{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:TRGVZ2U5A2H2RAMGMSKTG54J7V","short_pith_number":"pith:TRGVZ2U5","canonical_record":{"source":{"id":"2607.02720","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-02T19:15:38Z","cross_cats_sorted":[],"title_canon_sha256":"2e3eb2f70b300950b666833f895b6ae6de57ea541732b0fa83d4399bca7efbaf","abstract_canon_sha256":"db2a91401e3b5b04ef1c05c62f77b427041cf1a99fdd6390653b771e241e6321"},"schema_version":"1.0"},"canonical_sha256":"9c4d5cea9d068fa881866495337789fd7ea36f498baffc6adf86ff69e6b6afaa","source":{"kind":"arxiv","id":"2607.02720","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.02720","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"arxiv_version","alias_value":"2607.02720v1","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.02720","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"pith_short_12","alias_value":"TRGVZ2U5A2H2","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"pith_short_16","alias_value":"TRGVZ2U5A2H2RAMG","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"pith_short_8","alias_value":"TRGVZ2U5","created_at":"2026-07-07T00:16:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:TRGVZ2U5A2H2RAMGMSKTG54J7V","target":"record","payload":{"canonical_record":{"source":{"id":"2607.02720","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-02T19:15:38Z","cross_cats_sorted":[],"title_canon_sha256":"2e3eb2f70b300950b666833f895b6ae6de57ea541732b0fa83d4399bca7efbaf","abstract_canon_sha256":"db2a91401e3b5b04ef1c05c62f77b427041cf1a99fdd6390653b771e241e6321"},"schema_version":"1.0"},"canonical_sha256":"9c4d5cea9d068fa881866495337789fd7ea36f498baffc6adf86ff69e6b6afaa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-07T00:16:10.664193Z","signature_b64":"JpG7NsmnL7t3gJjmy9xACzJjQqZ/ulhZHtSuwBtWyFg6SI4QWhIFbzmtkVoTeBJtFghUNfv97hlt2pC90mWYCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9c4d5cea9d068fa881866495337789fd7ea36f498baffc6adf86ff69e6b6afaa","last_reissued_at":"2026-07-07T00:16:10.663450Z","signature_status":"signed_v1","first_computed_at":"2026-07-07T00:16:10.663450Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.02720","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":"2026-07-07T00:16:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8XZi6G8dX1H424txn3ahOjxeCe6HtlMGQtwbsRVm0YYzFAyALNAmfE17rQjXlvJfnp5OjtBo7U4kYdEQp1UxBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T18:01:43.472940Z"},"content_sha256":"5a9208e1f48038a317f4712fe518c1dcf5d3fb85468cf9d2f7397db2a129d21e","schema_version":"1.0","event_id":"sha256:5a9208e1f48038a317f4712fe518c1dcf5d3fb85468cf9d2f7397db2a129d21e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:TRGVZ2U5A2H2RAMGMSKTG54J7V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unveiling the properties of pulsating low-mass helium-core white dwarfs through TESS asteroseismology I. First results","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Alejandro H. C\\'orsico, J.J. Hermes, Keaton J. Bell, Leandro G. Althaus, Leila M. Calcaferro, Murat Uzundag, Nikoo Hosseininezhad","submitted_at":"2026-07-02T19:15:38Z","abstract_excerpt":"Recent space-based photometry, particularly from TESS, has opened new possibilities for probing the internal structure of low-mass (LM) helium (He)-core white dwarfs (WDs). We present a homogeneous asteroseismological analysis of six pulsating LM WD stars, based on new and updated TESS photometry. We processed short- and ultra-short-cadence TESS observations of TIC 290904838 (J1112), TIC 156064657, TIC 33717565, TIC 344130696, TIC 72637474, and TIC 188087204, and analyzed the resulting pulsation spectra. We then carried out a detailed asteroseismological analysis using fully evolutionary model"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.02720","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/2607.02720/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":"2026-07-07T00:16:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UuqWJVCevwltvdaeNREKeoVcfzAZvAg1wcT4/9riw0ndz9gMgJZR6hYmEN8vxhms6Oq6hP7iazdx507oXnhnAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T18:01:43.473330Z"},"content_sha256":"3332b5712f00a4f7431d6b40ab55bf3893f936d472ba55c05b357dfc97090503","schema_version":"1.0","event_id":"sha256:3332b5712f00a4f7431d6b40ab55bf3893f936d472ba55c05b357dfc97090503"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TRGVZ2U5A2H2RAMGMSKTG54J7V/bundle.json","state_url":"https://pith.science/pith/TRGVZ2U5A2H2RAMGMSKTG54J7V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TRGVZ2U5A2H2RAMGMSKTG54J7V/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":"2026-08-04T18:01:43Z","links":{"resolver":"https://pith.science/pith/TRGVZ2U5A2H2RAMGMSKTG54J7V","bundle":"https://pith.science/pith/TRGVZ2U5A2H2RAMGMSKTG54J7V/bundle.json","state":"https://pith.science/pith/TRGVZ2U5A2H2RAMGMSKTG54J7V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TRGVZ2U5A2H2RAMGMSKTG54J7V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:TRGVZ2U5A2H2RAMGMSKTG54J7V","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":"db2a91401e3b5b04ef1c05c62f77b427041cf1a99fdd6390653b771e241e6321","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-02T19:15:38Z","title_canon_sha256":"2e3eb2f70b300950b666833f895b6ae6de57ea541732b0fa83d4399bca7efbaf"},"schema_version":"1.0","source":{"id":"2607.02720","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.02720","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"arxiv_version","alias_value":"2607.02720v1","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.02720","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"pith_short_12","alias_value":"TRGVZ2U5A2H2","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"pith_short_16","alias_value":"TRGVZ2U5A2H2RAMG","created_at":"2026-07-07T00:16:10Z"},{"alias_kind":"pith_short_8","alias_value":"TRGVZ2U5","created_at":"2026-07-07T00:16:10Z"}],"graph_snapshots":[{"event_id":"sha256:3332b5712f00a4f7431d6b40ab55bf3893f936d472ba55c05b357dfc97090503","target":"graph","created_at":"2026-07-07T00:16:10Z","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/2607.02720/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent space-based photometry, particularly from TESS, has opened new possibilities for probing the internal structure of low-mass (LM) helium (He)-core white dwarfs (WDs). We present a homogeneous asteroseismological analysis of six pulsating LM WD stars, based on new and updated TESS photometry. We processed short- and ultra-short-cadence TESS observations of TIC 290904838 (J1112), TIC 156064657, TIC 33717565, TIC 344130696, TIC 72637474, and TIC 188087204, and analyzed the resulting pulsation spectra. We then carried out a detailed asteroseismological analysis using fully evolutionary model","authors_text":"Alejandro H. C\\'orsico, J.J. Hermes, Keaton J. Bell, Leandro G. Althaus, Leila M. Calcaferro, Murat Uzundag, Nikoo Hosseininezhad","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-02T19:15:38Z","title":"Unveiling the properties of pulsating low-mass helium-core white dwarfs through TESS asteroseismology I. First results"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.02720","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":"sha256:5a9208e1f48038a317f4712fe518c1dcf5d3fb85468cf9d2f7397db2a129d21e","target":"record","created_at":"2026-07-07T00:16:10Z","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":"db2a91401e3b5b04ef1c05c62f77b427041cf1a99fdd6390653b771e241e6321","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-02T19:15:38Z","title_canon_sha256":"2e3eb2f70b300950b666833f895b6ae6de57ea541732b0fa83d4399bca7efbaf"},"schema_version":"1.0","source":{"id":"2607.02720","kind":"arxiv","version":1}},"canonical_sha256":"9c4d5cea9d068fa881866495337789fd7ea36f498baffc6adf86ff69e6b6afaa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9c4d5cea9d068fa881866495337789fd7ea36f498baffc6adf86ff69e6b6afaa","first_computed_at":"2026-07-07T00:16:10.663450Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-07T00:16:10.663450Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JpG7NsmnL7t3gJjmy9xACzJjQqZ/ulhZHtSuwBtWyFg6SI4QWhIFbzmtkVoTeBJtFghUNfv97hlt2pC90mWYCw==","signature_status":"signed_v1","signed_at":"2026-07-07T00:16:10.664193Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.02720","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5a9208e1f48038a317f4712fe518c1dcf5d3fb85468cf9d2f7397db2a129d21e","sha256:3332b5712f00a4f7431d6b40ab55bf3893f936d472ba55c05b357dfc97090503"],"state_sha256":"d3af94b402345ba1f0297ad60e799efbd22fdd35ab55f51d8158adef766ee066"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8yM7LySa4vukncrZDDPvUXLBN6fanLqhU9OBMoVU54qemeN0971kExmKszwdEEWPmoOJa8GzZsUuIY47bfWAAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T18:01:43.475744Z","bundle_sha256":"1fb262bfac469ea2a3198b7455c7a9105ea904b1578fe02418a3b687c0fe0b26"}}