{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:BU55MES2GNA4XM3WTREED7LRXU","short_pith_number":"pith:BU55MES2","canonical_record":{"source":{"id":"2508.20775","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-08-28T13:30:52Z","cross_cats_sorted":[],"title_canon_sha256":"2d457ebbfbe1145b9e89a77ff34a60e5a6680c2affcb21a93e83dfe9021a1fd9","abstract_canon_sha256":"1f53a4f0328b034a81920228eb5ae382971535640f3fe882832cbe590678dd78"},"schema_version":"1.0"},"canonical_sha256":"0d3bd6125a3341cbb3769c4841fd71bd16c94388eaf29cf7c5ab8305459d47b3","source":{"kind":"arxiv","id":"2508.20775","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.20775","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"arxiv_version","alias_value":"2508.20775v1","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.20775","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"pith_short_12","alias_value":"BU55MES2GNA4","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"pith_short_16","alias_value":"BU55MES2GNA4XM3W","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"pith_short_8","alias_value":"BU55MES2","created_at":"2026-07-05T12:01:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:BU55MES2GNA4XM3WTREED7LRXU","target":"record","payload":{"canonical_record":{"source":{"id":"2508.20775","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-08-28T13:30:52Z","cross_cats_sorted":[],"title_canon_sha256":"2d457ebbfbe1145b9e89a77ff34a60e5a6680c2affcb21a93e83dfe9021a1fd9","abstract_canon_sha256":"1f53a4f0328b034a81920228eb5ae382971535640f3fe882832cbe590678dd78"},"schema_version":"1.0"},"canonical_sha256":"0d3bd6125a3341cbb3769c4841fd71bd16c94388eaf29cf7c5ab8305459d47b3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:01:10.622233Z","signature_b64":"YLuIIeDjmD81PmLeN+JTut657gXMOk8f4r/oXnB18526nAXO/2GD83/wQuDKu/XBk7Ac/3P7yLI/ya/nR9iMBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0d3bd6125a3341cbb3769c4841fd71bd16c94388eaf29cf7c5ab8305459d47b3","last_reissued_at":"2026-07-05T12:01:10.621573Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:01:10.621573Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.20775","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T12:01:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"86HfhBZBRuiKAnBUkJLjEGzSh4XPq2lzab+bfOFAD395M0RSVy4MExNNL8N4qTwX20PAyI/Ib3f+jVYfMKPfDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T01:53:58.208770Z"},"content_sha256":"403bd4a0040868f81e8a8bbb5f5e1331e0faf1b7b7032d07df874f68f9f1033f","schema_version":"1.0","event_id":"sha256:403bd4a0040868f81e8a8bbb5f5e1331e0faf1b7b7032d07df874f68f9f1033f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:BU55MES2GNA4XM3WTREED7LRXU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Progress in NLO Calculations for gamma-gamma Physics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Hua-Sheng Shao, Lukas Simon","submitted_at":"2025-08-28T13:30:52Z","abstract_excerpt":"With the advent of precision measurements of photon-fusion processes in ultraperipheral collisions (UPCs) at facilities, such as RHIC and the LHC, the inclusion of higher-order corrections has become essential. While automated frameworks already make NLO corrections feasible for parton-parton scattering processes, no comparable tools had previously been available for UPC processes in two-photon collisions. In these proceedings, we review some recent explicit NLO computations and present the updated gamma-UPC+MadGraph5_aMC@NLO framework, the first automated software that enables NLO-accurate pr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.20775","kind":"arxiv","version":1},"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/2508.20775/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":"2026-07-05T12:01:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NQHAGpyWwT55hcTcVtV3YD5gL2ORHVoOgb+D6U0FBnyIXQpdtdJfoHDEdo8MMVqHAzFza/zllqLNAcuKANsEDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T01:53:58.209723Z"},"content_sha256":"30126837d72c148e16e400cceacd6527ac27fe42b032a47864922035e830f644","schema_version":"1.0","event_id":"sha256:30126837d72c148e16e400cceacd6527ac27fe42b032a47864922035e830f644"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BU55MES2GNA4XM3WTREED7LRXU/bundle.json","state_url":"https://pith.science/pith/BU55MES2GNA4XM3WTREED7LRXU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BU55MES2GNA4XM3WTREED7LRXU/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":"2026-08-06T01:53:58Z","links":{"resolver":"https://pith.science/pith/BU55MES2GNA4XM3WTREED7LRXU","bundle":"https://pith.science/pith/BU55MES2GNA4XM3WTREED7LRXU/bundle.json","state":"https://pith.science/pith/BU55MES2GNA4XM3WTREED7LRXU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BU55MES2GNA4XM3WTREED7LRXU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:BU55MES2GNA4XM3WTREED7LRXU","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":"1f53a4f0328b034a81920228eb5ae382971535640f3fe882832cbe590678dd78","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-08-28T13:30:52Z","title_canon_sha256":"2d457ebbfbe1145b9e89a77ff34a60e5a6680c2affcb21a93e83dfe9021a1fd9"},"schema_version":"1.0","source":{"id":"2508.20775","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.20775","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"arxiv_version","alias_value":"2508.20775v1","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.20775","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"pith_short_12","alias_value":"BU55MES2GNA4","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"pith_short_16","alias_value":"BU55MES2GNA4XM3W","created_at":"2026-07-05T12:01:10Z"},{"alias_kind":"pith_short_8","alias_value":"BU55MES2","created_at":"2026-07-05T12:01:10Z"}],"graph_snapshots":[{"event_id":"sha256:30126837d72c148e16e400cceacd6527ac27fe42b032a47864922035e830f644","target":"graph","created_at":"2026-07-05T12:01:10Z","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/2508.20775/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"With the advent of precision measurements of photon-fusion processes in ultraperipheral collisions (UPCs) at facilities, such as RHIC and the LHC, the inclusion of higher-order corrections has become essential. While automated frameworks already make NLO corrections feasible for parton-parton scattering processes, no comparable tools had previously been available for UPC processes in two-photon collisions. In these proceedings, we review some recent explicit NLO computations and present the updated gamma-UPC+MadGraph5_aMC@NLO framework, the first automated software that enables NLO-accurate pr","authors_text":"Hua-Sheng Shao, Lukas Simon","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-08-28T13:30:52Z","title":"Progress in NLO Calculations for gamma-gamma Physics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.20775","kind":"arxiv","version":1},"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":"sha256:403bd4a0040868f81e8a8bbb5f5e1331e0faf1b7b7032d07df874f68f9f1033f","target":"record","created_at":"2026-07-05T12:01:10Z","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":"1f53a4f0328b034a81920228eb5ae382971535640f3fe882832cbe590678dd78","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-08-28T13:30:52Z","title_canon_sha256":"2d457ebbfbe1145b9e89a77ff34a60e5a6680c2affcb21a93e83dfe9021a1fd9"},"schema_version":"1.0","source":{"id":"2508.20775","kind":"arxiv","version":1}},"canonical_sha256":"0d3bd6125a3341cbb3769c4841fd71bd16c94388eaf29cf7c5ab8305459d47b3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0d3bd6125a3341cbb3769c4841fd71bd16c94388eaf29cf7c5ab8305459d47b3","first_computed_at":"2026-07-05T12:01:10.621573Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:01:10.621573Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YLuIIeDjmD81PmLeN+JTut657gXMOk8f4r/oXnB18526nAXO/2GD83/wQuDKu/XBk7Ac/3P7yLI/ya/nR9iMBA==","signature_status":"signed_v1","signed_at":"2026-07-05T12:01:10.622233Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.20775","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:403bd4a0040868f81e8a8bbb5f5e1331e0faf1b7b7032d07df874f68f9f1033f","sha256:30126837d72c148e16e400cceacd6527ac27fe42b032a47864922035e830f644"],"state_sha256":"7ad6983f1a15ccce97dc1d39a081fde30bf16fbec66de19ba1ba789b85d66edd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L3bKzCb3p9ixrcistv/3qDQyJVECSeZ+b67eXHLBw9CSV4ppyvYzOLB4QuPZCtdt1jMMx2bU/U0rWq44f9DJCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T01:53:58.222364Z","bundle_sha256":"2260b68fc7df816fa276dc72586b848c9897a9f8ba9da8eee1a66468e7211311"}}