{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:MQHCZK4NYK4NNFMZMZ5L2Z7D4V","short_pith_number":"pith:MQHCZK4N","canonical_record":{"source":{"id":"2112.09814","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-12-18T01:03:57Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"73a45d4754339a42785106ccadce9a5a4a174e39c54d1bd42f4d2b25ec6d29bd","abstract_canon_sha256":"d71fd4e3949c84987bf63275b16a231226926cbc7f1b3293a3012ccb9c5e7024"},"schema_version":"1.0"},"canonical_sha256":"640e2cab8dc2b8d69599667abd67e3e55238580f8196943a41451b9ab3660645","source":{"kind":"arxiv","id":"2112.09814","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.09814","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"arxiv_version","alias_value":"2112.09814v3","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.09814","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"pith_short_12","alias_value":"MQHCZK4NYK4N","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"pith_short_16","alias_value":"MQHCZK4NYK4NNFMZ","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"pith_short_8","alias_value":"MQHCZK4N","created_at":"2026-07-05T03:54:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:MQHCZK4NYK4NNFMZMZ5L2Z7D4V","target":"record","payload":{"canonical_record":{"source":{"id":"2112.09814","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-12-18T01:03:57Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"73a45d4754339a42785106ccadce9a5a4a174e39c54d1bd42f4d2b25ec6d29bd","abstract_canon_sha256":"d71fd4e3949c84987bf63275b16a231226926cbc7f1b3293a3012ccb9c5e7024"},"schema_version":"1.0"},"canonical_sha256":"640e2cab8dc2b8d69599667abd67e3e55238580f8196943a41451b9ab3660645","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:54:26.073434Z","signature_b64":"gYDUwqsfP0E2mNazDfBCK1xbhv6obpnoQLymKV+ynwPeZXPBU4zhocLvRmIqphA2NcnXdZhI16/Btj72YuW6Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"640e2cab8dc2b8d69599667abd67e3e55238580f8196943a41451b9ab3660645","last_reissued_at":"2026-07-05T03:54:26.072934Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:54:26.072934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2112.09814","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":"2026-07-05T03:54:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rsWuhr+iXXNRQnbGtIc9Ki32jtl/Q75qEW6qk5X7M36AHRLNGjsGoOmvZfZg9W4lEPPTdjWkdnsjnkOGQsszCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T12:35:37.859619Z"},"content_sha256":"5bfb0ff2d838fce16801637256077b2e26e96fa194688e328f0a37fe3364247c","schema_version":"1.0","event_id":"sha256:5bfb0ff2d838fce16801637256077b2e26e96fa194688e328f0a37fe3364247c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:MQHCZK4NYK4NNFMZMZ5L2Z7D4V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Axion-like Particle Searches at DarkQuest","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Elizabeth Kowalczyk, Margaret Wynne, Nikita Blinov","submitted_at":"2021-12-18T01:03:57Z","abstract_excerpt":"Axion-like particles (ALPs) interacting with the Standard Model can be abundantly produced in proton beam fixed-target experiments. Looking for their displaced decays is therefore an effective search strategy for ALPs with a mass in the MeV to GeV range. Focusing on the benchmark models where the ALP interacts dominantly with photons or gluons, we show that the proposed DarkQuest experiment at Fermilab will be able to test parameter space which has been previously inaccessible. We pay particular attention to the self-consistency of gluon-coupled ALP production and decay calculations, which has"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.09814","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2112.09814/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":"2026-07-05T03:54:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y43Urr2MegU5SBxLP4VZytZnyW/YAwlKx2NeMXjFKgLoj/tOzD7OF6L5BY6940dN6TxZj8kMtuIFeDAoWoQ8Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T12:35:37.860118Z"},"content_sha256":"5e5fa5689860c2e7caeae421b804b5123ab09b53d760cd08505d4336c48f5852","schema_version":"1.0","event_id":"sha256:5e5fa5689860c2e7caeae421b804b5123ab09b53d760cd08505d4336c48f5852"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MQHCZK4NYK4NNFMZMZ5L2Z7D4V/bundle.json","state_url":"https://pith.science/pith/MQHCZK4NYK4NNFMZMZ5L2Z7D4V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MQHCZK4NYK4NNFMZMZ5L2Z7D4V/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":"2026-08-05T12:35:37Z","links":{"resolver":"https://pith.science/pith/MQHCZK4NYK4NNFMZMZ5L2Z7D4V","bundle":"https://pith.science/pith/MQHCZK4NYK4NNFMZMZ5L2Z7D4V/bundle.json","state":"https://pith.science/pith/MQHCZK4NYK4NNFMZMZ5L2Z7D4V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MQHCZK4NYK4NNFMZMZ5L2Z7D4V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:MQHCZK4NYK4NNFMZMZ5L2Z7D4V","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":"d71fd4e3949c84987bf63275b16a231226926cbc7f1b3293a3012ccb9c5e7024","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-12-18T01:03:57Z","title_canon_sha256":"73a45d4754339a42785106ccadce9a5a4a174e39c54d1bd42f4d2b25ec6d29bd"},"schema_version":"1.0","source":{"id":"2112.09814","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.09814","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"arxiv_version","alias_value":"2112.09814v3","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.09814","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"pith_short_12","alias_value":"MQHCZK4NYK4N","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"pith_short_16","alias_value":"MQHCZK4NYK4NNFMZ","created_at":"2026-07-05T03:54:26Z"},{"alias_kind":"pith_short_8","alias_value":"MQHCZK4N","created_at":"2026-07-05T03:54:26Z"}],"graph_snapshots":[{"event_id":"sha256:5e5fa5689860c2e7caeae421b804b5123ab09b53d760cd08505d4336c48f5852","target":"graph","created_at":"2026-07-05T03:54:26Z","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/2112.09814/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Axion-like particles (ALPs) interacting with the Standard Model can be abundantly produced in proton beam fixed-target experiments. Looking for their displaced decays is therefore an effective search strategy for ALPs with a mass in the MeV to GeV range. Focusing on the benchmark models where the ALP interacts dominantly with photons or gluons, we show that the proposed DarkQuest experiment at Fermilab will be able to test parameter space which has been previously inaccessible. We pay particular attention to the self-consistency of gluon-coupled ALP production and decay calculations, which has","authors_text":"Elizabeth Kowalczyk, Margaret Wynne, Nikita Blinov","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-12-18T01:03:57Z","title":"Axion-like Particle Searches at DarkQuest"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.09814","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":"sha256:5bfb0ff2d838fce16801637256077b2e26e96fa194688e328f0a37fe3364247c","target":"record","created_at":"2026-07-05T03:54:26Z","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":"d71fd4e3949c84987bf63275b16a231226926cbc7f1b3293a3012ccb9c5e7024","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-12-18T01:03:57Z","title_canon_sha256":"73a45d4754339a42785106ccadce9a5a4a174e39c54d1bd42f4d2b25ec6d29bd"},"schema_version":"1.0","source":{"id":"2112.09814","kind":"arxiv","version":3}},"canonical_sha256":"640e2cab8dc2b8d69599667abd67e3e55238580f8196943a41451b9ab3660645","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"640e2cab8dc2b8d69599667abd67e3e55238580f8196943a41451b9ab3660645","first_computed_at":"2026-07-05T03:54:26.072934Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:54:26.072934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gYDUwqsfP0E2mNazDfBCK1xbhv6obpnoQLymKV+ynwPeZXPBU4zhocLvRmIqphA2NcnXdZhI16/Btj72YuW6Ag==","signature_status":"signed_v1","signed_at":"2026-07-05T03:54:26.073434Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.09814","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5bfb0ff2d838fce16801637256077b2e26e96fa194688e328f0a37fe3364247c","sha256:5e5fa5689860c2e7caeae421b804b5123ab09b53d760cd08505d4336c48f5852"],"state_sha256":"a369f12a17f42cd9857e80c78316b4208356652e907f4fce1ecd2cbe79570ff2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SLMUa4ouU+LB7Z+WULmj40tviAWf7Vu6ixDmW1DfjsnXEyW3yc99pqLQ1+UOulxj+Ct6YJIKLzVV1LgwvBgsCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T12:35:37.864396Z","bundle_sha256":"025ee754dd77cd6a8090e16c545bdd3cf9af31b4b1f149b012c20d800e051d76"}}