{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:QL25V7MFBXFOVEEBV6RLBEIV63","short_pith_number":"pith:QL25V7MF","schema_version":"1.0","canonical_sha256":"82f5dafd850dcaea9081afa2b09115f6d88bf42cd7972efca2234654be70f5e5","source":{"kind":"arxiv","id":"1511.06626","version":1},"attestation_state":"computed","paper":{"title":"Using cm Observations to Constrain the Abundance of Very Small Dust Grains in Galactic Cold Cores","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. M. M. Scaife, C. Rumsey, C. T. Tibbs, J. Villadsen, K. Cleary, K. J. B. Grainge, M. A. Stevenson, N. Ysard, R. J. Laureijs, R. Paladini, S. J. C. Muchovej, Y. C. Perrott","submitted_at":"2015-11-20T15:01:03Z","abstract_excerpt":"In this analysis we illustrate how the relatively new emission mechanism known as spinning dust can be used to characterize dust grains in the interstellar medium. We demonstrate this by using spinning dust emission observations to constrain the abundance of very small dust grains (a $\\lesssim$ 10nm) in a sample of Galactic cold cores. Using the physical properties of the cores in our sample as inputs to a spinning dust model, we predict the expected level of emission at a wavelength of 1cm for four different very small dust grain abundances, which we constrain by comparing to 1cm CARMA observ"},"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":"1511.06626","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-11-20T15:01:03Z","cross_cats_sorted":[],"title_canon_sha256":"a59022e069431beeb5041fd3a9c76dda4af0375b9d8774e6d8f9b1960ef3b24a","abstract_canon_sha256":"64465198898f0e5f7f81b8ab239aca7e3a4122bf2c826d57573cfde1aacbf033"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:51.688184Z","signature_b64":"d0R3bjSgqMFwSPqMUt9wuHRJ3+3EKUfiVcP3r2YLS00ImGRHGYRnjXj/F0wVFGroy+G0s7z2ZW1mnf8K0zIeCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82f5dafd850dcaea9081afa2b09115f6d88bf42cd7972efca2234654be70f5e5","last_reissued_at":"2026-05-18T01:21:51.687485Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:51.687485Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Using cm Observations to Constrain the Abundance of Very Small Dust Grains in Galactic Cold Cores","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. M. M. Scaife, C. Rumsey, C. T. Tibbs, J. Villadsen, K. Cleary, K. J. B. Grainge, M. A. Stevenson, N. Ysard, R. J. Laureijs, R. Paladini, S. J. C. Muchovej, Y. C. Perrott","submitted_at":"2015-11-20T15:01:03Z","abstract_excerpt":"In this analysis we illustrate how the relatively new emission mechanism known as spinning dust can be used to characterize dust grains in the interstellar medium. We demonstrate this by using spinning dust emission observations to constrain the abundance of very small dust grains (a $\\lesssim$ 10nm) in a sample of Galactic cold cores. Using the physical properties of the cores in our sample as inputs to a spinning dust model, we predict the expected level of emission at a wavelength of 1cm for four different very small dust grain abundances, which we constrain by comparing to 1cm CARMA observ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.06626","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":""},"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":"1511.06626","created_at":"2026-05-18T01:21:51.687606+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.06626v1","created_at":"2026-05-18T01:21:51.687606+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.06626","created_at":"2026-05-18T01:21:51.687606+00:00"},{"alias_kind":"pith_short_12","alias_value":"QL25V7MFBXFO","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_16","alias_value":"QL25V7MFBXFOVEEB","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_8","alias_value":"QL25V7MF","created_at":"2026-05-18T12:29:37.295048+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/QL25V7MFBXFOVEEBV6RLBEIV63","json":"https://pith.science/pith/QL25V7MFBXFOVEEBV6RLBEIV63.json","graph_json":"https://pith.science/api/pith-number/QL25V7MFBXFOVEEBV6RLBEIV63/graph.json","events_json":"https://pith.science/api/pith-number/QL25V7MFBXFOVEEBV6RLBEIV63/events.json","paper":"https://pith.science/paper/QL25V7MF"},"agent_actions":{"view_html":"https://pith.science/pith/QL25V7MFBXFOVEEBV6RLBEIV63","download_json":"https://pith.science/pith/QL25V7MFBXFOVEEBV6RLBEIV63.json","view_paper":"https://pith.science/paper/QL25V7MF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.06626&json=true","fetch_graph":"https://pith.science/api/pith-number/QL25V7MFBXFOVEEBV6RLBEIV63/graph.json","fetch_events":"https://pith.science/api/pith-number/QL25V7MFBXFOVEEBV6RLBEIV63/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QL25V7MFBXFOVEEBV6RLBEIV63/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QL25V7MFBXFOVEEBV6RLBEIV63/action/storage_attestation","attest_author":"https://pith.science/pith/QL25V7MFBXFOVEEBV6RLBEIV63/action/author_attestation","sign_citation":"https://pith.science/pith/QL25V7MFBXFOVEEBV6RLBEIV63/action/citation_signature","submit_replication":"https://pith.science/pith/QL25V7MFBXFOVEEBV6RLBEIV63/action/replication_record"}},"created_at":"2026-05-18T01:21:51.687606+00:00","updated_at":"2026-05-18T01:21:51.687606+00:00"}