{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:LAN5HCZD2FN4YUID46IMEY4MI6","short_pith_number":"pith:LAN5HCZD","canonical_record":{"source":{"id":"1505.00568","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-05-04T09:38:29Z","cross_cats_sorted":[],"title_canon_sha256":"372bc1b9e915834fb3b964a61ab08e6ba10f292c640008149e5157b82fda510c","abstract_canon_sha256":"f710cbf725f72c462c2aa5814c8351c6c4af05b8ab2651cdd428ebd35b481c42"},"schema_version":"1.0"},"canonical_sha256":"581bd38b23d15bcc5103e790c2638c478b40c025adf74bb0418a89fd4a658993","source":{"kind":"arxiv","id":"1505.00568","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.00568","created_at":"2026-05-18T02:17:02Z"},{"alias_kind":"arxiv_version","alias_value":"1505.00568v1","created_at":"2026-05-18T02:17:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.00568","created_at":"2026-05-18T02:17:02Z"},{"alias_kind":"pith_short_12","alias_value":"LAN5HCZD2FN4","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"LAN5HCZD2FN4YUID","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"LAN5HCZD","created_at":"2026-05-18T12:29:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:LAN5HCZD2FN4YUID46IMEY4MI6","target":"record","payload":{"canonical_record":{"source":{"id":"1505.00568","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-05-04T09:38:29Z","cross_cats_sorted":[],"title_canon_sha256":"372bc1b9e915834fb3b964a61ab08e6ba10f292c640008149e5157b82fda510c","abstract_canon_sha256":"f710cbf725f72c462c2aa5814c8351c6c4af05b8ab2651cdd428ebd35b481c42"},"schema_version":"1.0"},"canonical_sha256":"581bd38b23d15bcc5103e790c2638c478b40c025adf74bb0418a89fd4a658993","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:17:02.584205Z","signature_b64":"y9+aOkudzIdNf35RNzNbdD5iSLWNF6eLMYNe6hbsDvqG03nDPUvqpNH5dp7cGkEVmqYyQt2FxTr6FAKPZqosCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"581bd38b23d15bcc5103e790c2638c478b40c025adf74bb0418a89fd4a658993","last_reissued_at":"2026-05-18T02:17:02.583535Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:17:02.583535Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.00568","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":"2026-05-18T02:17:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4JKPy+OKAJ/Sp0PxxAJfgvhxVrnmSEhdV8eZw+4HZJR+KpPyZdsM+JZRoFFZQLbTIR8v7BhgA788Cd3inoz8Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T16:06:27.403415Z"},"content_sha256":"e7c70a741ec1a49ff8fd334188587f27878e6c9bbf2cdf3716aa6422a348db1b","schema_version":"1.0","event_id":"sha256:e7c70a741ec1a49ff8fd334188587f27878e6c9bbf2cdf3716aa6422a348db1b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:LAN5HCZD2FN4YUID46IMEY4MI6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"GEMINI/GeMS observations unveil the structure of the heavily obscured globular cluster Liller 1","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"B. Lanzoni, C. Moni Bidin, D. Geisler, D. Massari, E. Dalessandro, F. Mauro, F. R. Ferraro, P. Miocchi, S. Saracino, S. Villanova","submitted_at":"2015-05-04T09:38:29Z","abstract_excerpt":"By exploiting the exceptional high-resolution capabilities of the near-IR camera GSAOI combined with the multi-conjugate adaptive optics system GeMS at the GEMINI South Telescope, we investigated the structural and physical properties of the heavily obscured globular cluster Liller 1 in the Galactic bulge. We have obtained the deepest and most accurate color-magnitude diagram published so far for this cluster, reaching Ks ~ 19 (below the main sequence turn-off level). We used these data to re-determine the center of gravity of the system, finding that it is located about 2.2\" south-east from t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.00568","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":"2026-05-18T02:17:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5Qm7jBMh9UoaIi9yCfkO9vnl2JQjs7wO/8Awu086j1+k4UmfayRY6w7E0s8x835SsNGlsnJ/qtsJwJRM4XGyAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T16:06:27.404068Z"},"content_sha256":"8c76054454c10219152ca1d84db112d17179d93af87b8dc77e8b34352ec258c3","schema_version":"1.0","event_id":"sha256:8c76054454c10219152ca1d84db112d17179d93af87b8dc77e8b34352ec258c3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LAN5HCZD2FN4YUID46IMEY4MI6/bundle.json","state_url":"https://pith.science/pith/LAN5HCZD2FN4YUID46IMEY4MI6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LAN5HCZD2FN4YUID46IMEY4MI6/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":"2026-06-02T16:06:27Z","links":{"resolver":"https://pith.science/pith/LAN5HCZD2FN4YUID46IMEY4MI6","bundle":"https://pith.science/pith/LAN5HCZD2FN4YUID46IMEY4MI6/bundle.json","state":"https://pith.science/pith/LAN5HCZD2FN4YUID46IMEY4MI6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LAN5HCZD2FN4YUID46IMEY4MI6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:LAN5HCZD2FN4YUID46IMEY4MI6","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":"f710cbf725f72c462c2aa5814c8351c6c4af05b8ab2651cdd428ebd35b481c42","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-05-04T09:38:29Z","title_canon_sha256":"372bc1b9e915834fb3b964a61ab08e6ba10f292c640008149e5157b82fda510c"},"schema_version":"1.0","source":{"id":"1505.00568","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.00568","created_at":"2026-05-18T02:17:02Z"},{"alias_kind":"arxiv_version","alias_value":"1505.00568v1","created_at":"2026-05-18T02:17:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.00568","created_at":"2026-05-18T02:17:02Z"},{"alias_kind":"pith_short_12","alias_value":"LAN5HCZD2FN4","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"LAN5HCZD2FN4YUID","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"LAN5HCZD","created_at":"2026-05-18T12:29:29Z"}],"graph_snapshots":[{"event_id":"sha256:8c76054454c10219152ca1d84db112d17179d93af87b8dc77e8b34352ec258c3","target":"graph","created_at":"2026-05-18T02:17:02Z","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":"By exploiting the exceptional high-resolution capabilities of the near-IR camera GSAOI combined with the multi-conjugate adaptive optics system GeMS at the GEMINI South Telescope, we investigated the structural and physical properties of the heavily obscured globular cluster Liller 1 in the Galactic bulge. We have obtained the deepest and most accurate color-magnitude diagram published so far for this cluster, reaching Ks ~ 19 (below the main sequence turn-off level). We used these data to re-determine the center of gravity of the system, finding that it is located about 2.2\" south-east from t","authors_text":"B. Lanzoni, C. Moni Bidin, D. Geisler, D. Massari, E. Dalessandro, F. Mauro, F. R. Ferraro, P. Miocchi, S. Saracino, S. Villanova","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-05-04T09:38:29Z","title":"GEMINI/GeMS observations unveil the structure of the heavily obscured globular cluster Liller 1"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.00568","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:e7c70a741ec1a49ff8fd334188587f27878e6c9bbf2cdf3716aa6422a348db1b","target":"record","created_at":"2026-05-18T02:17:02Z","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":"f710cbf725f72c462c2aa5814c8351c6c4af05b8ab2651cdd428ebd35b481c42","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-05-04T09:38:29Z","title_canon_sha256":"372bc1b9e915834fb3b964a61ab08e6ba10f292c640008149e5157b82fda510c"},"schema_version":"1.0","source":{"id":"1505.00568","kind":"arxiv","version":1}},"canonical_sha256":"581bd38b23d15bcc5103e790c2638c478b40c025adf74bb0418a89fd4a658993","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"581bd38b23d15bcc5103e790c2638c478b40c025adf74bb0418a89fd4a658993","first_computed_at":"2026-05-18T02:17:02.583535Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:17:02.583535Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"y9+aOkudzIdNf35RNzNbdD5iSLWNF6eLMYNe6hbsDvqG03nDPUvqpNH5dp7cGkEVmqYyQt2FxTr6FAKPZqosCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:17:02.584205Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.00568","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e7c70a741ec1a49ff8fd334188587f27878e6c9bbf2cdf3716aa6422a348db1b","sha256:8c76054454c10219152ca1d84db112d17179d93af87b8dc77e8b34352ec258c3"],"state_sha256":"dd780c8dbbe4d46c3215c1c1578490951b5fdb8f1c5fe26ce8a4eb8b4c8757d2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8E+e16XccJdwg6NEtqSGr5Pbf94y6lS73odSS4sAzLEpqwEiI+/smGvuf4RZ+iYqAuGbDVDYwhqqfpKBUE5dDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T16:06:27.407111Z","bundle_sha256":"3f8606b43bc95da8aeb8c4d7c1f17508a7a42af0f91b9f09de9f3bb5b1bdf2c0"}}