{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:2NCGF5UAPEFYRPHPD2XA5SN5AX","short_pith_number":"pith:2NCGF5UA","canonical_record":{"source":{"id":"2501.03929","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-01-07T16:46:45Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"f7d41e05d6a24433c28978b2f0de28e8ec297ce6457c028bd9cdc3afcd01177a","abstract_canon_sha256":"3f9d82dbe341e24b0c28a27ac110663677363ac13fc321bdae7a43574ab32b67"},"schema_version":"1.0"},"canonical_sha256":"d34462f680790b88bcef1eae0ec9bd05cea22845e17d82af8b3a4c03099110c7","source":{"kind":"arxiv","id":"2501.03929","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.03929","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"arxiv_version","alias_value":"2501.03929v1","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.03929","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"pith_short_12","alias_value":"2NCGF5UAPEFY","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"pith_short_16","alias_value":"2NCGF5UAPEFYRPHP","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"pith_short_8","alias_value":"2NCGF5UA","created_at":"2026-07-05T09:58:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:2NCGF5UAPEFYRPHPD2XA5SN5AX","target":"record","payload":{"canonical_record":{"source":{"id":"2501.03929","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-01-07T16:46:45Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"f7d41e05d6a24433c28978b2f0de28e8ec297ce6457c028bd9cdc3afcd01177a","abstract_canon_sha256":"3f9d82dbe341e24b0c28a27ac110663677363ac13fc321bdae7a43574ab32b67"},"schema_version":"1.0"},"canonical_sha256":"d34462f680790b88bcef1eae0ec9bd05cea22845e17d82af8b3a4c03099110c7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:58:03.486464Z","signature_b64":"XeGwSyADe8yB68y7JgWttutBVdroVj6IKn4ZHndCVK9atKQR9KTZ8zQ9TS85rRh6NYNSDW/pRgCHh/+9jtC7Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d34462f680790b88bcef1eae0ec9bd05cea22845e17d82af8b3a4c03099110c7","last_reissued_at":"2026-07-05T09:58:03.485934Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:58:03.485934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.03929","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":"2026-07-05T09:58:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4Tfd/uFFrcDHsRCbFDfpB2pe3srV4nT41Ng1BuMASOBfTwpSZwgZWqhVmI4R6HNU64QAkBkPMkL7aY9NNMrgBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-24T03:58:20.826314Z"},"content_sha256":"51311b3971212d983cbe0f49b7ed9a90ccd6036872b7e94e3a9c7de2aa7bb2fe","schema_version":"1.0","event_id":"sha256:51311b3971212d983cbe0f49b7ed9a90ccd6036872b7e94e3a9c7de2aa7bb2fe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:2NCGF5UAPEFYRPHPD2XA5SN5AX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Eruptive YSOs in Cygnus-X: a mid-infrared variability study with NEOWISE and SPICY","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"C. Contreras Pe\\~na, C. Morris, M. A. Kuhn, N. Miller, P. W. Lucas, Z. Guo","submitted_at":"2025-01-07T16:46:45Z","abstract_excerpt":"The mass accretion process controls pre-main-sequence evolution, although its intrinsic instability has yet to be fully understood, especially towards the protostellar stage. In this work, we have undertaken a thorough examination of the mid-infrared variability of Spitzer-selected YSOs in the Cygnus-X star-forming region over the last decade, using the NEOWISE time series. This work compares two groups of young stars: embedded Class I objects, and the more evolved flat-spectrum/Class II sources. We report on 48 candidate eruptive variables within these groups, including 14 with characteristic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.03929","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/2501.03929/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":"2026-07-05T09:58:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"08+i1qI6gEQlDXrM63+lnrbThkVUQQjrVVvdZHxJKoBgjnKEJmnNdsmFDttu4o/jcM2ibBD1D5KI0of31cI3AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-24T03:58:20.826851Z"},"content_sha256":"fd9be2e7c375f30eaaa6821a11482abfc592429d3e9c90c2eab0c3c071d9657e","schema_version":"1.0","event_id":"sha256:fd9be2e7c375f30eaaa6821a11482abfc592429d3e9c90c2eab0c3c071d9657e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2NCGF5UAPEFYRPHPD2XA5SN5AX/bundle.json","state_url":"https://pith.science/pith/2NCGF5UAPEFYRPHPD2XA5SN5AX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2NCGF5UAPEFYRPHPD2XA5SN5AX/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":"2026-08-24T03:58:20Z","links":{"resolver":"https://pith.science/pith/2NCGF5UAPEFYRPHPD2XA5SN5AX","bundle":"https://pith.science/pith/2NCGF5UAPEFYRPHPD2XA5SN5AX/bundle.json","state":"https://pith.science/pith/2NCGF5UAPEFYRPHPD2XA5SN5AX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2NCGF5UAPEFYRPHPD2XA5SN5AX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:2NCGF5UAPEFYRPHPD2XA5SN5AX","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":"3f9d82dbe341e24b0c28a27ac110663677363ac13fc321bdae7a43574ab32b67","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-01-07T16:46:45Z","title_canon_sha256":"f7d41e05d6a24433c28978b2f0de28e8ec297ce6457c028bd9cdc3afcd01177a"},"schema_version":"1.0","source":{"id":"2501.03929","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.03929","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"arxiv_version","alias_value":"2501.03929v1","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.03929","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"pith_short_12","alias_value":"2NCGF5UAPEFY","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"pith_short_16","alias_value":"2NCGF5UAPEFYRPHP","created_at":"2026-07-05T09:58:03Z"},{"alias_kind":"pith_short_8","alias_value":"2NCGF5UA","created_at":"2026-07-05T09:58:03Z"}],"graph_snapshots":[{"event_id":"sha256:fd9be2e7c375f30eaaa6821a11482abfc592429d3e9c90c2eab0c3c071d9657e","target":"graph","created_at":"2026-07-05T09:58:03Z","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/2501.03929/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The mass accretion process controls pre-main-sequence evolution, although its intrinsic instability has yet to be fully understood, especially towards the protostellar stage. In this work, we have undertaken a thorough examination of the mid-infrared variability of Spitzer-selected YSOs in the Cygnus-X star-forming region over the last decade, using the NEOWISE time series. This work compares two groups of young stars: embedded Class I objects, and the more evolved flat-spectrum/Class II sources. We report on 48 candidate eruptive variables within these groups, including 14 with characteristic","authors_text":"C. Contreras Pe\\~na, C. Morris, M. A. Kuhn, N. Miller, P. W. Lucas, Z. Guo","cross_cats":["astro-ph.GA"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-01-07T16:46:45Z","title":"Eruptive YSOs in Cygnus-X: a mid-infrared variability study with NEOWISE and SPICY"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.03929","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":"sha256:51311b3971212d983cbe0f49b7ed9a90ccd6036872b7e94e3a9c7de2aa7bb2fe","target":"record","created_at":"2026-07-05T09:58:03Z","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":"3f9d82dbe341e24b0c28a27ac110663677363ac13fc321bdae7a43574ab32b67","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-01-07T16:46:45Z","title_canon_sha256":"f7d41e05d6a24433c28978b2f0de28e8ec297ce6457c028bd9cdc3afcd01177a"},"schema_version":"1.0","source":{"id":"2501.03929","kind":"arxiv","version":1}},"canonical_sha256":"d34462f680790b88bcef1eae0ec9bd05cea22845e17d82af8b3a4c03099110c7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d34462f680790b88bcef1eae0ec9bd05cea22845e17d82af8b3a4c03099110c7","first_computed_at":"2026-07-05T09:58:03.485934Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:58:03.485934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XeGwSyADe8yB68y7JgWttutBVdroVj6IKn4ZHndCVK9atKQR9KTZ8zQ9TS85rRh6NYNSDW/pRgCHh/+9jtC7Bw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:58:03.486464Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.03929","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:51311b3971212d983cbe0f49b7ed9a90ccd6036872b7e94e3a9c7de2aa7bb2fe","sha256:fd9be2e7c375f30eaaa6821a11482abfc592429d3e9c90c2eab0c3c071d9657e"],"state_sha256":"580dc2dd263d3952141ac362988f00f59bbce7db97822e9e7b82d677b5256715"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nTNSPZvQ+krP+3lE3mwMXMGXMExMa67dRcVdXT9rtEL2Ynu9eLSsj/xNY5drMfqphNmwzguyRUD5ts6zLSc3CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-24T03:58:20.831690Z","bundle_sha256":"ef1187c724be48d953ff7dfeaa0260a21392262ab42f68ab1f3298b75bcb8508"}}