{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:3MBB5EWLUTPACYT2VM544W5RRS","short_pith_number":"pith:3MBB5EWL","canonical_record":{"source":{"id":"1309.7300","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-27T17:12:29Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"e63fe6b313b9994fe136dbce6009410060e067e21644ab159eb02b37c21344db","abstract_canon_sha256":"8e72e3789b12fccc5457c96d241ac1d83cc6cf4c2aaafe67f5eb663145e9e63a"},"schema_version":"1.0"},"canonical_sha256":"db021e92cba4de01627aab3bce5bb18c9b6e5e0beda89a07c920474f8df00abb","source":{"kind":"arxiv","id":"1309.7300","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.7300","created_at":"2026-05-18T01:47:25Z"},{"alias_kind":"arxiv_version","alias_value":"1309.7300v1","created_at":"2026-05-18T01:47:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.7300","created_at":"2026-05-18T01:47:25Z"},{"alias_kind":"pith_short_12","alias_value":"3MBB5EWLUTPA","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"3MBB5EWLUTPACYT2","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"3MBB5EWL","created_at":"2026-05-18T12:27:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:3MBB5EWLUTPACYT2VM544W5RRS","target":"record","payload":{"canonical_record":{"source":{"id":"1309.7300","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-27T17:12:29Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"e63fe6b313b9994fe136dbce6009410060e067e21644ab159eb02b37c21344db","abstract_canon_sha256":"8e72e3789b12fccc5457c96d241ac1d83cc6cf4c2aaafe67f5eb663145e9e63a"},"schema_version":"1.0"},"canonical_sha256":"db021e92cba4de01627aab3bce5bb18c9b6e5e0beda89a07c920474f8df00abb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:25.439470Z","signature_b64":"t+VrYsRhU5RhsuBl2YG09AAuhiwQvUUFlziG3FERyQ8NDKtRN3bLL4E6o68gQabkqXDoJ/atTA7KmHG7LS0eCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"db021e92cba4de01627aab3bce5bb18c9b6e5e0beda89a07c920474f8df00abb","last_reissued_at":"2026-05-18T01:47:25.438883Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:25.438883Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.7300","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":"2026-05-18T01:47:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+i4IfAes00luIk05MXg5FjPQFeXP/7qZMPqOZ0Qn7mPJhvh9NN6laJl8PPPw33VZCCuMM6QB5oaWL+X4nDeCAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T03:55:20.810638Z"},"content_sha256":"87089eb49ed74dc9516d5510ca0ab59366772cfcdbd4b0e3d3dce15c24930861","schema_version":"1.0","event_id":"sha256:87089eb49ed74dc9516d5510ca0ab59366772cfcdbd4b0e3d3dce15c24930861"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:3MBB5EWLUTPACYT2VM544W5RRS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Search for technipions in exclusive production of diphotons with large invariant masses at the LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Antoni Szczurek, Piotr Lebiedowicz, Roman Pasechnik","submitted_at":"2013-09-27T17:12:29Z","abstract_excerpt":"We focus on exclusive production of neutral technipion $\\tilde \\pi^0$ in $pp$ collisions at the LHC, i.e. on $p p \\to p p \\tilde \\pi^0$ reaction. The dependence of the cross section on parameters of recently proposed vector-like Technicolor model is studied. Characteristic features of the differential distributions are discussed. For not too large technipion masses the diphoton decay channel has the dominant branching fraction. This is also the main reason for an enhanced production of neutral technipions in $\\gamma\\gamma$-fusion reaction. We discuss potential backgrounds of the QCD and QED or"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.7300","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":""},"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":"2026-05-18T01:47:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X6tG6pCROZvIIXzBCX0mfi9yaSrm61edeO2MgNy85rxaTeWs/YYM8SNcScyyBbF0Wjm4SG5vichoWmjzEUyBCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T03:55:20.811103Z"},"content_sha256":"72b4c1361c9b7f3d08175fbb698d2c98ffba2a88e3f5914f6760770193abb66b","schema_version":"1.0","event_id":"sha256:72b4c1361c9b7f3d08175fbb698d2c98ffba2a88e3f5914f6760770193abb66b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3MBB5EWLUTPACYT2VM544W5RRS/bundle.json","state_url":"https://pith.science/pith/3MBB5EWLUTPACYT2VM544W5RRS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3MBB5EWLUTPACYT2VM544W5RRS/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":"2026-08-16T03:55:20Z","links":{"resolver":"https://pith.science/pith/3MBB5EWLUTPACYT2VM544W5RRS","bundle":"https://pith.science/pith/3MBB5EWLUTPACYT2VM544W5RRS/bundle.json","state":"https://pith.science/pith/3MBB5EWLUTPACYT2VM544W5RRS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3MBB5EWLUTPACYT2VM544W5RRS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:3MBB5EWLUTPACYT2VM544W5RRS","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":"8e72e3789b12fccc5457c96d241ac1d83cc6cf4c2aaafe67f5eb663145e9e63a","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-27T17:12:29Z","title_canon_sha256":"e63fe6b313b9994fe136dbce6009410060e067e21644ab159eb02b37c21344db"},"schema_version":"1.0","source":{"id":"1309.7300","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.7300","created_at":"2026-05-18T01:47:25Z"},{"alias_kind":"arxiv_version","alias_value":"1309.7300v1","created_at":"2026-05-18T01:47:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.7300","created_at":"2026-05-18T01:47:25Z"},{"alias_kind":"pith_short_12","alias_value":"3MBB5EWLUTPA","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"3MBB5EWLUTPACYT2","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"3MBB5EWL","created_at":"2026-05-18T12:27:32Z"}],"graph_snapshots":[{"event_id":"sha256:72b4c1361c9b7f3d08175fbb698d2c98ffba2a88e3f5914f6760770193abb66b","target":"graph","created_at":"2026-05-18T01:47:25Z","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 focus on exclusive production of neutral technipion $\\tilde \\pi^0$ in $pp$ collisions at the LHC, i.e. on $p p \\to p p \\tilde \\pi^0$ reaction. The dependence of the cross section on parameters of recently proposed vector-like Technicolor model is studied. Characteristic features of the differential distributions are discussed. For not too large technipion masses the diphoton decay channel has the dominant branching fraction. This is also the main reason for an enhanced production of neutral technipions in $\\gamma\\gamma$-fusion reaction. We discuss potential backgrounds of the QCD and QED or","authors_text":"Antoni Szczurek, Piotr Lebiedowicz, Roman Pasechnik","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-27T17:12:29Z","title":"Search for technipions in exclusive production of diphotons with large invariant masses at the LHC"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.7300","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":"sha256:87089eb49ed74dc9516d5510ca0ab59366772cfcdbd4b0e3d3dce15c24930861","target":"record","created_at":"2026-05-18T01:47:25Z","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":"8e72e3789b12fccc5457c96d241ac1d83cc6cf4c2aaafe67f5eb663145e9e63a","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-27T17:12:29Z","title_canon_sha256":"e63fe6b313b9994fe136dbce6009410060e067e21644ab159eb02b37c21344db"},"schema_version":"1.0","source":{"id":"1309.7300","kind":"arxiv","version":1}},"canonical_sha256":"db021e92cba4de01627aab3bce5bb18c9b6e5e0beda89a07c920474f8df00abb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"db021e92cba4de01627aab3bce5bb18c9b6e5e0beda89a07c920474f8df00abb","first_computed_at":"2026-05-18T01:47:25.438883Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:25.438883Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"t+VrYsRhU5RhsuBl2YG09AAuhiwQvUUFlziG3FERyQ8NDKtRN3bLL4E6o68gQabkqXDoJ/atTA7KmHG7LS0eCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:25.439470Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.7300","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:87089eb49ed74dc9516d5510ca0ab59366772cfcdbd4b0e3d3dce15c24930861","sha256:72b4c1361c9b7f3d08175fbb698d2c98ffba2a88e3f5914f6760770193abb66b"],"state_sha256":"3b8a8aac36ea4c409e863451213fdbc5cf6a15f44d3204da2c037b758e4b9fd7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T+smxswil0baRzApjR9n0JNljBswXKRxCmakDvlvvqk7iDTD1S1iXbM7BeYqSRXYuoN67tGO49sc2NUPYG3XAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T03:55:20.816019Z","bundle_sha256":"3019cd347ce0869445189eebe41a3f310033761097b501cba83f6abd38d7d0ab"}}