{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:BZCUYSJIHOBGOXYNTDJ5FH7KMK","short_pith_number":"pith:BZCUYSJI","canonical_record":{"source":{"id":"2607.18810","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-21T07:44:38Z","cross_cats_sorted":[],"title_canon_sha256":"8316ce2a7c35c1ca94b8059977066fe09162932ed3a95fceb593029f9aabe27d","abstract_canon_sha256":"edcd1e2f8596a92d4556fbf7b44f6ca15ae13ad77750d7d9cb3b12852b208500"},"schema_version":"1.0"},"canonical_sha256":"0e454c49283b82675f0d98d3d29fea62921a247f225938a0a600a7de6f8b6f73","source":{"kind":"arxiv","id":"2607.18810","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.18810","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"arxiv_version","alias_value":"2607.18810v1","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18810","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"pith_short_12","alias_value":"BZCUYSJIHOBG","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"pith_short_16","alias_value":"BZCUYSJIHOBGOXYN","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"pith_short_8","alias_value":"BZCUYSJI","created_at":"2026-07-22T01:23:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:BZCUYSJIHOBGOXYNTDJ5FH7KMK","target":"record","payload":{"canonical_record":{"source":{"id":"2607.18810","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-21T07:44:38Z","cross_cats_sorted":[],"title_canon_sha256":"8316ce2a7c35c1ca94b8059977066fe09162932ed3a95fceb593029f9aabe27d","abstract_canon_sha256":"edcd1e2f8596a92d4556fbf7b44f6ca15ae13ad77750d7d9cb3b12852b208500"},"schema_version":"1.0"},"canonical_sha256":"0e454c49283b82675f0d98d3d29fea62921a247f225938a0a600a7de6f8b6f73","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-22T01:23:13.716304Z","signature_b64":"Tq4BtoPDprvQlLCAJ3CTcjNzK0QMWcPOcnGksfqgMCvBJCoF3QREJ1Ctct3czF/iYjf2+HLXTNRXx0pgrkgiAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0e454c49283b82675f0d98d3d29fea62921a247f225938a0a600a7de6f8b6f73","last_reissued_at":"2026-07-22T01:23:13.715376Z","signature_status":"signed_v1","first_computed_at":"2026-07-22T01:23:13.715376Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.18810","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":"2026-07-22T01:23:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I18CHHXxRficCjah216xE9SViktOEyhz+HZv/cZwkIHa5pKfKPKb16TItEqBeDB2rPSuIgDzUzf6daBCtYTMAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T15:45:11.198266Z"},"content_sha256":"6274c62824cdbe12df4272c5405bc642aff841cdebb50ca6d57d79b87f61c260","schema_version":"1.0","event_id":"sha256:6274c62824cdbe12df4272c5405bc642aff841cdebb50ca6d57d79b87f61c260"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:BZCUYSJIHOBGOXYNTDJ5FH7KMK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Searching for $\\gamma$-ray emission from a bona fide Compact Symmetric Object sample: a $\\gamma$-ray signal near GB6 J0906+4124","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Ji-Shun Lian, Kai Wang, Run-Meng Wang, Ying-Ying Gan","submitted_at":"2026-07-21T07:44:38Z","abstract_excerpt":"As a particular subclass of active galactic nuclei (AGNs), compact symmetric objects (CSOs) have attracted significant attention due to potential role as young AGNs. Several $\\gamma$-ray emitting CSOs have been detected with Fermi Large Area Telescope (Fermi-LAT), which motivates further searches for more $\\gamma$-ray emitting CSOs. We perform a systematic search for $\\gamma$-ray emission from a bona fide CSO sample using 16 yr Fermi-LAT observation data. No significant $\\gamma$-ray signal is found to be firmly associated with any CSO. Only one $\\gamma$-ray signal is detected near CSO GB6 J090"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18810","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.18810/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":"2026-07-22T01:23:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KtKA1Cr2eXXS4OHVQPDuXvwZ0z9AZABfdLtotkvBZSIoca76AMcuTqi/ZaPcAE6JxsM0yVp37YdsoMsiIuj9Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T15:45:11.198645Z"},"content_sha256":"983059af03f6f0464ca57c6722687c80891544b03882fd418b6f94e1fb1fa908","schema_version":"1.0","event_id":"sha256:983059af03f6f0464ca57c6722687c80891544b03882fd418b6f94e1fb1fa908"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BZCUYSJIHOBGOXYNTDJ5FH7KMK/bundle.json","state_url":"https://pith.science/pith/BZCUYSJIHOBGOXYNTDJ5FH7KMK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BZCUYSJIHOBGOXYNTDJ5FH7KMK/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":"2026-08-03T15:45:11Z","links":{"resolver":"https://pith.science/pith/BZCUYSJIHOBGOXYNTDJ5FH7KMK","bundle":"https://pith.science/pith/BZCUYSJIHOBGOXYNTDJ5FH7KMK/bundle.json","state":"https://pith.science/pith/BZCUYSJIHOBGOXYNTDJ5FH7KMK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BZCUYSJIHOBGOXYNTDJ5FH7KMK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:BZCUYSJIHOBGOXYNTDJ5FH7KMK","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":"edcd1e2f8596a92d4556fbf7b44f6ca15ae13ad77750d7d9cb3b12852b208500","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-21T07:44:38Z","title_canon_sha256":"8316ce2a7c35c1ca94b8059977066fe09162932ed3a95fceb593029f9aabe27d"},"schema_version":"1.0","source":{"id":"2607.18810","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.18810","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"arxiv_version","alias_value":"2607.18810v1","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18810","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"pith_short_12","alias_value":"BZCUYSJIHOBG","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"pith_short_16","alias_value":"BZCUYSJIHOBGOXYN","created_at":"2026-07-22T01:23:13Z"},{"alias_kind":"pith_short_8","alias_value":"BZCUYSJI","created_at":"2026-07-22T01:23:13Z"}],"graph_snapshots":[{"event_id":"sha256:983059af03f6f0464ca57c6722687c80891544b03882fd418b6f94e1fb1fa908","target":"graph","created_at":"2026-07-22T01:23:13Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2607.18810/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"As a particular subclass of active galactic nuclei (AGNs), compact symmetric objects (CSOs) have attracted significant attention due to potential role as young AGNs. Several $\\gamma$-ray emitting CSOs have been detected with Fermi Large Area Telescope (Fermi-LAT), which motivates further searches for more $\\gamma$-ray emitting CSOs. We perform a systematic search for $\\gamma$-ray emission from a bona fide CSO sample using 16 yr Fermi-LAT observation data. No significant $\\gamma$-ray signal is found to be firmly associated with any CSO. Only one $\\gamma$-ray signal is detected near CSO GB6 J090","authors_text":"Ji-Shun Lian, Kai Wang, Run-Meng Wang, Ying-Ying Gan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-21T07:44:38Z","title":"Searching for $\\gamma$-ray emission from a bona fide Compact Symmetric Object sample: a $\\gamma$-ray signal near GB6 J0906+4124"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18810","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":"sha256:6274c62824cdbe12df4272c5405bc642aff841cdebb50ca6d57d79b87f61c260","target":"record","created_at":"2026-07-22T01:23:13Z","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":"edcd1e2f8596a92d4556fbf7b44f6ca15ae13ad77750d7d9cb3b12852b208500","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-21T07:44:38Z","title_canon_sha256":"8316ce2a7c35c1ca94b8059977066fe09162932ed3a95fceb593029f9aabe27d"},"schema_version":"1.0","source":{"id":"2607.18810","kind":"arxiv","version":1}},"canonical_sha256":"0e454c49283b82675f0d98d3d29fea62921a247f225938a0a600a7de6f8b6f73","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0e454c49283b82675f0d98d3d29fea62921a247f225938a0a600a7de6f8b6f73","first_computed_at":"2026-07-22T01:23:13.715376Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-22T01:23:13.715376Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Tq4BtoPDprvQlLCAJ3CTcjNzK0QMWcPOcnGksfqgMCvBJCoF3QREJ1Ctct3czF/iYjf2+HLXTNRXx0pgrkgiAQ==","signature_status":"signed_v1","signed_at":"2026-07-22T01:23:13.716304Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.18810","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6274c62824cdbe12df4272c5405bc642aff841cdebb50ca6d57d79b87f61c260","sha256:983059af03f6f0464ca57c6722687c80891544b03882fd418b6f94e1fb1fa908"],"state_sha256":"0b09a65326093d0c58da92e7a376be78fd894bee315c8b586886188fa559c6dd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZpQJ+7lXLmSnABQzuwEmX406l637hTcamLZ2g0eIM0cfgkmdfUXFnWu+RO5CNUf7mGlOOm9Rksjd6wtb+2GUAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T15:45:11.201021Z","bundle_sha256":"ed78c69054d0f3ec2b9a43051b47350d7bd112512fc4623ccc167f1fa38040fe"}}