{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:GF4JJF54S5LCDEOPUNEPT47VCO","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":"1369b57d5bac5cdd91b8f8b9e92d33e43edb491de28c38e35cc105e8b11798be","cross_cats_sorted":["astro-ph.EP","astro-ph.GA","astro-ph.HE","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-11-06T17:15:58Z","title_canon_sha256":"08f082fbdf384f42281e20db807b676c3d1ea398c32e664b939ecc719b8e6735"},"schema_version":"1.0","source":{"id":"2011.03478","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.03478","created_at":"2026-07-05T01:49:43Z"},{"alias_kind":"arxiv_version","alias_value":"2011.03478v1","created_at":"2026-07-05T01:49:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.03478","created_at":"2026-07-05T01:49:43Z"},{"alias_kind":"pith_short_12","alias_value":"GF4JJF54S5LC","created_at":"2026-07-05T01:49:43Z"},{"alias_kind":"pith_short_16","alias_value":"GF4JJF54S5LCDEOP","created_at":"2026-07-05T01:49:43Z"},{"alias_kind":"pith_short_8","alias_value":"GF4JJF54","created_at":"2026-07-05T01:49:43Z"}],"graph_snapshots":[{"event_id":"sha256:508c524bf0d103fc001ac520b4f11174d05dba02cffd6906512c65fd5bcad862","target":"graph","created_at":"2026-07-05T01:49:43Z","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/2011.03478/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The number of small satellites has grown dramatically in the past decade from tens of satellites per year in the mid-2010s to a projection of tens of thousands in orbit by the mid-2020s. This presents both problems and opportunities for observational astronomy. Small satellites offer complementary cost-effective capabilities to both ground-based astronomy and larger space missions. Compared to ground-based astronomy, these advantages are not just in the accessibility of wavelength ranges where the Earth's atmosphere is opaque, but also in stable, high precision photometry, long-term monitoring","authors_text":"Giovanna Tinetti, Martin Elvis, Stephen Serjeant","cross_cats":["astro-ph.EP","astro-ph.GA","astro-ph.HE","astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-11-06T17:15:58Z","title":"The future of astronomy with small satellites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.03478","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:f40e97de66cc3099e0919cc3f69e3afabd30be1c67c39cba9b65c26e2884ea1d","target":"record","created_at":"2026-07-05T01:49:43Z","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":"1369b57d5bac5cdd91b8f8b9e92d33e43edb491de28c38e35cc105e8b11798be","cross_cats_sorted":["astro-ph.EP","astro-ph.GA","astro-ph.HE","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-11-06T17:15:58Z","title_canon_sha256":"08f082fbdf384f42281e20db807b676c3d1ea398c32e664b939ecc719b8e6735"},"schema_version":"1.0","source":{"id":"2011.03478","kind":"arxiv","version":1}},"canonical_sha256":"31789497bc97562191cfa348f9f3f5138e82f43d17a2ad4d41d0ba34140c1298","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"31789497bc97562191cfa348f9f3f5138e82f43d17a2ad4d41d0ba34140c1298","first_computed_at":"2026-07-05T01:49:43.586784Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:49:43.586784Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xhxc5lLlTEFjViTN7ziYRqch1mOWYxiQo0o5oOiUi7NCRnJ41/8eQsVddGXw204cgmO7bswx5tmS2E1VxFL3Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:49:43.587265Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.03478","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f40e97de66cc3099e0919cc3f69e3afabd30be1c67c39cba9b65c26e2884ea1d","sha256:508c524bf0d103fc001ac520b4f11174d05dba02cffd6906512c65fd5bcad862"],"state_sha256":"8a6ef6dee41db37ed759c15acc49305b2049babf0f0b746741e8a78dca2974db"}