{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ZZBYRVY5YP4RVUNIU6GG2AVU3M","short_pith_number":"pith:ZZBYRVY5","canonical_record":{"source":{"id":"1801.06372","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-19T11:48:49Z","cross_cats_sorted":[],"title_canon_sha256":"dab6d5959a2a7a2721ef886309074f1bfbffc42f5a7bed4044f053be3e423800","abstract_canon_sha256":"5d15501ad176a4a3af847e5025b78d129156a1cdd5f5c449f4c7fa4d8f5c7afb"},"schema_version":"1.0"},"canonical_sha256":"ce4388d71dc3f91ad1a8a78c6d02b4db232570c867d74046d30851269ded6494","source":{"kind":"arxiv","id":"1801.06372","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.06372","created_at":"2026-05-18T00:22:23Z"},{"alias_kind":"arxiv_version","alias_value":"1801.06372v1","created_at":"2026-05-18T00:22:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.06372","created_at":"2026-05-18T00:22:23Z"},{"alias_kind":"pith_short_12","alias_value":"ZZBYRVY5YP4R","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZZBYRVY5YP4RVUNI","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZZBYRVY5","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ZZBYRVY5YP4RVUNIU6GG2AVU3M","target":"record","payload":{"canonical_record":{"source":{"id":"1801.06372","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-19T11:48:49Z","cross_cats_sorted":[],"title_canon_sha256":"dab6d5959a2a7a2721ef886309074f1bfbffc42f5a7bed4044f053be3e423800","abstract_canon_sha256":"5d15501ad176a4a3af847e5025b78d129156a1cdd5f5c449f4c7fa4d8f5c7afb"},"schema_version":"1.0"},"canonical_sha256":"ce4388d71dc3f91ad1a8a78c6d02b4db232570c867d74046d30851269ded6494","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:22:23.036436Z","signature_b64":"mdexy7sy5ZA/ohGptAY3plZsXNRL0YaRrcTxMjcTS4ErtprLbQUP44shOb96cNWARsEhf05ddIgcbzE5r7XaBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ce4388d71dc3f91ad1a8a78c6d02b4db232570c867d74046d30851269ded6494","last_reissued_at":"2026-05-18T00:22:23.035756Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:22:23.035756Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.06372","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":"2026-05-18T00:22:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xWSDZkSidmx9y11ziKAkiyKChL2xZNjxRNJ3o8rXfegINdnv9rvWH9ep1wSUe4ay+9ip3hzo24LyfQPjV3fkCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T15:07:46.492382Z"},"content_sha256":"68a8f18e1ac3f92f8472b6913a68e2ee843775188e47dadc25dcd956d42d8793","schema_version":"1.0","event_id":"sha256:68a8f18e1ac3f92f8472b6913a68e2ee843775188e47dadc25dcd956d42d8793"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ZZBYRVY5YP4RVUNIU6GG2AVU3M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Globular Cluster NGC 6402 (M14). II. Variable Stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"2, (2) Aarhus, 3), (3) Exeter, 4), (4) MAS, (5) Gemini Obs., (6) MSU, A. W. Stephens (5), C. Contreras Pe\\~na (1, Chile, Denmark, F. Grundahl (3), H. A. Smith (6) ((1) PUC, M. Catelan (1, UK, USA, USA)","submitted_at":"2018-01-19T11:48:49Z","abstract_excerpt":"We present time-series $BVI$ photometry for the Galactic globular cluster NGC 6402 (M14). The data consists of $\\sim$137 images per filter, obtained using the 0.9m and 1.0m SMARTS telescopes at the Cerro Tololo Inter-American Observatory. The images were obtained during two observing runs in 2006-2007. The image-subtraction package ISIS, along with DAOPHOT II/ALLFRAME, were used to perform crowded-field photometry and search for variable stars. We identified 130 variables, 8 of which are new discoveries. The variable star population is comprised of 56 ab-type RR Lyrae stars, 54 c-type RR Lyrae"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.06372","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":"2026-05-18T00:22:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tj/W6l8mrt8UgU/L1zjlcZsYUC94QlIq/DDvIB58SAoKOkgJpGh21PO9YDxlEu5LEeUbOXr4HV1oIJVTTlT/Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T15:07:46.493101Z"},"content_sha256":"f9298fe0e750940972f0513b56d750a488768f497cd06fe1fce02512633140a1","schema_version":"1.0","event_id":"sha256:f9298fe0e750940972f0513b56d750a488768f497cd06fe1fce02512633140a1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZZBYRVY5YP4RVUNIU6GG2AVU3M/bundle.json","state_url":"https://pith.science/pith/ZZBYRVY5YP4RVUNIU6GG2AVU3M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZZBYRVY5YP4RVUNIU6GG2AVU3M/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":"2026-05-29T15:07:46Z","links":{"resolver":"https://pith.science/pith/ZZBYRVY5YP4RVUNIU6GG2AVU3M","bundle":"https://pith.science/pith/ZZBYRVY5YP4RVUNIU6GG2AVU3M/bundle.json","state":"https://pith.science/pith/ZZBYRVY5YP4RVUNIU6GG2AVU3M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZZBYRVY5YP4RVUNIU6GG2AVU3M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ZZBYRVY5YP4RVUNIU6GG2AVU3M","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":"5d15501ad176a4a3af847e5025b78d129156a1cdd5f5c449f4c7fa4d8f5c7afb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-19T11:48:49Z","title_canon_sha256":"dab6d5959a2a7a2721ef886309074f1bfbffc42f5a7bed4044f053be3e423800"},"schema_version":"1.0","source":{"id":"1801.06372","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.06372","created_at":"2026-05-18T00:22:23Z"},{"alias_kind":"arxiv_version","alias_value":"1801.06372v1","created_at":"2026-05-18T00:22:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.06372","created_at":"2026-05-18T00:22:23Z"},{"alias_kind":"pith_short_12","alias_value":"ZZBYRVY5YP4R","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZZBYRVY5YP4RVUNI","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZZBYRVY5","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:f9298fe0e750940972f0513b56d750a488768f497cd06fe1fce02512633140a1","target":"graph","created_at":"2026-05-18T00:22:23Z","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 time-series $BVI$ photometry for the Galactic globular cluster NGC 6402 (M14). The data consists of $\\sim$137 images per filter, obtained using the 0.9m and 1.0m SMARTS telescopes at the Cerro Tololo Inter-American Observatory. The images were obtained during two observing runs in 2006-2007. The image-subtraction package ISIS, along with DAOPHOT II/ALLFRAME, were used to perform crowded-field photometry and search for variable stars. We identified 130 variables, 8 of which are new discoveries. The variable star population is comprised of 56 ab-type RR Lyrae stars, 54 c-type RR Lyrae","authors_text":"2, (2) Aarhus, 3), (3) Exeter, 4), (4) MAS, (5) Gemini Obs., (6) MSU, A. W. Stephens (5), C. Contreras Pe\\~na (1, Chile, Denmark, F. Grundahl (3), H. A. Smith (6) ((1) PUC, M. Catelan (1, UK, USA, USA)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-19T11:48:49Z","title":"The Globular Cluster NGC 6402 (M14). II. Variable Stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.06372","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":"sha256:68a8f18e1ac3f92f8472b6913a68e2ee843775188e47dadc25dcd956d42d8793","target":"record","created_at":"2026-05-18T00:22:23Z","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":"5d15501ad176a4a3af847e5025b78d129156a1cdd5f5c449f4c7fa4d8f5c7afb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-19T11:48:49Z","title_canon_sha256":"dab6d5959a2a7a2721ef886309074f1bfbffc42f5a7bed4044f053be3e423800"},"schema_version":"1.0","source":{"id":"1801.06372","kind":"arxiv","version":1}},"canonical_sha256":"ce4388d71dc3f91ad1a8a78c6d02b4db232570c867d74046d30851269ded6494","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ce4388d71dc3f91ad1a8a78c6d02b4db232570c867d74046d30851269ded6494","first_computed_at":"2026-05-18T00:22:23.035756Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:22:23.035756Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mdexy7sy5ZA/ohGptAY3plZsXNRL0YaRrcTxMjcTS4ErtprLbQUP44shOb96cNWARsEhf05ddIgcbzE5r7XaBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:22:23.036436Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.06372","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:68a8f18e1ac3f92f8472b6913a68e2ee843775188e47dadc25dcd956d42d8793","sha256:f9298fe0e750940972f0513b56d750a488768f497cd06fe1fce02512633140a1"],"state_sha256":"51a0664d711a1bfc2f0da8576ca1dbd16185cce72ad4a681d08133bb01d6061f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bXLSO22ntrYaPU3dSZUQtBtwZ8wU8Aq4OxiOoRW56k/4uHY+FyCoySIP++1Ad/kzjxJzL8IXEO3LHPIlR16xAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T15:07:46.497783Z","bundle_sha256":"c84bf9d467d80e54e8533f7e409a933771c3f1ee76c6c95343447bced9753a36"}}