{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:XM3HUNT523G7W7FYAGHMT3DGDD","short_pith_number":"pith:XM3HUNT5","canonical_record":{"source":{"id":"2211.12843","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-11-23T10:47:34Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"816e850e5e6fa9c311bb0db14b7e153813dd089585048c5aee7892d99c3f480d","abstract_canon_sha256":"3b9ea8758f7e1a7d9b8c4978bf751bd4f37705056e589c1a700164a05d2ff598"},"schema_version":"1.0"},"canonical_sha256":"bb367a367dd6cdfb7cb8018ec9ec6618f90013616946b82fa506d1a5d23e0a72","source":{"kind":"arxiv","id":"2211.12843","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.12843","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"arxiv_version","alias_value":"2211.12843v2","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.12843","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"pith_short_12","alias_value":"XM3HUNT523G7","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"XM3HUNT523G7W7FY","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"XM3HUNT5","created_at":"2026-07-05T05:33:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:XM3HUNT523G7W7FYAGHMT3DGDD","target":"record","payload":{"canonical_record":{"source":{"id":"2211.12843","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-11-23T10:47:34Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"816e850e5e6fa9c311bb0db14b7e153813dd089585048c5aee7892d99c3f480d","abstract_canon_sha256":"3b9ea8758f7e1a7d9b8c4978bf751bd4f37705056e589c1a700164a05d2ff598"},"schema_version":"1.0"},"canonical_sha256":"bb367a367dd6cdfb7cb8018ec9ec6618f90013616946b82fa506d1a5d23e0a72","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:33:21.077410Z","signature_b64":"Rjsu2CaUVuNCfUZOwG9wg9mQ4IAkR9LVzHXbDuKipN9Wnlmk5yfh/t2u938SeSgEkiHv2M2nCNBV6rcKXRMmBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb367a367dd6cdfb7cb8018ec9ec6618f90013616946b82fa506d1a5d23e0a72","last_reissued_at":"2026-07-05T05:33:21.076979Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:33:21.076979Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2211.12843","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:33:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hzS9RKAf+tNEUgYdEXntWJVf1ZvoGbIqQDeB2HYi9WI5cP7kj7rvSqhxDiM5SdiIspd+j5I3LgzUJ4ehYvk+AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:56:59.750000Z"},"content_sha256":"a827b78c7c44e93bbf50e44e2c755b5f5d8b7215f2520de4c0108a44d7a0805f","schema_version":"1.0","event_id":"sha256:a827b78c7c44e93bbf50e44e2c755b5f5d8b7215f2520de4c0108a44d7a0805f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:XM3HUNT523G7W7FYAGHMT3DGDD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Discovery and description of two young open clusters in the primordial group of NGC 6871","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Juan Casado, Yasser Hendy","submitted_at":"2022-11-23T10:47:34Z","abstract_excerpt":"A primordial group of open clusters containing NGC 6871 is confirmed and described through Gaia DR3 data and the previous literature. It is a star-forming complex containing at least six young OCs, including Teutsch 8, FSR 198 and Biurakan 2. Two nearby OCs (Casado 82 and Casado-Hendy 1) are newly identified and studied in detail and found to be also members of the cited group. The parameters of the components are sufficiently similar to postulate the case of at least six clusters born from a single GMC. None of the cluster pairs of the group seems to be an authentic binary cluster, with the p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.12843","kind":"arxiv","version":2},"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/2211.12843/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":"2026-07-05T05:33:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"de643bqjhEA/LiRP3N/D9fCgo5wsNfvcu9KydRMxkjLZLyMZQsuPV2ujn0bIbKqvKiU/oXcfO99GZdQPi1wvCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:56:59.750924Z"},"content_sha256":"87c3a3c44658fd46cb7b37f06b965b1f6caa2b42b187dcc9c2566eceb686fcd4","schema_version":"1.0","event_id":"sha256:87c3a3c44658fd46cb7b37f06b965b1f6caa2b42b187dcc9c2566eceb686fcd4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XM3HUNT523G7W7FYAGHMT3DGDD/bundle.json","state_url":"https://pith.science/pith/XM3HUNT523G7W7FYAGHMT3DGDD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XM3HUNT523G7W7FYAGHMT3DGDD/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":"2026-08-04T06:56:59Z","links":{"resolver":"https://pith.science/pith/XM3HUNT523G7W7FYAGHMT3DGDD","bundle":"https://pith.science/pith/XM3HUNT523G7W7FYAGHMT3DGDD/bundle.json","state":"https://pith.science/pith/XM3HUNT523G7W7FYAGHMT3DGDD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XM3HUNT523G7W7FYAGHMT3DGDD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:XM3HUNT523G7W7FYAGHMT3DGDD","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":"3b9ea8758f7e1a7d9b8c4978bf751bd4f37705056e589c1a700164a05d2ff598","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-11-23T10:47:34Z","title_canon_sha256":"816e850e5e6fa9c311bb0db14b7e153813dd089585048c5aee7892d99c3f480d"},"schema_version":"1.0","source":{"id":"2211.12843","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.12843","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"arxiv_version","alias_value":"2211.12843v2","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.12843","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"pith_short_12","alias_value":"XM3HUNT523G7","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"XM3HUNT523G7W7FY","created_at":"2026-07-05T05:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"XM3HUNT5","created_at":"2026-07-05T05:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:87c3a3c44658fd46cb7b37f06b965b1f6caa2b42b187dcc9c2566eceb686fcd4","target":"graph","created_at":"2026-07-05T05:33:21Z","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/2211.12843/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A primordial group of open clusters containing NGC 6871 is confirmed and described through Gaia DR3 data and the previous literature. It is a star-forming complex containing at least six young OCs, including Teutsch 8, FSR 198 and Biurakan 2. Two nearby OCs (Casado 82 and Casado-Hendy 1) are newly identified and studied in detail and found to be also members of the cited group. The parameters of the components are sufficiently similar to postulate the case of at least six clusters born from a single GMC. None of the cluster pairs of the group seems to be an authentic binary cluster, with the p","authors_text":"Juan Casado, Yasser Hendy","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-11-23T10:47:34Z","title":"Discovery and description of two young open clusters in the primordial group of NGC 6871"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.12843","kind":"arxiv","version":2},"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:a827b78c7c44e93bbf50e44e2c755b5f5d8b7215f2520de4c0108a44d7a0805f","target":"record","created_at":"2026-07-05T05:33:21Z","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":"3b9ea8758f7e1a7d9b8c4978bf751bd4f37705056e589c1a700164a05d2ff598","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-11-23T10:47:34Z","title_canon_sha256":"816e850e5e6fa9c311bb0db14b7e153813dd089585048c5aee7892d99c3f480d"},"schema_version":"1.0","source":{"id":"2211.12843","kind":"arxiv","version":2}},"canonical_sha256":"bb367a367dd6cdfb7cb8018ec9ec6618f90013616946b82fa506d1a5d23e0a72","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bb367a367dd6cdfb7cb8018ec9ec6618f90013616946b82fa506d1a5d23e0a72","first_computed_at":"2026-07-05T05:33:21.076979Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:33:21.076979Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Rjsu2CaUVuNCfUZOwG9wg9mQ4IAkR9LVzHXbDuKipN9Wnlmk5yfh/t2u938SeSgEkiHv2M2nCNBV6rcKXRMmBA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:33:21.077410Z","signed_message":"canonical_sha256_bytes"},"source_id":"2211.12843","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a827b78c7c44e93bbf50e44e2c755b5f5d8b7215f2520de4c0108a44d7a0805f","sha256:87c3a3c44658fd46cb7b37f06b965b1f6caa2b42b187dcc9c2566eceb686fcd4"],"state_sha256":"d1d642279da4fee567474882fe2839bead4584527873556447a8d54220ccc1a5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/futRjPPHER8UEp4USsDRJw8nFKUunll3x4rPm3JcVfpSItfm9ilL6jGvyHlGlDI8x/oW5sbO+ACCN7mm0gODw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:56:59.757740Z","bundle_sha256":"ced27c4a0d75f4665ee6362113a7626431a57561698ed61a7cb3d7e242b00892"}}