJ5BDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53b720272fc216265731fa59901643c4756c2b04c624f1abed77827a625cefd4","last_reissued_at":"2026-05-18T03:22:28.972429Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:22:28.972429Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1209.2472","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:22:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DgaccTer3+S4kjTeafe0hkRtlk8zbeAShv4xzqPFMk+G3PReW6qoX1mgg4BPYDEX6VSLk/oZnLfPvmvOO2p9AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T07:22:13.046796Z"},"content_sha256":"afad9257d7ac022cdff18e2fd355cbee7f8a4ae05506e3537122b336e82ea0ad","schema_version":"1.0","event_id":"sha256:afad9257d7ac022cdff18e2fd355cbee7f8a4ae05506e3537122b336e82ea0ad"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:KO3SAJZPYILCMVZR7JMZAFSDYR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ultraviolet Cancellations in Half-Maximal Supergravity as a Consequence of the Double-Copy Structure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Scott Davies, Tristan Dennen, Yu-tin Huang, Zvi Bern","submitted_at":"2012-09-12T00:57:08Z","abstract_excerpt":"We show that the double-copy structure of gravity forbids divergences in pure half-maximal (16 supercharge) supergravity at four and five points at one loop in D<8 and at two loops in D<6. We link the cancellations that render these supergravity amplitudes finite to corresponding ones that eliminate forbidden color factors from the divergences of pure nonsupersymmetric Yang-Mills theory. The vanishing of the two-loop four-point divergence in D=5 half-maximal supergravity is an example where a valid counterterm satisfying the known symmetries exists, yet is not present. We also give explicit fo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.2472","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:22:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tscLwL9sfbyC4j6Eu1B0GUjHjwwAAes8TIuFjUMoBACCCqkv3IJ0gef+UOp4o9jMj7KJPiozA0zE2Z9ssnBpCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T07:22:13.047519Z"},"content_sha256":"d7896287e15e2f7f00f6f21d39af865af2881686ca1e3a605d812e3cb488c23f","schema_version":"1.0","event_id":"sha256:d7896287e15e2f7f00f6f21d39af865af2881686ca1e3a605d812e3cb488c23f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KO3SAJZPYILCMVZR7JMZAFSDYR/bundle.json","state_url":"https://pith.science/pith/KO3SAJZPYILCMVZR7JMZAFSDYR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KO3SAJZPYILCMVZR7JMZAFSDYR/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":"2026-06-09T07:22:13Z","links":{"resolver":"https://pith.science/pith/KO3SAJZPYILCMVZR7JMZAFSDYR","bundle":"https://pith.science/pith/KO3SAJZPYILCMVZR7JMZAFSDYR/bundle.json","state":"https://pith.science/pith/KO3SAJZPYILCMVZR7JMZAFSDYR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KO3SAJZPYILCMVZR7JMZAFSDYR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:KO3SAJZPYILCMVZR7JMZAFSDYR","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":"22bdf8b04ec0c4cb262248da7b9d84203a8389c4a2268f94b467c0517f072f95","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-09-12T00:57:08Z","title_canon_sha256":"c2085d636b8ec5ab0aea6d18d7f6e215023e736c5914945d0e07ef24a462ac40"},"schema_version":"1.0","source":{"id":"1209.2472","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.2472","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"arxiv_version","alias_value":"1209.2472v3","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.2472","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"pith_short_12","alias_value":"KO3SAJZPYILC","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"KO3SAJZPYILCMVZR","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"KO3SAJZP","created_at":"2026-05-18T12:27:11Z"}],"graph_snapshots":[{"event_id":"sha256:d7896287e15e2f7f00f6f21d39af865af2881686ca1e3a605d812e3cb488c23f","target":"graph","created_at":"2026-05-18T03:22:28Z","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 show that the double-copy structure of gravity forbids divergences in pure half-maximal (16 supercharge) supergravity at four and five points at one loop in D<8 and at two loops in D<6. We link the cancellations that render these supergravity amplitudes finite to corresponding ones that eliminate forbidden color factors from the divergences of pure nonsupersymmetric Yang-Mills theory. The vanishing of the two-loop four-point divergence in D=5 half-maximal supergravity is an example where a valid counterterm satisfying the known symmetries exists, yet is not present. We also give explicit fo","authors_text":"Scott Davies, Tristan Dennen, Yu-tin Huang, Zvi Bern","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-09-12T00:57:08Z","title":"Ultraviolet Cancellations in Half-Maximal Supergravity as a Consequence of the Double-Copy Structure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.2472","kind":"arxiv","version":3},"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:afad9257d7ac022cdff18e2fd355cbee7f8a4ae05506e3537122b336e82ea0ad","target":"record","created_at":"2026-05-18T03:22:28Z","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":"22bdf8b04ec0c4cb262248da7b9d84203a8389c4a2268f94b467c0517f072f95","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-09-12T00:57:08Z","title_canon_sha256":"c2085d636b8ec5ab0aea6d18d7f6e215023e736c5914945d0e07ef24a462ac40"},"schema_version":"1.0","source":{"id":"1209.2472","kind":"arxiv","version":3}},"canonical_sha256":"53b720272fc216265731fa59901643c4756c2b04c624f1abed77827a625cefd4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53b720272fc216265731fa59901643c4756c2b04c624f1abed77827a625cefd4","first_computed_at":"2026-05-18T03:22:28.972429Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:22:28.972429Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"U20rjCX4Xm27Wd6NJCQsgB8DlJToL5sDMgQvpzIrlk+lAQx+LmmjbzzlZWS9TdpjR6n7Tr/j+vn95KA8rJ5BDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:22:28.972918Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.2472","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:afad9257d7ac022cdff18e2fd355cbee7f8a4ae05506e3537122b336e82ea0ad","sha256:d7896287e15e2f7f00f6f21d39af865af2881686ca1e3a605d812e3cb488c23f"],"state_sha256":"5673a0d5435e628e9a0ec58115cd2a752885331da6cf68ec1d8dba54904d0905"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cs7D43RdANro5Os9UEUhN6XMRrghCi+wwIAUXBFtgjmT+wnIJkY5ByILwyCtDgtQVWMbM04yGCFeNkLWejTRAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T07:22:13.051189Z","bundle_sha256":"9bcea564ef6a4b2d08c7a6f4b1e20e3de9d01ead88288c2f1e07cc2471a72599"}}