{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:MTMHT6Q36U3Q5VG4R64CZBF72G","short_pith_number":"pith:MTMHT6Q3","canonical_record":{"source":{"id":"1706.05258","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-16T12:59:02Z","cross_cats_sorted":[],"title_canon_sha256":"ad7daa6076b1c8c8be03f226410126e38ac88ebcc33c4d824a9d0cdd151b6218","abstract_canon_sha256":"2684e1ece43ea6a8e8d50d949581fd70e3285634d81fb6f250adbf83bd2f2467"},"schema_version":"1.0"},"canonical_sha256":"64d879fa1bf5370ed4dc8fb82c84bfd1a5f4c0689f247bcd85671611b4fad33b","source":{"kind":"arxiv","id":"1706.05258","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.05258","created_at":"2026-05-18T00:42:11Z"},{"alias_kind":"arxiv_version","alias_value":"1706.05258v1","created_at":"2026-05-18T00:42:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.05258","created_at":"2026-05-18T00:42:11Z"},{"alias_kind":"pith_short_12","alias_value":"MTMHT6Q36U3Q","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MTMHT6Q36U3Q5VG4","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MTMHT6Q3","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:MTMHT6Q36U3Q5VG4R64CZBF72G","target":"record","payload":{"canonical_record":{"source":{"id":"1706.05258","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-16T12:59:02Z","cross_cats_sorted":[],"title_canon_sha256":"ad7daa6076b1c8c8be03f226410126e38ac88ebcc33c4d824a9d0cdd151b6218","abstract_canon_sha256":"2684e1ece43ea6a8e8d50d949581fd70e3285634d81fb6f250adbf83bd2f2467"},"schema_version":"1.0"},"canonical_sha256":"64d879fa1bf5370ed4dc8fb82c84bfd1a5f4c0689f247bcd85671611b4fad33b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:11.792577Z","signature_b64":"FnE462HXuFIFtkHsgeXrPrF6HDB1EwxV7QmlSMSwWJQVAYOT5DqAtRibqDKM7s7Tp7Ru6hVTsIh4yFLUMlOaAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64d879fa1bf5370ed4dc8fb82c84bfd1a5f4c0689f247bcd85671611b4fad33b","last_reissued_at":"2026-05-18T00:42:11.792068Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:11.792068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.05258","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:42:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gO0ai69OiC6CtcVQ7OhMc+zt1gJ9Q64wIQ6wuX5XTrh7sCxOEoPtRWRhU1ztejnjmTbuwlE0qUo+J9QUuOgYDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:31:00.437298Z"},"content_sha256":"be002cb0ad3146f9ec801aaa230796aa3d6c502cb6943010577ca97f741eb6a0","schema_version":"1.0","event_id":"sha256:be002cb0ad3146f9ec801aaa230796aa3d6c502cb6943010577ca97f741eb6a0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:MTMHT6Q36U3Q5VG4R64CZBF72G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the nature of infrared-faint radio sources in the SXDF and VLA-VVDS fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alain Omont, Alexandre Beelen, C. H. Ishwara-Chandra, Jonathan Sievers, Sandeep Sirothia, Veeresh Singh, Yogesh Wadadekar","submitted_at":"2017-06-16T12:59:02Z","abstract_excerpt":"Infrared-Faint Radio Sources (IFRSs) are an unusual class of objects that are relatively bright at radio wavelengths but have faint or undetected infrared counterparts even in deep surveys. We identify and investigate the nature of IFRSs using deep radio (S$_{\\rm 1.4~GHz}$ $\\sim$ 100 $\\mu$Jy beam$^{-1}$ at 5$\\sigma$), optical (m$_{\\rm r}$ $\\sim$ 26 - 27.7 at 5$\\sigma$), and near-IR (S$_{\\rm 3.6~{\\mu}m}$ $\\sim$ 1.3 - 2.0 $\\mu$Jy beam$^{-1}$ at 5$\\sigma$) data available in two deep fields namely the Subaru X-ray Deep Field (SXDF) and the Very Large Array - VIMOS VLT Deep Survey (VLA-VVDS) field."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.05258","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:42:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LWPSmbNnAcLEPGzBgGimjtTi4nUQg2W6IJ5dRTiiNfSrN4hSWg2RGbUED6hpf77f8cVoyTVC9FQtyf9tGOJgAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:31:00.438043Z"},"content_sha256":"2b92e5bfe27a03bb1a71cf87f77b102a539830f0d0029816145c8cb460c461f2","schema_version":"1.0","event_id":"sha256:2b92e5bfe27a03bb1a71cf87f77b102a539830f0d0029816145c8cb460c461f2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MTMHT6Q36U3Q5VG4R64CZBF72G/bundle.json","state_url":"https://pith.science/pith/MTMHT6Q36U3Q5VG4R64CZBF72G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MTMHT6Q36U3Q5VG4R64CZBF72G/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-27T00:31:00Z","links":{"resolver":"https://pith.science/pith/MTMHT6Q36U3Q5VG4R64CZBF72G","bundle":"https://pith.science/pith/MTMHT6Q36U3Q5VG4R64CZBF72G/bundle.json","state":"https://pith.science/pith/MTMHT6Q36U3Q5VG4R64CZBF72G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MTMHT6Q36U3Q5VG4R64CZBF72G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:MTMHT6Q36U3Q5VG4R64CZBF72G","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"2684e1ece43ea6a8e8d50d949581fd70e3285634d81fb6f250adbf83bd2f2467","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-16T12:59:02Z","title_canon_sha256":"ad7daa6076b1c8c8be03f226410126e38ac88ebcc33c4d824a9d0cdd151b6218"},"schema_version":"1.0","source":{"id":"1706.05258","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.05258","created_at":"2026-05-18T00:42:11Z"},{"alias_kind":"arxiv_version","alias_value":"1706.05258v1","created_at":"2026-05-18T00:42:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.05258","created_at":"2026-05-18T00:42:11Z"},{"alias_kind":"pith_short_12","alias_value":"MTMHT6Q36U3Q","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MTMHT6Q36U3Q5VG4","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MTMHT6Q3","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:2b92e5bfe27a03bb1a71cf87f77b102a539830f0d0029816145c8cb460c461f2","target":"graph","created_at":"2026-05-18T00:42:11Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Infrared-Faint Radio Sources (IFRSs) are an unusual class of objects that are relatively bright at radio wavelengths but have faint or undetected infrared counterparts even in deep surveys. We identify and investigate the nature of IFRSs using deep radio (S$_{\\rm 1.4~GHz}$ $\\sim$ 100 $\\mu$Jy beam$^{-1}$ at 5$\\sigma$), optical (m$_{\\rm r}$ $\\sim$ 26 - 27.7 at 5$\\sigma$), and near-IR (S$_{\\rm 3.6~{\\mu}m}$ $\\sim$ 1.3 - 2.0 $\\mu$Jy beam$^{-1}$ at 5$\\sigma$) data available in two deep fields namely the Subaru X-ray Deep Field (SXDF) and the Very Large Array - VIMOS VLT Deep Survey (VLA-VVDS) field.","authors_text":"Alain Omont, Alexandre Beelen, C. H. Ishwara-Chandra, Jonathan Sievers, Sandeep Sirothia, Veeresh Singh, Yogesh Wadadekar","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-16T12:59:02Z","title":"On the nature of infrared-faint radio sources in the SXDF and VLA-VVDS fields"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.05258","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:be002cb0ad3146f9ec801aaa230796aa3d6c502cb6943010577ca97f741eb6a0","target":"record","created_at":"2026-05-18T00:42:11Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"2684e1ece43ea6a8e8d50d949581fd70e3285634d81fb6f250adbf83bd2f2467","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-16T12:59:02Z","title_canon_sha256":"ad7daa6076b1c8c8be03f226410126e38ac88ebcc33c4d824a9d0cdd151b6218"},"schema_version":"1.0","source":{"id":"1706.05258","kind":"arxiv","version":1}},"canonical_sha256":"64d879fa1bf5370ed4dc8fb82c84bfd1a5f4c0689f247bcd85671611b4fad33b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"64d879fa1bf5370ed4dc8fb82c84bfd1a5f4c0689f247bcd85671611b4fad33b","first_computed_at":"2026-05-18T00:42:11.792068Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:42:11.792068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FnE462HXuFIFtkHsgeXrPrF6HDB1EwxV7QmlSMSwWJQVAYOT5DqAtRibqDKM7s7Tp7Ru6hVTsIh4yFLUMlOaAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:42:11.792577Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.05258","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:be002cb0ad3146f9ec801aaa230796aa3d6c502cb6943010577ca97f741eb6a0","sha256:2b92e5bfe27a03bb1a71cf87f77b102a539830f0d0029816145c8cb460c461f2"],"state_sha256":"ba63a220b244c7540e930041aa3d814906ae8c7cda7cc761ba34c643aea42439"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JCm211y/XSwwoHh3ncG5qT8kTZTfQTBQFWt8U8V6pkx/d3DZfVm+rpGK2Udokf3GnAeJMFwwM3WlsvGK+CqmAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T00:31:00.442525Z","bundle_sha256":"721857e1a939dde8b8338e53a20851b662db2e1f6e839a0d8b608e30ce946a8b"}}