{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:FKYJUFIXV62UQHO73M4MKLNTX5","short_pith_number":"pith:FKYJUFIX","schema_version":"1.0","canonical_sha256":"2ab09a1517afb5481ddfdb38c52db3bf54b79fefa4b990d20fe6b71fbc262e1d","source":{"kind":"arxiv","id":"1105.3482","version":1},"attestation_state":"computed","paper":{"title":"Polarization and photometric observations of the gamma-ray blazar PG 1553+113","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. J. Mu\\~noz-Arjonilla, G. E. Romero, I. Andruchow, J. A. Combi, J. Mart\\'i, S. A. Cellone","submitted_at":"2011-05-17T20:05:24Z","abstract_excerpt":"We present the results of an observational photo-polarimetry campaign of the blazar PG 1553+113 at optical wavelengths. The blazar was recently detected at very high energies (> 100 GeV) by the H.E.S.S and MAGIC gamma-ray Cherenkov telescopes.\n  Our high-temporal resolution data show significant variations in the linear polarization percentage and position angle at inter-night time-scales, while at shorter (intra-night) time-scales both parameters varied less significantly, if at all. Changes in the polarization angle seem to be common in gamma-ray emitting blazars. Simultaneous differential p"},"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":"1105.3482","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-17T20:05:24Z","cross_cats_sorted":[],"title_canon_sha256":"34166670de59d65a41fac4661738ffd3ff86a58ad1473cee469f622e2b01a89e","abstract_canon_sha256":"3dd7c758381d5ecf146a187c4d5da8ec7c18d35b7b25f3f3d48330b11a239fa6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:56.939472Z","signature_b64":"G1MwltSufSQWHhMsI57oUhJab8A2Fmf8YIMPeCTcPHs7YgbeEtXIuoZ6NffENZJZBFvT3nKjGV3MzvDmAymwCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ab09a1517afb5481ddfdb38c52db3bf54b79fefa4b990d20fe6b71fbc262e1d","last_reissued_at":"2026-05-18T02:01:56.938774Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:56.938774Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Polarization and photometric observations of the gamma-ray blazar PG 1553+113","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. J. Mu\\~noz-Arjonilla, G. E. Romero, I. Andruchow, J. A. Combi, J. Mart\\'i, S. A. Cellone","submitted_at":"2011-05-17T20:05:24Z","abstract_excerpt":"We present the results of an observational photo-polarimetry campaign of the blazar PG 1553+113 at optical wavelengths. The blazar was recently detected at very high energies (> 100 GeV) by the H.E.S.S and MAGIC gamma-ray Cherenkov telescopes.\n  Our high-temporal resolution data show significant variations in the linear polarization percentage and position angle at inter-night time-scales, while at shorter (intra-night) time-scales both parameters varied less significantly, if at all. Changes in the polarization angle seem to be common in gamma-ray emitting blazars. Simultaneous differential p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.3482","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":"1105.3482","created_at":"2026-05-18T02:01:56.938886+00:00"},{"alias_kind":"arxiv_version","alias_value":"1105.3482v1","created_at":"2026-05-18T02:01:56.938886+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.3482","created_at":"2026-05-18T02:01:56.938886+00:00"},{"alias_kind":"pith_short_12","alias_value":"FKYJUFIXV62U","created_at":"2026-05-18T12:26:28.662955+00:00"},{"alias_kind":"pith_short_16","alias_value":"FKYJUFIXV62UQHO7","created_at":"2026-05-18T12:26:28.662955+00:00"},{"alias_kind":"pith_short_8","alias_value":"FKYJUFIX","created_at":"2026-05-18T12:26:28.662955+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/FKYJUFIXV62UQHO73M4MKLNTX5","json":"https://pith.science/pith/FKYJUFIXV62UQHO73M4MKLNTX5.json","graph_json":"https://pith.science/api/pith-number/FKYJUFIXV62UQHO73M4MKLNTX5/graph.json","events_json":"https://pith.science/api/pith-number/FKYJUFIXV62UQHO73M4MKLNTX5/events.json","paper":"https://pith.science/paper/FKYJUFIX"},"agent_actions":{"view_html":"https://pith.science/pith/FKYJUFIXV62UQHO73M4MKLNTX5","download_json":"https://pith.science/pith/FKYJUFIXV62UQHO73M4MKLNTX5.json","view_paper":"https://pith.science/paper/FKYJUFIX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1105.3482&json=true","fetch_graph":"https://pith.science/api/pith-number/FKYJUFIXV62UQHO73M4MKLNTX5/graph.json","fetch_events":"https://pith.science/api/pith-number/FKYJUFIXV62UQHO73M4MKLNTX5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FKYJUFIXV62UQHO73M4MKLNTX5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FKYJUFIXV62UQHO73M4MKLNTX5/action/storage_attestation","attest_author":"https://pith.science/pith/FKYJUFIXV62UQHO73M4MKLNTX5/action/author_attestation","sign_citation":"https://pith.science/pith/FKYJUFIXV62UQHO73M4MKLNTX5/action/citation_signature","submit_replication":"https://pith.science/pith/FKYJUFIXV62UQHO73M4MKLNTX5/action/replication_record"}},"created_at":"2026-05-18T02:01:56.938886+00:00","updated_at":"2026-05-18T02:01:56.938886+00:00"}