{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:C2T45WXPMOPQIBPQHUZVP76HFX","short_pith_number":"pith:C2T45WXP","canonical_record":{"source":{"id":"2111.04932","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-11-09T03:29:28Z","cross_cats_sorted":[],"title_canon_sha256":"2a39ee5887406f92d4a901c9dca3d27850717c4563f881ecba432e236ceb6acf","abstract_canon_sha256":"9ea06e0f4ff771550b31942b05786e72d5fe49580e860d27258933c98761783d"},"schema_version":"1.0"},"canonical_sha256":"16a7cedaef639f0405f03d3357ffc72de92dff7dbd9dce5b8f93e8db94c9fd92","source":{"kind":"arxiv","id":"2111.04932","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.04932","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"arxiv_version","alias_value":"2111.04932v3","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.04932","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"pith_short_12","alias_value":"C2T45WXPMOPQ","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"C2T45WXPMOPQIBPQ","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"C2T45WXP","created_at":"2026-07-05T05:28:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:C2T45WXPMOPQIBPQHUZVP76HFX","target":"record","payload":{"canonical_record":{"source":{"id":"2111.04932","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-11-09T03:29:28Z","cross_cats_sorted":[],"title_canon_sha256":"2a39ee5887406f92d4a901c9dca3d27850717c4563f881ecba432e236ceb6acf","abstract_canon_sha256":"9ea06e0f4ff771550b31942b05786e72d5fe49580e860d27258933c98761783d"},"schema_version":"1.0"},"canonical_sha256":"16a7cedaef639f0405f03d3357ffc72de92dff7dbd9dce5b8f93e8db94c9fd92","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:28:59.913673Z","signature_b64":"BG/5KW5xUKj1YsO0TyG2Tmh3J5y6SItZx8/IzVHOblZHfH6T66+PFr3MkfXdceDFCRBrDaFmioH3f3SRQYHCCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16a7cedaef639f0405f03d3357ffc72de92dff7dbd9dce5b8f93e8db94c9fd92","last_reissued_at":"2026-07-05T05:28:59.913286Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:28:59.913286Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2111.04932","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":"2026-07-05T05:28:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YbkwrYezIlhp9CmzfRUxAu3zfRoogtN8dlz+fLIdm0TBl34987cvsAduJdPA0L66SV26zDmmu4LR2iNepAHqDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T17:40:01.726188Z"},"content_sha256":"da0d8f5dc7c9dae65ff7c58cf17aeca8b7a4172840213321c4caca9855db4e6c","schema_version":"1.0","event_id":"sha256:da0d8f5dc7c9dae65ff7c58cf17aeca8b7a4172840213321c4caca9855db4e6c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:C2T45WXPMOPQIBPQHUZVP76HFX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electromagnetic Dalitz Decays of $D_{(s)}^\\ast$ Mesons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Xiang Zhou, Yinghua Tan, Zhenyu Zhang","submitted_at":"2021-11-09T03:29:28Z","abstract_excerpt":"Rare electromagnetic decays of charmed mesons are useful laboratories to explore the structure of hadronic states and the interactions between photon and charmed mesons, to test the chiral perturbation theory in flavor sector and to search for new physics including dark photons. In this paper, we calculate the relative branching ratios of electromagnetic Dalitz decays $D_{(s)}^\\ast\\to D_{(s)}\\ell^+\\ell^-$ to their corresponding radiative decays $D_{(s)}^\\ast\\to D_{(s)}\\gamma$, the dileptonic invariant mass spectra and the leptonic angular distributions with transition form factor in Vector-Mes"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.04932","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/2111.04932/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":"2026-07-05T05:28:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pi63T1MmyRTi0GbCKLHUUsLoo4yczgJ+lloOZ0B2fJWfjSfEy5NxTKzK5aP8qbMJNaigKOk1/wZJY3aepPgcDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T17:40:01.726701Z"},"content_sha256":"9d056bb36e2d7f191ebf6eff0c8eef76f29b51ac0236495c0cec3ace8c72a8ef","schema_version":"1.0","event_id":"sha256:9d056bb36e2d7f191ebf6eff0c8eef76f29b51ac0236495c0cec3ace8c72a8ef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C2T45WXPMOPQIBPQHUZVP76HFX/bundle.json","state_url":"https://pith.science/pith/C2T45WXPMOPQIBPQHUZVP76HFX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C2T45WXPMOPQIBPQHUZVP76HFX/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":"2026-08-07T17:40:01Z","links":{"resolver":"https://pith.science/pith/C2T45WXPMOPQIBPQHUZVP76HFX","bundle":"https://pith.science/pith/C2T45WXPMOPQIBPQHUZVP76HFX/bundle.json","state":"https://pith.science/pith/C2T45WXPMOPQIBPQHUZVP76HFX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C2T45WXPMOPQIBPQHUZVP76HFX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:C2T45WXPMOPQIBPQHUZVP76HFX","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":"9ea06e0f4ff771550b31942b05786e72d5fe49580e860d27258933c98761783d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-11-09T03:29:28Z","title_canon_sha256":"2a39ee5887406f92d4a901c9dca3d27850717c4563f881ecba432e236ceb6acf"},"schema_version":"1.0","source":{"id":"2111.04932","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.04932","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"arxiv_version","alias_value":"2111.04932v3","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.04932","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"pith_short_12","alias_value":"C2T45WXPMOPQ","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"C2T45WXPMOPQIBPQ","created_at":"2026-07-05T05:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"C2T45WXP","created_at":"2026-07-05T05:28:59Z"}],"graph_snapshots":[{"event_id":"sha256:9d056bb36e2d7f191ebf6eff0c8eef76f29b51ac0236495c0cec3ace8c72a8ef","target":"graph","created_at":"2026-07-05T05:28:59Z","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/2111.04932/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Rare electromagnetic decays of charmed mesons are useful laboratories to explore the structure of hadronic states and the interactions between photon and charmed mesons, to test the chiral perturbation theory in flavor sector and to search for new physics including dark photons. In this paper, we calculate the relative branching ratios of electromagnetic Dalitz decays $D_{(s)}^\\ast\\to D_{(s)}\\ell^+\\ell^-$ to their corresponding radiative decays $D_{(s)}^\\ast\\to D_{(s)}\\gamma$, the dileptonic invariant mass spectra and the leptonic angular distributions with transition form factor in Vector-Mes","authors_text":"Xiang Zhou, Yinghua Tan, Zhenyu Zhang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-11-09T03:29:28Z","title":"Electromagnetic Dalitz Decays of $D_{(s)}^\\ast$ Mesons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.04932","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:da0d8f5dc7c9dae65ff7c58cf17aeca8b7a4172840213321c4caca9855db4e6c","target":"record","created_at":"2026-07-05T05:28:59Z","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":"9ea06e0f4ff771550b31942b05786e72d5fe49580e860d27258933c98761783d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-11-09T03:29:28Z","title_canon_sha256":"2a39ee5887406f92d4a901c9dca3d27850717c4563f881ecba432e236ceb6acf"},"schema_version":"1.0","source":{"id":"2111.04932","kind":"arxiv","version":3}},"canonical_sha256":"16a7cedaef639f0405f03d3357ffc72de92dff7dbd9dce5b8f93e8db94c9fd92","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"16a7cedaef639f0405f03d3357ffc72de92dff7dbd9dce5b8f93e8db94c9fd92","first_computed_at":"2026-07-05T05:28:59.913286Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:28:59.913286Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BG/5KW5xUKj1YsO0TyG2Tmh3J5y6SItZx8/IzVHOblZHfH6T66+PFr3MkfXdceDFCRBrDaFmioH3f3SRQYHCCw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:28:59.913673Z","signed_message":"canonical_sha256_bytes"},"source_id":"2111.04932","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:da0d8f5dc7c9dae65ff7c58cf17aeca8b7a4172840213321c4caca9855db4e6c","sha256:9d056bb36e2d7f191ebf6eff0c8eef76f29b51ac0236495c0cec3ace8c72a8ef"],"state_sha256":"18d1b5ed053b81f57cbef347da21cb4127dad1deb3de136aa344f9a9ab1e24a5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QCeyIshORMUnJ5m9r2em+BSvDveZyo70357DnonpoAJUycSyGkwsXsaLdK7/L8zgqp/lHzKerGueSvy7IOzqBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T17:40:01.731622Z","bundle_sha256":"878538cc2f29d523b464407ad06745ba0eaa62027d7dca1f2cdcaea7de0e51eb"}}