{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:SOVSZD6SLQTNXAAWIHVXRUVXWS","short_pith_number":"pith:SOVSZD6S","schema_version":"1.0","canonical_sha256":"93ab2c8fd25c26db801641eb78d2b7b49b1c0bab0b886560a4de91441b773b48","source":{"kind":"arxiv","id":"2203.16950","version":2},"attestation_state":"computed","paper":{"title":"Long-term scintillation studies of EPTA pulsars. I. Observations and basic results","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Ben W. Stappers, David J. Champion, Gemma H. Janssen, Gilles Theureau, Golam. M. Shaifullah, Isma\\\"el Cognard, James W. McKee, Joris P. W. Verbiest, Krishnakumar Moochickal Ambalappat, Kuo Liu, Lars K\\\"unkel, Lucas Guillemot, Madhuri Gaikwad, Michael J. Keith, Michael Kramer, Mitchell B. Mickaliger, Ramesh Karuppusamy, Robert A. Main, Yulan Liu, Ziwei Wu","submitted_at":"2022-03-31T11:14:03Z","abstract_excerpt":"Interstellar scintillation analysis of pulsars allows us to probe the small-scale distribution and inhomogeneities of the ionized interstellar medium.\n  Our priority is to present the data set and the basic measurements of scintillation parameters of pulsars employing long-term scintillation observations carried out from 2011 January to 2020 August by the European Pulsar Timing Array radio telescopes in the 21-cm and 11-cm bands. Additionally, we aim to identify future possible lines of study using this long-term scintillation dataset.\n  We present the long-term time series of $\\nu_{\\rm d}$ an"},"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":"2203.16950","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2022-03-31T11:14:03Z","cross_cats_sorted":[],"title_canon_sha256":"e3a8d33c25c0cd5cd78595262330d6d9f690f12d1040e6a938d23c56401604db","abstract_canon_sha256":"c6030dec6c16ae85302e155dc8d898b746cdc0ea71db8d0777a7212cc416b116"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:50:54.856026Z","signature_b64":"J9CTUrOwASBIVElElSbNmm2vUo7AqtBZoEq9xXkztBCeU4jKkyVaFp3PUEf85b0K7vlCIcDebpRnW0Z4cW5vAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"93ab2c8fd25c26db801641eb78d2b7b49b1c0bab0b886560a4de91441b773b48","last_reissued_at":"2026-07-05T04:50:54.855366Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:50:54.855366Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Long-term scintillation studies of EPTA pulsars. I. Observations and basic results","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Ben W. Stappers, David J. Champion, Gemma H. Janssen, Gilles Theureau, Golam. M. Shaifullah, Isma\\\"el Cognard, James W. McKee, Joris P. W. Verbiest, Krishnakumar Moochickal Ambalappat, Kuo Liu, Lars K\\\"unkel, Lucas Guillemot, Madhuri Gaikwad, Michael J. Keith, Michael Kramer, Mitchell B. Mickaliger, Ramesh Karuppusamy, Robert A. Main, Yulan Liu, Ziwei Wu","submitted_at":"2022-03-31T11:14:03Z","abstract_excerpt":"Interstellar scintillation analysis of pulsars allows us to probe the small-scale distribution and inhomogeneities of the ionized interstellar medium.\n  Our priority is to present the data set and the basic measurements of scintillation parameters of pulsars employing long-term scintillation observations carried out from 2011 January to 2020 August by the European Pulsar Timing Array radio telescopes in the 21-cm and 11-cm bands. Additionally, we aim to identify future possible lines of study using this long-term scintillation dataset.\n  We present the long-term time series of $\\nu_{\\rm d}$ an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.16950","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2203.16950/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":"2203.16950","created_at":"2026-07-05T04:50:54.855441+00:00"},{"alias_kind":"arxiv_version","alias_value":"2203.16950v2","created_at":"2026-07-05T04:50:54.855441+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.16950","created_at":"2026-07-05T04:50:54.855441+00:00"},{"alias_kind":"pith_short_12","alias_value":"SOVSZD6SLQTN","created_at":"2026-07-05T04:50:54.855441+00:00"},{"alias_kind":"pith_short_16","alias_value":"SOVSZD6SLQTNXAAW","created_at":"2026-07-05T04:50:54.855441+00:00"},{"alias_kind":"pith_short_8","alias_value":"SOVSZD6S","created_at":"2026-07-05T04:50:54.855441+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.06096","citing_title":"Exploring the Galactic plasma with pulsars in the SKA Era","ref_index":160,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SOVSZD6SLQTNXAAWIHVXRUVXWS","json":"https://pith.science/pith/SOVSZD6SLQTNXAAWIHVXRUVXWS.json","graph_json":"https://pith.science/api/pith-number/SOVSZD6SLQTNXAAWIHVXRUVXWS/graph.json","events_json":"https://pith.science/api/pith-number/SOVSZD6SLQTNXAAWIHVXRUVXWS/events.json","paper":"https://pith.science/paper/SOVSZD6S"},"agent_actions":{"view_html":"https://pith.science/pith/SOVSZD6SLQTNXAAWIHVXRUVXWS","download_json":"https://pith.science/pith/SOVSZD6SLQTNXAAWIHVXRUVXWS.json","view_paper":"https://pith.science/paper/SOVSZD6S","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2203.16950&json=true","fetch_graph":"https://pith.science/api/pith-number/SOVSZD6SLQTNXAAWIHVXRUVXWS/graph.json","fetch_events":"https://pith.science/api/pith-number/SOVSZD6SLQTNXAAWIHVXRUVXWS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SOVSZD6SLQTNXAAWIHVXRUVXWS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SOVSZD6SLQTNXAAWIHVXRUVXWS/action/storage_attestation","attest_author":"https://pith.science/pith/SOVSZD6SLQTNXAAWIHVXRUVXWS/action/author_attestation","sign_citation":"https://pith.science/pith/SOVSZD6SLQTNXAAWIHVXRUVXWS/action/citation_signature","submit_replication":"https://pith.science/pith/SOVSZD6SLQTNXAAWIHVXRUVXWS/action/replication_record"}},"created_at":"2026-07-05T04:50:54.855441+00:00","updated_at":"2026-07-05T04:50:54.855441+00:00"}