{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:TOUVQ4U556KTEPRHXBZSAADRJR","short_pith_number":"pith:TOUVQ4U5","schema_version":"1.0","canonical_sha256":"9ba958729def95323e27b8732000714c4d31729101777208a7ceed0a63c60823","source":{"kind":"arxiv","id":"1511.05586","version":1},"attestation_state":"computed","paper":{"title":"A new free-floating planet in the Upper Scorpius association","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"K. Pe\\~na Ram\\'irez, M. R. Zapatero Osorio, V. J. S. B\\'ejar","submitted_at":"2015-11-17T21:15:07Z","abstract_excerpt":"We report on a deep photometric survey covering an area of 1.17 deg$^2$ in the young Upper Scorpius stellar association using VIMOS $Iz$ and UKIDSS $ZJHK$ data taking several years apart. The search for the least massive population of Upper Scorpius ($\\sim$5-10 Myr, 145 pc) is performed on the basis of various optical and infrared color-color and color-magnitude diagrams, including WISE photometry, in the magnitude interval $J$=14.5-19 mag (completeness), which corresponds to substellar masses from 0.028 through 0.004 M$_\\odot$ at the age and distance of Upper Scorpius. We also present the pro"},"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":"1511.05586","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-17T21:15:07Z","cross_cats_sorted":[],"title_canon_sha256":"78317e17420cde69edc9dc0ac64445386c52ab22d2b02860a9e41f7612b087a4","abstract_canon_sha256":"548541ff97e0814d0b214b4525ca184ea72a4978d84d08f9a96fa8e8860f8ab1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:33.096943Z","signature_b64":"VpWFUCPOGYrGXurQCGfrBshT6LXdjQLsAieX2qi+fK3R7hCy3b4h7SGcnqAjbz+w2fisruPetHHc+RFxlFEoDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ba958729def95323e27b8732000714c4d31729101777208a7ceed0a63c60823","last_reissued_at":"2026-05-18T01:20:33.096490Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:33.096490Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A new free-floating planet in the Upper Scorpius association","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"K. Pe\\~na Ram\\'irez, M. R. Zapatero Osorio, V. J. S. B\\'ejar","submitted_at":"2015-11-17T21:15:07Z","abstract_excerpt":"We report on a deep photometric survey covering an area of 1.17 deg$^2$ in the young Upper Scorpius stellar association using VIMOS $Iz$ and UKIDSS $ZJHK$ data taking several years apart. The search for the least massive population of Upper Scorpius ($\\sim$5-10 Myr, 145 pc) is performed on the basis of various optical and infrared color-color and color-magnitude diagrams, including WISE photometry, in the magnitude interval $J$=14.5-19 mag (completeness), which corresponds to substellar masses from 0.028 through 0.004 M$_\\odot$ at the age and distance of Upper Scorpius. We also present the pro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.05586","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":"1511.05586","created_at":"2026-05-18T01:20:33.096558+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.05586v1","created_at":"2026-05-18T01:20:33.096558+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.05586","created_at":"2026-05-18T01:20:33.096558+00:00"},{"alias_kind":"pith_short_12","alias_value":"TOUVQ4U556KT","created_at":"2026-05-18T12:29:42.218222+00:00"},{"alias_kind":"pith_short_16","alias_value":"TOUVQ4U556KTEPRH","created_at":"2026-05-18T12:29:42.218222+00:00"},{"alias_kind":"pith_short_8","alias_value":"TOUVQ4U5","created_at":"2026-05-18T12:29:42.218222+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/TOUVQ4U556KTEPRHXBZSAADRJR","json":"https://pith.science/pith/TOUVQ4U556KTEPRHXBZSAADRJR.json","graph_json":"https://pith.science/api/pith-number/TOUVQ4U556KTEPRHXBZSAADRJR/graph.json","events_json":"https://pith.science/api/pith-number/TOUVQ4U556KTEPRHXBZSAADRJR/events.json","paper":"https://pith.science/paper/TOUVQ4U5"},"agent_actions":{"view_html":"https://pith.science/pith/TOUVQ4U556KTEPRHXBZSAADRJR","download_json":"https://pith.science/pith/TOUVQ4U556KTEPRHXBZSAADRJR.json","view_paper":"https://pith.science/paper/TOUVQ4U5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.05586&json=true","fetch_graph":"https://pith.science/api/pith-number/TOUVQ4U556KTEPRHXBZSAADRJR/graph.json","fetch_events":"https://pith.science/api/pith-number/TOUVQ4U556KTEPRHXBZSAADRJR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TOUVQ4U556KTEPRHXBZSAADRJR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TOUVQ4U556KTEPRHXBZSAADRJR/action/storage_attestation","attest_author":"https://pith.science/pith/TOUVQ4U556KTEPRHXBZSAADRJR/action/author_attestation","sign_citation":"https://pith.science/pith/TOUVQ4U556KTEPRHXBZSAADRJR/action/citation_signature","submit_replication":"https://pith.science/pith/TOUVQ4U556KTEPRHXBZSAADRJR/action/replication_record"}},"created_at":"2026-05-18T01:20:33.096558+00:00","updated_at":"2026-05-18T01:20:33.096558+00:00"}