{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:KNKIPJXLLMU6P57N54F6M4MP56","short_pith_number":"pith:KNKIPJXL","canonical_record":{"source":{"id":"0811.3142","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-11-19T15:57:33Z","cross_cats_sorted":[],"title_canon_sha256":"7dfe4e35e38788f98b04a11461c9a8489e3c067ca26addde4a7abcb5085602c1","abstract_canon_sha256":"013553da128263f0da79ae377a2fd4a3db3a51881b82cc49f81b260bd8bcd067"},"schema_version":"1.0"},"canonical_sha256":"535487a6eb5b29e7f7edef0be6718fef9236d1ce0eb89bd7bddf6aaf0afd2bb2","source":{"kind":"arxiv","id":"0811.3142","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0811.3142","created_at":"2026-05-18T02:15:13Z"},{"alias_kind":"arxiv_version","alias_value":"0811.3142v3","created_at":"2026-05-18T02:15:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0811.3142","created_at":"2026-05-18T02:15:13Z"},{"alias_kind":"pith_short_12","alias_value":"KNKIPJXLLMU6","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"KNKIPJXLLMU6P57N","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"KNKIPJXL","created_at":"2026-05-18T12:25:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:KNKIPJXLLMU6P57N54F6M4MP56","target":"record","payload":{"canonical_record":{"source":{"id":"0811.3142","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-11-19T15:57:33Z","cross_cats_sorted":[],"title_canon_sha256":"7dfe4e35e38788f98b04a11461c9a8489e3c067ca26addde4a7abcb5085602c1","abstract_canon_sha256":"013553da128263f0da79ae377a2fd4a3db3a51881b82cc49f81b260bd8bcd067"},"schema_version":"1.0"},"canonical_sha256":"535487a6eb5b29e7f7edef0be6718fef9236d1ce0eb89bd7bddf6aaf0afd2bb2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:15:13.952082Z","signature_b64":"Q7B4ws0x8WKCRV+dGJsYQ+PRxyhD+dQt+wghoYnEOzYAlwJeCq+S8Ns6F/6DNX5QRSV0L7nunklzR2Q6u3KlCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"535487a6eb5b29e7f7edef0be6718fef9236d1ce0eb89bd7bddf6aaf0afd2bb2","last_reissued_at":"2026-05-18T02:15:13.951233Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:15:13.951233Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0811.3142","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":"2026-05-18T02:15:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OKQ3pKO2YVO98VHVrmtEKZhXGvRcz7CqD7b9pfytVSn1IhM5ItF7gJBFeu1uOV9gpVBYExR3ipWrGjsdy8ZWAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T08:00:51.660313Z"},"content_sha256":"ebac5c4c5456dc59cc059ebf60013d776fda8fab96a58315a0a464b0dc5c3148","schema_version":"1.0","event_id":"sha256:ebac5c4c5456dc59cc059ebf60013d776fda8fab96a58315a0a464b0dc5c3148"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:KNKIPJXLLMU6P57N54F6M4MP56","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Diffractive cross sections at HERA and diffractive PDFs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Laurent Schoeffel","submitted_at":"2008-11-19T15:57:33Z","abstract_excerpt":"A large collection of results for the diffractive dissociation of virtual photons, $\\gamma^{\\star}p \\to Xp$, have been obtained with the H1 and ZEUS detectors at HERA. Different experimental techniques have been used, by requiring a large rapidity gap between $X$ and the outgoing proton, by analyzing the mass distribution, $M_X$, of the hadronic final state, as well as by directly tagging the proton. A reasonable compatibility between those techniques and between H1 and ZEUS results have been observed. Some common fundamental features in the measurements are also present in all data sets. They"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0811.3142","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":"2026-05-18T02:15:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v/Pe7hvClfmgPkN80SGNAbVrapwUuXeTmfMKf9umYywed0E5CAlCRrChCKbpBeFrlOphbZ+Hre87OIKFj9PwAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T08:00:51.660666Z"},"content_sha256":"4441d4fcd360ba6065aed666893fb842e76425e4ca1716b52635e890ae3e6221","schema_version":"1.0","event_id":"sha256:4441d4fcd360ba6065aed666893fb842e76425e4ca1716b52635e890ae3e6221"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KNKIPJXLLMU6P57N54F6M4MP56/bundle.json","state_url":"https://pith.science/pith/KNKIPJXLLMU6P57N54F6M4MP56/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KNKIPJXLLMU6P57N54F6M4MP56/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":"2026-06-28T08:00:51Z","links":{"resolver":"https://pith.science/pith/KNKIPJXLLMU6P57N54F6M4MP56","bundle":"https://pith.science/pith/KNKIPJXLLMU6P57N54F6M4MP56/bundle.json","state":"https://pith.science/pith/KNKIPJXLLMU6P57N54F6M4MP56/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KNKIPJXLLMU6P57N54F6M4MP56/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:KNKIPJXLLMU6P57N54F6M4MP56","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":"013553da128263f0da79ae377a2fd4a3db3a51881b82cc49f81b260bd8bcd067","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-11-19T15:57:33Z","title_canon_sha256":"7dfe4e35e38788f98b04a11461c9a8489e3c067ca26addde4a7abcb5085602c1"},"schema_version":"1.0","source":{"id":"0811.3142","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0811.3142","created_at":"2026-05-18T02:15:13Z"},{"alias_kind":"arxiv_version","alias_value":"0811.3142v3","created_at":"2026-05-18T02:15:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0811.3142","created_at":"2026-05-18T02:15:13Z"},{"alias_kind":"pith_short_12","alias_value":"KNKIPJXLLMU6","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"KNKIPJXLLMU6P57N","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"KNKIPJXL","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:4441d4fcd360ba6065aed666893fb842e76425e4ca1716b52635e890ae3e6221","target":"graph","created_at":"2026-05-18T02:15:13Z","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":"A large collection of results for the diffractive dissociation of virtual photons, $\\gamma^{\\star}p \\to Xp$, have been obtained with the H1 and ZEUS detectors at HERA. Different experimental techniques have been used, by requiring a large rapidity gap between $X$ and the outgoing proton, by analyzing the mass distribution, $M_X$, of the hadronic final state, as well as by directly tagging the proton. A reasonable compatibility between those techniques and between H1 and ZEUS results have been observed. Some common fundamental features in the measurements are also present in all data sets. They","authors_text":"Laurent Schoeffel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-11-19T15:57:33Z","title":"Diffractive cross sections at HERA and diffractive PDFs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0811.3142","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:ebac5c4c5456dc59cc059ebf60013d776fda8fab96a58315a0a464b0dc5c3148","target":"record","created_at":"2026-05-18T02:15:13Z","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":"013553da128263f0da79ae377a2fd4a3db3a51881b82cc49f81b260bd8bcd067","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-11-19T15:57:33Z","title_canon_sha256":"7dfe4e35e38788f98b04a11461c9a8489e3c067ca26addde4a7abcb5085602c1"},"schema_version":"1.0","source":{"id":"0811.3142","kind":"arxiv","version":3}},"canonical_sha256":"535487a6eb5b29e7f7edef0be6718fef9236d1ce0eb89bd7bddf6aaf0afd2bb2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"535487a6eb5b29e7f7edef0be6718fef9236d1ce0eb89bd7bddf6aaf0afd2bb2","first_computed_at":"2026-05-18T02:15:13.951233Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:15:13.951233Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Q7B4ws0x8WKCRV+dGJsYQ+PRxyhD+dQt+wghoYnEOzYAlwJeCq+S8Ns6F/6DNX5QRSV0L7nunklzR2Q6u3KlCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:15:13.952082Z","signed_message":"canonical_sha256_bytes"},"source_id":"0811.3142","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ebac5c4c5456dc59cc059ebf60013d776fda8fab96a58315a0a464b0dc5c3148","sha256:4441d4fcd360ba6065aed666893fb842e76425e4ca1716b52635e890ae3e6221"],"state_sha256":"b06f3f57323753af885f7d20723f1bdb77fbf9315808e4b4aa0e49db4c85b322"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0QdGNUNJhtNRzDUoY6C7MsVu9Ygeg+UUQUvPR+XI4mTLBY3POlZZgTuoupH6Eodk/FF5ZvXbHuZGJruaKs4nCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T08:00:51.662707Z","bundle_sha256":"ac3370e4063fe6e6dd64cdcc1319e80c68783c0e545f4dc46d93e965133ee2d4"}}