{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:ZV6DP3XWFVV5PSKRB2RB2QLA5N","short_pith_number":"pith:ZV6DP3XW","schema_version":"1.0","canonical_sha256":"cd7c37eef62d6bd7c9510ea21d4160eb703dd406c5f33fd57c7a3e369e39cdc8","source":{"kind":"arxiv","id":"1710.00826","version":1},"attestation_state":"computed","paper":{"title":"SHARDS Frontier Fields: Physical properties of a low mass Lyman-alpha emitter at z=5.75","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Almudena Alonso-Herrero, Antonio Cava, Antonio Hern\\'an-Caballero, Bel\\'en Alcalde-Pampliega, Carmen Eliche-Moral, Christopher J. Conselice, Daniel Rosa Gonz\\'alez, Daniel Schaerer, David Lagattuta, Helena Dom\\'inguez-S\\'anchez, Helmut Dannerbauer, Ismael P\\'erez-Fournon, Johan Richard, Jos\\'e M. Diego, Jos\\'e Miguel Rodr\\'iguez Espinosa, Marc Huertas-Company, Pablo G. P\\'erez-Gonz\\'alez, Panos Sklias, Pilar Esquej, Raffaella Anna Marino, Rui Marques-Chaves, Tim Rawle, Wiphu Rujopakarn","submitted_at":"2017-10-02T18:00:02Z","abstract_excerpt":"We analyze the properties of a multiply-imaged Lyman-alpha (Lya) emitter at z=5.75 identified through SHARDS Frontier Fields intermediate-band imaging of the Hubble Frontier Fields (HFF) cluster Abell 370. The source, A370-L57, has low intrinsic luminosity (M_UV~-16.5), steep UV spectral index (\\beta=-2.4+/-0.1), and extreme rest-frame equivalent width of Lya (EW(Lya)=420+180-120 \\AA). Two different gravitational lens models predict high magnification (\\mu~10--16) for the two detected counter-images, separated by 7\", while a predicted third counter-image (\\mu~3--4) is undetected. We find diffe"},"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":"1710.00826","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-02T18:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"72a8de8829920d91085cef16e79c50d60c59a19912b7ab60f84cd9e6569dba2d","abstract_canon_sha256":"48b63f86db455541788149a2ab4a1b21d03039129c55534045a3ded3ac277972"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:30:40.912575Z","signature_b64":"klTR7TMnp7ph4xb/q5zo7NRYCkMMN+ZiRJgutAKx67nEPoLE1sP7pUVrFg2apwgjejotzMIXAIBUq9HbalhdBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd7c37eef62d6bd7c9510ea21d4160eb703dd406c5f33fd57c7a3e369e39cdc8","last_reissued_at":"2026-05-18T00:30:40.911963Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:30:40.911963Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"SHARDS Frontier Fields: Physical properties of a low mass Lyman-alpha emitter at z=5.75","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Almudena Alonso-Herrero, Antonio Cava, Antonio Hern\\'an-Caballero, Bel\\'en Alcalde-Pampliega, Carmen Eliche-Moral, Christopher J. Conselice, Daniel Rosa Gonz\\'alez, Daniel Schaerer, David Lagattuta, Helena Dom\\'inguez-S\\'anchez, Helmut Dannerbauer, Ismael P\\'erez-Fournon, Johan Richard, Jos\\'e M. Diego, Jos\\'e Miguel Rodr\\'iguez Espinosa, Marc Huertas-Company, Pablo G. P\\'erez-Gonz\\'alez, Panos Sklias, Pilar Esquej, Raffaella Anna Marino, Rui Marques-Chaves, Tim Rawle, Wiphu Rujopakarn","submitted_at":"2017-10-02T18:00:02Z","abstract_excerpt":"We analyze the properties of a multiply-imaged Lyman-alpha (Lya) emitter at z=5.75 identified through SHARDS Frontier Fields intermediate-band imaging of the Hubble Frontier Fields (HFF) cluster Abell 370. The source, A370-L57, has low intrinsic luminosity (M_UV~-16.5), steep UV spectral index (\\beta=-2.4+/-0.1), and extreme rest-frame equivalent width of Lya (EW(Lya)=420+180-120 \\AA). Two different gravitational lens models predict high magnification (\\mu~10--16) for the two detected counter-images, separated by 7\", while a predicted third counter-image (\\mu~3--4) is undetected. We find diffe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.00826","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":"1710.00826","created_at":"2026-05-18T00:30:40.912060+00:00"},{"alias_kind":"arxiv_version","alias_value":"1710.00826v1","created_at":"2026-05-18T00:30:40.912060+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.00826","created_at":"2026-05-18T00:30:40.912060+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZV6DP3XWFVV5","created_at":"2026-05-18T12:31:59.375834+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZV6DP3XWFVV5PSKR","created_at":"2026-05-18T12:31:59.375834+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZV6DP3XW","created_at":"2026-05-18T12:31:59.375834+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/ZV6DP3XWFVV5PSKRB2RB2QLA5N","json":"https://pith.science/pith/ZV6DP3XWFVV5PSKRB2RB2QLA5N.json","graph_json":"https://pith.science/api/pith-number/ZV6DP3XWFVV5PSKRB2RB2QLA5N/graph.json","events_json":"https://pith.science/api/pith-number/ZV6DP3XWFVV5PSKRB2RB2QLA5N/events.json","paper":"https://pith.science/paper/ZV6DP3XW"},"agent_actions":{"view_html":"https://pith.science/pith/ZV6DP3XWFVV5PSKRB2RB2QLA5N","download_json":"https://pith.science/pith/ZV6DP3XWFVV5PSKRB2RB2QLA5N.json","view_paper":"https://pith.science/paper/ZV6DP3XW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1710.00826&json=true","fetch_graph":"https://pith.science/api/pith-number/ZV6DP3XWFVV5PSKRB2RB2QLA5N/graph.json","fetch_events":"https://pith.science/api/pith-number/ZV6DP3XWFVV5PSKRB2RB2QLA5N/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZV6DP3XWFVV5PSKRB2RB2QLA5N/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZV6DP3XWFVV5PSKRB2RB2QLA5N/action/storage_attestation","attest_author":"https://pith.science/pith/ZV6DP3XWFVV5PSKRB2RB2QLA5N/action/author_attestation","sign_citation":"https://pith.science/pith/ZV6DP3XWFVV5PSKRB2RB2QLA5N/action/citation_signature","submit_replication":"https://pith.science/pith/ZV6DP3XWFVV5PSKRB2RB2QLA5N/action/replication_record"}},"created_at":"2026-05-18T00:30:40.912060+00:00","updated_at":"2026-05-18T00:30:40.912060+00:00"}