{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:MGV35SEKLLJIFFO3OP4O52QTB7","short_pith_number":"pith:MGV35SEK","schema_version":"1.0","canonical_sha256":"61abbec88a5ad28295db73f8eeea130fefd1eff5c754bb2d57a8cdcada334ba7","source":{"kind":"arxiv","id":"2502.17299","version":1},"attestation_state":"computed","paper":{"title":"A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE) XVII. Statistical properties of individual HII regions in unperturbed systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Boselli, A. Zavagno, G. Gavazzi, G. Hensler, G. Trinchieri, J. Braine, J.C. Cuillandre, L. Ferrarese, M. Boquien, M. Fossati, P. Amram, P. Cote, S. Boissier, S. Gwyn, Y. Roehlly","submitted_at":"2025-02-24T16:35:49Z","abstract_excerpt":"The Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE) is a blind narrow-band Halpha+[NII] imaging survey of the Virgo cluster carried out with MegaCam at the CFHT telescope. The survey provides deep narrow-band images for 385 galaxies hosting star forming HII regions. We identify individual HII regions and measure their main physical properties such as Halpha luminosity, equivalent diameter, and electron density with the purpose of deriving standard relations as reference for future local and high-z studies of HII regions in star forming systems in different environments. For t"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2502.17299","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-02-24T16:35:49Z","cross_cats_sorted":[],"title_canon_sha256":"d6731010543f76056d8d63a9eca451fb18cea89346a3965ef3a7d55adbb8b368","abstract_canon_sha256":"f87fd3fa25fca1009bfef60d385c2be2d59358ff006dc24a56a37ba7b4997ef8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:46:00.799300Z","signature_b64":"YLkcOontqfkbvlvbA6ERbG3BvJZ0tatN0tXGhL45K+Mm/j+28eQnDP+bDjZkwOtuWwPejEWRCHmHmh4k2zmEDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"61abbec88a5ad28295db73f8eeea130fefd1eff5c754bb2d57a8cdcada334ba7","last_reissued_at":"2026-07-05T10:46:00.798816Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:46:00.798816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE) XVII. Statistical properties of individual HII regions in unperturbed systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Boselli, A. Zavagno, G. Gavazzi, G. Hensler, G. Trinchieri, J. Braine, J.C. Cuillandre, L. Ferrarese, M. Boquien, M. Fossati, P. Amram, P. Cote, S. Boissier, S. Gwyn, Y. Roehlly","submitted_at":"2025-02-24T16:35:49Z","abstract_excerpt":"The Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE) is a blind narrow-band Halpha+[NII] imaging survey of the Virgo cluster carried out with MegaCam at the CFHT telescope. The survey provides deep narrow-band images for 385 galaxies hosting star forming HII regions. We identify individual HII regions and measure their main physical properties such as Halpha luminosity, equivalent diameter, and electron density with the purpose of deriving standard relations as reference for future local and high-z studies of HII regions in star forming systems in different environments. For t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.17299","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/2502.17299/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2502.17299","created_at":"2026-07-05T10:46:00.798872+00:00"},{"alias_kind":"arxiv_version","alias_value":"2502.17299v1","created_at":"2026-07-05T10:46:00.798872+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.17299","created_at":"2026-07-05T10:46:00.798872+00:00"},{"alias_kind":"pith_short_12","alias_value":"MGV35SEKLLJI","created_at":"2026-07-05T10:46:00.798872+00:00"},{"alias_kind":"pith_short_16","alias_value":"MGV35SEKLLJIFFO3","created_at":"2026-07-05T10:46:00.798872+00:00"},{"alias_kind":"pith_short_8","alias_value":"MGV35SEK","created_at":"2026-07-05T10:46:00.798872+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/MGV35SEKLLJIFFO3OP4O52QTB7","json":"https://pith.science/pith/MGV35SEKLLJIFFO3OP4O52QTB7.json","graph_json":"https://pith.science/api/pith-number/MGV35SEKLLJIFFO3OP4O52QTB7/graph.json","events_json":"https://pith.science/api/pith-number/MGV35SEKLLJIFFO3OP4O52QTB7/events.json","paper":"https://pith.science/paper/MGV35SEK"},"agent_actions":{"view_html":"https://pith.science/pith/MGV35SEKLLJIFFO3OP4O52QTB7","download_json":"https://pith.science/pith/MGV35SEKLLJIFFO3OP4O52QTB7.json","view_paper":"https://pith.science/paper/MGV35SEK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2502.17299&json=true","fetch_graph":"https://pith.science/api/pith-number/MGV35SEKLLJIFFO3OP4O52QTB7/graph.json","fetch_events":"https://pith.science/api/pith-number/MGV35SEKLLJIFFO3OP4O52QTB7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MGV35SEKLLJIFFO3OP4O52QTB7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MGV35SEKLLJIFFO3OP4O52QTB7/action/storage_attestation","attest_author":"https://pith.science/pith/MGV35SEKLLJIFFO3OP4O52QTB7/action/author_attestation","sign_citation":"https://pith.science/pith/MGV35SEKLLJIFFO3OP4O52QTB7/action/citation_signature","submit_replication":"https://pith.science/pith/MGV35SEKLLJIFFO3OP4O52QTB7/action/replication_record"}},"created_at":"2026-07-05T10:46:00.798872+00:00","updated_at":"2026-07-05T10:46:00.798872+00:00"}