{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:N63NN4IMFULS4E2C62CDQVKA2D","short_pith_number":"pith:N63NN4IM","schema_version":"1.0","canonical_sha256":"6fb6d6f10c2d172e1342f684385540d0cafa0fa577bdfe1c3217ebadacfa597b","source":{"kind":"arxiv","id":"1601.07955","version":2},"attestation_state":"computed","paper":{"title":"The B-ring's surface mass density from hidden density waves: Less than meets the eye?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"M.M. Hedman, P.D. Nicholson","submitted_at":"2016-01-29T00:30:25Z","abstract_excerpt":"Saturn's B ring is the most opaque ring in our solar system, but many of its fundamental parameters, including its total mass, are not well constrained. Spiral density waves generated by mean-motion resonances with Saturn's moons provide some of the best constraints on the rings' mass density, but detecting and quantifying such waves in the B ring has been challenging because of this ring's high opacity and abundant fine-scale structure. Using a wavelet-based analyses of 17 occultations of the star gamma Crucis observed by the Visual and Infrared Mapping Spectrometer (VIMS) onboard the Cassini"},"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":"1601.07955","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-01-29T00:30:25Z","cross_cats_sorted":[],"title_canon_sha256":"825156313586696e49b8d0fa06cd842d302ab7d8d85114742410898d895fe07f","abstract_canon_sha256":"46a1fea21c4e84d4651e38fb182c3f01e857ad9c888e34ed8f1999b2cc2bb20d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:17.105782Z","signature_b64":"fEZKBgjk/IoH68f0Dv7a6+0YEZ79baEKwVj8Fa5ivgc+z8xYa6z+2EUKZ20VcmOegqNRpXE9VGnx/FPMfxWYCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6fb6d6f10c2d172e1342f684385540d0cafa0fa577bdfe1c3217ebadacfa597b","last_reissued_at":"2026-05-18T01:07:17.105101Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:17.105101Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The B-ring's surface mass density from hidden density waves: Less than meets the eye?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"M.M. Hedman, P.D. Nicholson","submitted_at":"2016-01-29T00:30:25Z","abstract_excerpt":"Saturn's B ring is the most opaque ring in our solar system, but many of its fundamental parameters, including its total mass, are not well constrained. Spiral density waves generated by mean-motion resonances with Saturn's moons provide some of the best constraints on the rings' mass density, but detecting and quantifying such waves in the B ring has been challenging because of this ring's high opacity and abundant fine-scale structure. Using a wavelet-based analyses of 17 occultations of the star gamma Crucis observed by the Visual and Infrared Mapping Spectrometer (VIMS) onboard the Cassini"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.07955","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":""},"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":"1601.07955","created_at":"2026-05-18T01:07:17.105213+00:00"},{"alias_kind":"arxiv_version","alias_value":"1601.07955v2","created_at":"2026-05-18T01:07:17.105213+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.07955","created_at":"2026-05-18T01:07:17.105213+00:00"},{"alias_kind":"pith_short_12","alias_value":"N63NN4IMFULS","created_at":"2026-05-18T12:30:32.724797+00:00"},{"alias_kind":"pith_short_16","alias_value":"N63NN4IMFULS4E2C","created_at":"2026-05-18T12:30:32.724797+00:00"},{"alias_kind":"pith_short_8","alias_value":"N63NN4IM","created_at":"2026-05-18T12:30:32.724797+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/N63NN4IMFULS4E2C62CDQVKA2D","json":"https://pith.science/pith/N63NN4IMFULS4E2C62CDQVKA2D.json","graph_json":"https://pith.science/api/pith-number/N63NN4IMFULS4E2C62CDQVKA2D/graph.json","events_json":"https://pith.science/api/pith-number/N63NN4IMFULS4E2C62CDQVKA2D/events.json","paper":"https://pith.science/paper/N63NN4IM"},"agent_actions":{"view_html":"https://pith.science/pith/N63NN4IMFULS4E2C62CDQVKA2D","download_json":"https://pith.science/pith/N63NN4IMFULS4E2C62CDQVKA2D.json","view_paper":"https://pith.science/paper/N63NN4IM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1601.07955&json=true","fetch_graph":"https://pith.science/api/pith-number/N63NN4IMFULS4E2C62CDQVKA2D/graph.json","fetch_events":"https://pith.science/api/pith-number/N63NN4IMFULS4E2C62CDQVKA2D/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/N63NN4IMFULS4E2C62CDQVKA2D/action/timestamp_anchor","attest_storage":"https://pith.science/pith/N63NN4IMFULS4E2C62CDQVKA2D/action/storage_attestation","attest_author":"https://pith.science/pith/N63NN4IMFULS4E2C62CDQVKA2D/action/author_attestation","sign_citation":"https://pith.science/pith/N63NN4IMFULS4E2C62CDQVKA2D/action/citation_signature","submit_replication":"https://pith.science/pith/N63NN4IMFULS4E2C62CDQVKA2D/action/replication_record"}},"created_at":"2026-05-18T01:07:17.105213+00:00","updated_at":"2026-05-18T01:07:17.105213+00:00"}