{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:K2QA2NNCUYJ2ZFKGMGNXYCAGZS","short_pith_number":"pith:K2QA2NNC","canonical_record":{"source":{"id":"1105.2561","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-12T20:00:01Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"4da64bda4ce64ed2f5de563a8db999ffb06a0df21468743e7eb6330103715147","abstract_canon_sha256":"29eafa0a3797e6e263b1ae5a3c593c9f91d281f9e1060ce682910ac0f551ef02"},"schema_version":"1.0"},"canonical_sha256":"56a00d35a2a613ac9546619b7c0806ccb4039513d0a76a578116b198231e2020","source":{"kind":"arxiv","id":"1105.2561","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.2561","created_at":"2026-05-18T02:01:58Z"},{"alias_kind":"arxiv_version","alias_value":"1105.2561v1","created_at":"2026-05-18T02:01:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.2561","created_at":"2026-05-18T02:01:58Z"},{"alias_kind":"pith_short_12","alias_value":"K2QA2NNCUYJ2","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"K2QA2NNCUYJ2ZFKG","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"K2QA2NNC","created_at":"2026-05-18T12:26:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:K2QA2NNCUYJ2ZFKGMGNXYCAGZS","target":"record","payload":{"canonical_record":{"source":{"id":"1105.2561","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-12T20:00:01Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"4da64bda4ce64ed2f5de563a8db999ffb06a0df21468743e7eb6330103715147","abstract_canon_sha256":"29eafa0a3797e6e263b1ae5a3c593c9f91d281f9e1060ce682910ac0f551ef02"},"schema_version":"1.0"},"canonical_sha256":"56a00d35a2a613ac9546619b7c0806ccb4039513d0a76a578116b198231e2020","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:58.939918Z","signature_b64":"DzoR6DZSVQ7BOZVS7mXycLIUxQ6Ln1aAZB7uvEaB7h2I39rBaXxgBjzgGZSv6wrrswrlZSy4Az7T6DCFOfCzBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56a00d35a2a613ac9546619b7c0806ccb4039513d0a76a578116b198231e2020","last_reissued_at":"2026-05-18T02:01:58.939380Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:58.939380Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1105.2561","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":"2026-05-18T02:01:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aigv8duC+a/AIXGi02fDskx06aSX4HRFa/DKwtUr1eRFBXtHLFGGYqVGyOhVzO26reqztShGtJ9fH5Ac7uNOBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T06:41:42.555876Z"},"content_sha256":"ab916b58ce8b4e43209a44097a58dd4f53246ea73d7f9205b6690147ee81263f","schema_version":"1.0","event_id":"sha256:ab916b58ce8b4e43209a44097a58dd4f53246ea73d7f9205b6690147ee81263f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:K2QA2NNCUYJ2ZFKGMGNXYCAGZS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Probing the GC-LMXB connection in NGC 1399: a wide-field study with HST and Chandra","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"Arunav Kundu, Giuseppina Fabbiano, Lorella Angelini, Maurizio Paolillo, Paul Goudfrooij, Stephen E. Zepf, Thomas H. Puzia, Thomas J. Maccarone","submitted_at":"2011-05-12T20:00:01Z","abstract_excerpt":"We present a wide field study of the Globular Clusters/Low Mass X-ray Binary (LMXB) connection in the giant elliptical NGC1399. The large FOV of the ACS/WFC, combined with the HST and Chandra high resolution, allow us to constrain the LMXB formation scenarios in elliptical galaxies. We confirm that NGC1399 has the highest LMXB fraction in GCs of all nearby elliptical galaxies studied so far, even though the exact value depends on galactocentric distance due to the interplay of a differential GC vs galaxy light distribution and the GC color dependence. In fact LMXBs are preferentially hosted by"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.2561","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":"2026-05-18T02:01:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"izDWWBof6bEAK52vImGk1XZ8PUIH1Uanb7u9/VEtQfxmRKmPZh+yb52E4M3RiZE4x2XhC553stkCgzzKWdNuAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T06:41:42.556260Z"},"content_sha256":"bc2c31e970b0ed4e3ce148ae1eef45e7b1e51ebfd25c7490db6e1fdf114364dd","schema_version":"1.0","event_id":"sha256:bc2c31e970b0ed4e3ce148ae1eef45e7b1e51ebfd25c7490db6e1fdf114364dd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K2QA2NNCUYJ2ZFKGMGNXYCAGZS/bundle.json","state_url":"https://pith.science/pith/K2QA2NNCUYJ2ZFKGMGNXYCAGZS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K2QA2NNCUYJ2ZFKGMGNXYCAGZS/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":"2026-05-31T06:41:42Z","links":{"resolver":"https://pith.science/pith/K2QA2NNCUYJ2ZFKGMGNXYCAGZS","bundle":"https://pith.science/pith/K2QA2NNCUYJ2ZFKGMGNXYCAGZS/bundle.json","state":"https://pith.science/pith/K2QA2NNCUYJ2ZFKGMGNXYCAGZS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K2QA2NNCUYJ2ZFKGMGNXYCAGZS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:K2QA2NNCUYJ2ZFKGMGNXYCAGZS","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":"29eafa0a3797e6e263b1ae5a3c593c9f91d281f9e1060ce682910ac0f551ef02","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-12T20:00:01Z","title_canon_sha256":"4da64bda4ce64ed2f5de563a8db999ffb06a0df21468743e7eb6330103715147"},"schema_version":"1.0","source":{"id":"1105.2561","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.2561","created_at":"2026-05-18T02:01:58Z"},{"alias_kind":"arxiv_version","alias_value":"1105.2561v1","created_at":"2026-05-18T02:01:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.2561","created_at":"2026-05-18T02:01:58Z"},{"alias_kind":"pith_short_12","alias_value":"K2QA2NNCUYJ2","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"K2QA2NNCUYJ2ZFKG","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"K2QA2NNC","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:bc2c31e970b0ed4e3ce148ae1eef45e7b1e51ebfd25c7490db6e1fdf114364dd","target":"graph","created_at":"2026-05-18T02:01:58Z","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 a wide field study of the Globular Clusters/Low Mass X-ray Binary (LMXB) connection in the giant elliptical NGC1399. The large FOV of the ACS/WFC, combined with the HST and Chandra high resolution, allow us to constrain the LMXB formation scenarios in elliptical galaxies. We confirm that NGC1399 has the highest LMXB fraction in GCs of all nearby elliptical galaxies studied so far, even though the exact value depends on galactocentric distance due to the interplay of a differential GC vs galaxy light distribution and the GC color dependence. In fact LMXBs are preferentially hosted by","authors_text":"Arunav Kundu, Giuseppina Fabbiano, Lorella Angelini, Maurizio Paolillo, Paul Goudfrooij, Stephen E. Zepf, Thomas H. Puzia, Thomas J. Maccarone","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-12T20:00:01Z","title":"Probing the GC-LMXB connection in NGC 1399: a wide-field study with HST and Chandra"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.2561","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:ab916b58ce8b4e43209a44097a58dd4f53246ea73d7f9205b6690147ee81263f","target":"record","created_at":"2026-05-18T02:01:58Z","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":"29eafa0a3797e6e263b1ae5a3c593c9f91d281f9e1060ce682910ac0f551ef02","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-12T20:00:01Z","title_canon_sha256":"4da64bda4ce64ed2f5de563a8db999ffb06a0df21468743e7eb6330103715147"},"schema_version":"1.0","source":{"id":"1105.2561","kind":"arxiv","version":1}},"canonical_sha256":"56a00d35a2a613ac9546619b7c0806ccb4039513d0a76a578116b198231e2020","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56a00d35a2a613ac9546619b7c0806ccb4039513d0a76a578116b198231e2020","first_computed_at":"2026-05-18T02:01:58.939380Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:58.939380Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DzoR6DZSVQ7BOZVS7mXycLIUxQ6Ln1aAZB7uvEaB7h2I39rBaXxgBjzgGZSv6wrrswrlZSy4Az7T6DCFOfCzBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:58.939918Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.2561","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ab916b58ce8b4e43209a44097a58dd4f53246ea73d7f9205b6690147ee81263f","sha256:bc2c31e970b0ed4e3ce148ae1eef45e7b1e51ebfd25c7490db6e1fdf114364dd"],"state_sha256":"2d723cf2042862454cbae66c360df200dbe0657060e9e2b8824d1958000c3eb1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"isSzTUeoEbHAnJG3QpdiaoW8EZbJPKuGiwPaZvkgZhrnKHahrFEKJCB2c7Xvpd79/2HVJun8rNWIXAUxRAHzAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T06:41:42.559524Z","bundle_sha256":"f054d29bfcab37c7f653d3a920ab463f4b7814af16b55c86b02b9c45053ec686"}}