{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:HCJBO34ERNPPBL65UX7ZD64UYR","short_pith_number":"pith:HCJBO34E","canonical_record":{"source":{"id":"1810.04391","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-10T07:03:25Z","cross_cats_sorted":[],"title_canon_sha256":"acf389d5006e36e15eeffc028ec5b25475e6542391f43abf8ec35ca1051bad48","abstract_canon_sha256":"f87eb776c38b64fe5ff996c3f75678b6fc98953322264b658501e514c32ce11d"},"schema_version":"1.0"},"canonical_sha256":"3892176f848b5ef0afdda5ff91fb94c452c42af0b82cd044a3a882caf71b10f5","source":{"kind":"arxiv","id":"1810.04391","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.04391","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"arxiv_version","alias_value":"1810.04391v3","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.04391","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"pith_short_12","alias_value":"HCJBO34ERNPP","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HCJBO34ERNPPBL65","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HCJBO34E","created_at":"2026-05-18T12:32:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:HCJBO34ERNPPBL65UX7ZD64UYR","target":"record","payload":{"canonical_record":{"source":{"id":"1810.04391","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-10T07:03:25Z","cross_cats_sorted":[],"title_canon_sha256":"acf389d5006e36e15eeffc028ec5b25475e6542391f43abf8ec35ca1051bad48","abstract_canon_sha256":"f87eb776c38b64fe5ff996c3f75678b6fc98953322264b658501e514c32ce11d"},"schema_version":"1.0"},"canonical_sha256":"3892176f848b5ef0afdda5ff91fb94c452c42af0b82cd044a3a882caf71b10f5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:19.451406Z","signature_b64":"jEA0N1Hp9MmyrFeoADEcEyByOVJswnnEVZBV3XlKFBq03wA71OPRDFh2Dl+WLndWLGNboVJcniWiQAXpbI3LDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3892176f848b5ef0afdda5ff91fb94c452c42af0b82cd044a3a882caf71b10f5","last_reissued_at":"2026-05-17T23:51:19.450914Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:19.450914Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.04391","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":"2026-05-17T23:51:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l6Cor9t6OKKRG7tvjtI4h80hb8oSKPwoqRotro7Df5NFFlod+52QXj5NYiD7Ju4rkaauOiA4wo87HoOtbKmZAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T16:45:29.428082Z"},"content_sha256":"97e78c5915f09be20de1c61cb52b4d13b13be9ded5b9c39ad04e3c4d29c0b4e9","schema_version":"1.0","event_id":"sha256:97e78c5915f09be20de1c61cb52b4d13b13be9ded5b9c39ad04e3c4d29c0b4e9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:HCJBO34ERNPPBL65UX7ZD64UYR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Heavy-light mesons spectra in a contact interaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"E. Santopinto, L. X. Guti\\'errez-Guerrero, M.A. Bedolla","submitted_at":"2018-10-10T07:03:25Z","abstract_excerpt":"We present the spectrum and decay constants of heavy-light mesons in four different channels: pseudo-scalar, vector, scalar and axial vector. We extend the framework for our previous analysis in a unified symmetry-preserving Schwinger-Dyson equations treatment of a vector$\\times$vectord contact interaction. Despite the simplicity of our model, the results found for the meson masses are in good agreement experimental data and earlier model calculations based upon Schwinger-Dyson and Bethe-Salpeter equations (BSEs) involving sophisticated interaction kernels."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.04391","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":"2026-05-17T23:51:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4GLG4SJPGHUlKhHMor1ZwrcVVhkc+RvhHYaSowT83J44Xq6Koq7JyTz7NwIEPmthrNI0miZJUFlXv7E2EbY9CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T16:45:29.428702Z"},"content_sha256":"153385dfc1e3141fa457a558feaaf281fa7cc56b17ae396f0fa524c9970e1662","schema_version":"1.0","event_id":"sha256:153385dfc1e3141fa457a558feaaf281fa7cc56b17ae396f0fa524c9970e1662"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HCJBO34ERNPPBL65UX7ZD64UYR/bundle.json","state_url":"https://pith.science/pith/HCJBO34ERNPPBL65UX7ZD64UYR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HCJBO34ERNPPBL65UX7ZD64UYR/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":"2026-05-29T16:45:29Z","links":{"resolver":"https://pith.science/pith/HCJBO34ERNPPBL65UX7ZD64UYR","bundle":"https://pith.science/pith/HCJBO34ERNPPBL65UX7ZD64UYR/bundle.json","state":"https://pith.science/pith/HCJBO34ERNPPBL65UX7ZD64UYR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HCJBO34ERNPPBL65UX7ZD64UYR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:HCJBO34ERNPPBL65UX7ZD64UYR","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":"f87eb776c38b64fe5ff996c3f75678b6fc98953322264b658501e514c32ce11d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-10T07:03:25Z","title_canon_sha256":"acf389d5006e36e15eeffc028ec5b25475e6542391f43abf8ec35ca1051bad48"},"schema_version":"1.0","source":{"id":"1810.04391","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.04391","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"arxiv_version","alias_value":"1810.04391v3","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.04391","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"pith_short_12","alias_value":"HCJBO34ERNPP","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HCJBO34ERNPPBL65","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HCJBO34E","created_at":"2026-05-18T12:32:28Z"}],"graph_snapshots":[{"event_id":"sha256:153385dfc1e3141fa457a558feaaf281fa7cc56b17ae396f0fa524c9970e1662","target":"graph","created_at":"2026-05-17T23:51:19Z","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 present the spectrum and decay constants of heavy-light mesons in four different channels: pseudo-scalar, vector, scalar and axial vector. We extend the framework for our previous analysis in a unified symmetry-preserving Schwinger-Dyson equations treatment of a vector$\\times$vectord contact interaction. Despite the simplicity of our model, the results found for the meson masses are in good agreement experimental data and earlier model calculations based upon Schwinger-Dyson and Bethe-Salpeter equations (BSEs) involving sophisticated interaction kernels.","authors_text":"E. Santopinto, L. X. Guti\\'errez-Guerrero, M.A. Bedolla","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-10T07:03:25Z","title":"Heavy-light mesons spectra in a contact interaction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.04391","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":"sha256:97e78c5915f09be20de1c61cb52b4d13b13be9ded5b9c39ad04e3c4d29c0b4e9","target":"record","created_at":"2026-05-17T23:51:19Z","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":"f87eb776c38b64fe5ff996c3f75678b6fc98953322264b658501e514c32ce11d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-10T07:03:25Z","title_canon_sha256":"acf389d5006e36e15eeffc028ec5b25475e6542391f43abf8ec35ca1051bad48"},"schema_version":"1.0","source":{"id":"1810.04391","kind":"arxiv","version":3}},"canonical_sha256":"3892176f848b5ef0afdda5ff91fb94c452c42af0b82cd044a3a882caf71b10f5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3892176f848b5ef0afdda5ff91fb94c452c42af0b82cd044a3a882caf71b10f5","first_computed_at":"2026-05-17T23:51:19.450914Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:19.450914Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jEA0N1Hp9MmyrFeoADEcEyByOVJswnnEVZBV3XlKFBq03wA71OPRDFh2Dl+WLndWLGNboVJcniWiQAXpbI3LDQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:19.451406Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.04391","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97e78c5915f09be20de1c61cb52b4d13b13be9ded5b9c39ad04e3c4d29c0b4e9","sha256:153385dfc1e3141fa457a558feaaf281fa7cc56b17ae396f0fa524c9970e1662"],"state_sha256":"85fc017f415a255e501e730dc6eecf98548970800cbd1b8d28056b29e0bdea17"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JA/JHNJ/LIPoiiweh3FRGh9MfRnrDhMXM6n2ny0toPRnGwEOHVIWoPBHFCFbqh1BC4VqTzyT13myIeLYLcJGAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T16:45:29.431578Z","bundle_sha256":"ac0f9c064cf723fdbb6f05e12e334e8821a0e7a6d472b29553e1f665ef9847c4"}}