{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:QS7V35LJEJVFMB6JVVFZAP3AUG","short_pith_number":"pith:QS7V35LJ","canonical_record":{"source":{"id":"1810.06070","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-14T17:47:52Z","cross_cats_sorted":[],"title_canon_sha256":"4a4076242b73755787e0dbfdaa885cc84a91e853b346e553d2c21ca575cc5209","abstract_canon_sha256":"1ce7ce2e7a1371d4e379b77d1c466831ef48ab5339fffc71d15b992ab82c6979"},"schema_version":"1.0"},"canonical_sha256":"84bf5df569226a5607c9ad4b903f60a1941cbd85e343f53bfcc3e9a1d3a89fb7","source":{"kind":"arxiv","id":"1810.06070","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.06070","created_at":"2026-05-18T00:02:30Z"},{"alias_kind":"arxiv_version","alias_value":"1810.06070v1","created_at":"2026-05-18T00:02:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.06070","created_at":"2026-05-18T00:02:30Z"},{"alias_kind":"pith_short_12","alias_value":"QS7V35LJEJVF","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QS7V35LJEJVFMB6J","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QS7V35LJ","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:QS7V35LJEJVFMB6JVVFZAP3AUG","target":"record","payload":{"canonical_record":{"source":{"id":"1810.06070","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-14T17:47:52Z","cross_cats_sorted":[],"title_canon_sha256":"4a4076242b73755787e0dbfdaa885cc84a91e853b346e553d2c21ca575cc5209","abstract_canon_sha256":"1ce7ce2e7a1371d4e379b77d1c466831ef48ab5339fffc71d15b992ab82c6979"},"schema_version":"1.0"},"canonical_sha256":"84bf5df569226a5607c9ad4b903f60a1941cbd85e343f53bfcc3e9a1d3a89fb7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:30.175252Z","signature_b64":"I8tGrTEji6/IedkuECH2ZRZTO/KZT0EEQJpBbCSQg9/tMzRhTzxr38XUyMi78pZXnc87QSB3OeVNUswL00JKBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84bf5df569226a5607c9ad4b903f60a1941cbd85e343f53bfcc3e9a1d3a89fb7","last_reissued_at":"2026-05-18T00:02:30.174569Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:30.174569Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.06070","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":"2026-05-18T00:02:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tGdQm4EQ++Jo/Yg3uas2v3xbFItVufIUcXrL1bO/TPjl8JD/FO7AAGfk/ZytAEpd22Ecl7OK5oa755AhoB+XCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:44:57.032296Z"},"content_sha256":"952093c0421682d6111e24ee9345e273a40c218f50bdd002950ec4a109035254","schema_version":"1.0","event_id":"sha256:952093c0421682d6111e24ee9345e273a40c218f50bdd002950ec4a109035254"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:QS7V35LJEJVFMB6JVVFZAP3AUG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quiescent NIR and optical counterparts to candidate black hole X-ray binaries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Rau, D. Steeghs, K. M. L\\'opez, M. A. P. Torres, M. Heida, P. G. Jonker","submitted_at":"2018-10-14T17:47:52Z","abstract_excerpt":"We present near-infrared and optical imaging of fifteen candidate black hole X-ray binaries. In addition to quiescent observations for all sources, we also observed two of these sources (IGR J17451-3022 and XTE J1818-245) in outburst. We detect the quiescent counterpart for twelve out of fifteen sources, and for the remaining three we report limiting magnitudes. The magnitudes of the detected counterparts range between $K_s$ = 17.59 and $K_s$ = 22.29 mag. We provide (limits on) the absolute magnitudes and finding charts of all sources. Of these twelve detections in quiescence, seven represent "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.06070","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":"2026-05-18T00:02:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p9WLfnPhsg3MnY1LI0ci+zowcCf2f31IloFAPlhCTUkbp9agHc9TG/CrIvsEdy7Hjn5BwWAZzS4YwqTRxROgDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:44:57.032653Z"},"content_sha256":"a50e3d6fe8ab44e9949b05154ceba1f9caa8c96f06c998e248f91d013b4c3881","schema_version":"1.0","event_id":"sha256:a50e3d6fe8ab44e9949b05154ceba1f9caa8c96f06c998e248f91d013b4c3881"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QS7V35LJEJVFMB6JVVFZAP3AUG/bundle.json","state_url":"https://pith.science/pith/QS7V35LJEJVFMB6JVVFZAP3AUG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QS7V35LJEJVFMB6JVVFZAP3AUG/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":"2026-05-30T07:44:57Z","links":{"resolver":"https://pith.science/pith/QS7V35LJEJVFMB6JVVFZAP3AUG","bundle":"https://pith.science/pith/QS7V35LJEJVFMB6JVVFZAP3AUG/bundle.json","state":"https://pith.science/pith/QS7V35LJEJVFMB6JVVFZAP3AUG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QS7V35LJEJVFMB6JVVFZAP3AUG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:QS7V35LJEJVFMB6JVVFZAP3AUG","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":"1ce7ce2e7a1371d4e379b77d1c466831ef48ab5339fffc71d15b992ab82c6979","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-14T17:47:52Z","title_canon_sha256":"4a4076242b73755787e0dbfdaa885cc84a91e853b346e553d2c21ca575cc5209"},"schema_version":"1.0","source":{"id":"1810.06070","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.06070","created_at":"2026-05-18T00:02:30Z"},{"alias_kind":"arxiv_version","alias_value":"1810.06070v1","created_at":"2026-05-18T00:02:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.06070","created_at":"2026-05-18T00:02:30Z"},{"alias_kind":"pith_short_12","alias_value":"QS7V35LJEJVF","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QS7V35LJEJVFMB6J","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QS7V35LJ","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:a50e3d6fe8ab44e9949b05154ceba1f9caa8c96f06c998e248f91d013b4c3881","target":"graph","created_at":"2026-05-18T00:02:30Z","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":"We present near-infrared and optical imaging of fifteen candidate black hole X-ray binaries. In addition to quiescent observations for all sources, we also observed two of these sources (IGR J17451-3022 and XTE J1818-245) in outburst. We detect the quiescent counterpart for twelve out of fifteen sources, and for the remaining three we report limiting magnitudes. The magnitudes of the detected counterparts range between $K_s$ = 17.59 and $K_s$ = 22.29 mag. We provide (limits on) the absolute magnitudes and finding charts of all sources. Of these twelve detections in quiescence, seven represent ","authors_text":"A. Rau, D. Steeghs, K. M. L\\'opez, M. A. P. Torres, M. Heida, P. G. Jonker","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-14T17:47:52Z","title":"Quiescent NIR and optical counterparts to candidate black hole X-ray binaries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.06070","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":"sha256:952093c0421682d6111e24ee9345e273a40c218f50bdd002950ec4a109035254","target":"record","created_at":"2026-05-18T00:02:30Z","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":"1ce7ce2e7a1371d4e379b77d1c466831ef48ab5339fffc71d15b992ab82c6979","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-14T17:47:52Z","title_canon_sha256":"4a4076242b73755787e0dbfdaa885cc84a91e853b346e553d2c21ca575cc5209"},"schema_version":"1.0","source":{"id":"1810.06070","kind":"arxiv","version":1}},"canonical_sha256":"84bf5df569226a5607c9ad4b903f60a1941cbd85e343f53bfcc3e9a1d3a89fb7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"84bf5df569226a5607c9ad4b903f60a1941cbd85e343f53bfcc3e9a1d3a89fb7","first_computed_at":"2026-05-18T00:02:30.174569Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:30.174569Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"I8tGrTEji6/IedkuECH2ZRZTO/KZT0EEQJpBbCSQg9/tMzRhTzxr38XUyMi78pZXnc87QSB3OeVNUswL00JKBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:30.175252Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.06070","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:952093c0421682d6111e24ee9345e273a40c218f50bdd002950ec4a109035254","sha256:a50e3d6fe8ab44e9949b05154ceba1f9caa8c96f06c998e248f91d013b4c3881"],"state_sha256":"7a4e84bbb63ed4b0b851942ed3af9dbb87cb1d2744a14f3c3f0a8001160b4f9b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TicB4olfIH8q5Srov4CZ+aq2/CJOqfPciMcEDcgkPWcojCBCraA9gdPyV57OA+5oeMbNXzOpcOt2oLtdlnHDAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T07:44:57.034497Z","bundle_sha256":"d1d63dfe59fd399d4a086803fae5319460a786d6589dd153027bfc31de2b9567"}}