{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:PR6ZORWTYQAW3YTFOZOHG6IHQ4","short_pith_number":"pith:PR6ZORWT","canonical_record":{"source":{"id":"1406.1776","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-06T19:17:05Z","cross_cats_sorted":[],"title_canon_sha256":"f7ffae4a65d04a52701e3e23072efee0f5107d7ba66dff4c6da1f603cdc77ea2","abstract_canon_sha256":"2ca8d1382e01e434eb2695a3066876184a137de28543eb79eff0e9e160b7fb65"},"schema_version":"1.0"},"canonical_sha256":"7c7d9746d3c4016de265765c737907872aa523bec6cd765d90289056ba4de0be","source":{"kind":"arxiv","id":"1406.1776","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.1776","created_at":"2026-05-18T01:43:01Z"},{"alias_kind":"arxiv_version","alias_value":"1406.1776v1","created_at":"2026-05-18T01:43:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.1776","created_at":"2026-05-18T01:43:01Z"},{"alias_kind":"pith_short_12","alias_value":"PR6ZORWTYQAW","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_16","alias_value":"PR6ZORWTYQAW3YTF","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_8","alias_value":"PR6ZORWT","created_at":"2026-05-18T12:28:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:PR6ZORWTYQAW3YTFOZOHG6IHQ4","target":"record","payload":{"canonical_record":{"source":{"id":"1406.1776","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-06T19:17:05Z","cross_cats_sorted":[],"title_canon_sha256":"f7ffae4a65d04a52701e3e23072efee0f5107d7ba66dff4c6da1f603cdc77ea2","abstract_canon_sha256":"2ca8d1382e01e434eb2695a3066876184a137de28543eb79eff0e9e160b7fb65"},"schema_version":"1.0"},"canonical_sha256":"7c7d9746d3c4016de265765c737907872aa523bec6cd765d90289056ba4de0be","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:01.499152Z","signature_b64":"nuRG22YtAZGXdEy2Z/wbJcZ47pzqcS92CnUNLXbRRVPbPRiqt0uIu/GlQgV3tCpbpowGAn1JLozuOH8X6piHDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7c7d9746d3c4016de265765c737907872aa523bec6cd765d90289056ba4de0be","last_reissued_at":"2026-05-18T01:43:01.498657Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:01.498657Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.1776","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":"2026-05-18T01:43:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pa27UHlbthBoYKNXEhTlrCEFoAkog8LgN12e3DufxJNUL72H9efPXjn7pzdKtS90ptpFbbavsSk+Trj2vJkeAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T22:02:54.287023Z"},"content_sha256":"f37bdfe1fe4feee06cf14644b8c73b60cf2f4f06b63a1e22f0c71ebcf0ec49fa","schema_version":"1.0","event_id":"sha256:f37bdfe1fe4feee06cf14644b8c73b60cf2f4f06b63a1e22f0c71ebcf0ec49fa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:PR6ZORWTYQAW3YTFOZOHG6IHQ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ultra-Compact Dwarfs around NGC 3268","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"2), 2) ((1) Grupo de Investigaci\\'on CGGE, (2) Consejo Nacional de Investigaciones Cient\\'ificas y T\\'ecnicas, (3) Departamento de Astronom\\'ia, Anal\\'ia V. Smith Castelli (1, Argentina, Chile), Ciudad Aut\\'onoma de Buenos Aires, Concepci\\'on, Facultad de Ciencias Astron\\'omicas y Geof\\'isicas, Instituto de Astrof\\'isica de La Plata, Juan Pablo Calder\\'on (1, Juan Pablo Caso (1, La Plata, Lilia P. Bassino (1, Tom Richtler (3), Universidad de Concepci\\'on, Universidad Nacional de La Plata","submitted_at":"2014-06-06T19:17:05Z","abstract_excerpt":"We present radial velocities (from Gemini/GMOS) of the second sample of ultra-compact dwarfs (UCDs) and bright globular clusters (GCs) in the Antlia cluster. Twenty-three objects are located around the giant elliptical NGC 3268, and one is close to the fainter lenticular NGC 3273. Together with previously found UCDs around NGC 3258 a total of 35 UCDs and bright GCs has been now identified in the Antlia cluster. Their colours and magnitudes are compared with those of the nuclei of dE,N galaxies already confirmed as Antlia members. For a subsample that lie on ACS images and are brighter than M_V"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.1776","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":"2026-05-18T01:43:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W2FOmcFpH1N17vvljMpH6zg92gjb7H5eRgvPA3q0u3VC+y1MbZAcwvS2poXOaWSLGk5RIS+VrDH3+7zObiKsDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T22:02:54.287506Z"},"content_sha256":"2e3a4733c5c90c8c93c25cf8b7e07c8c6deaa7276bf21fc02f7e60c772a62c6d","schema_version":"1.0","event_id":"sha256:2e3a4733c5c90c8c93c25cf8b7e07c8c6deaa7276bf21fc02f7e60c772a62c6d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PR6ZORWTYQAW3YTFOZOHG6IHQ4/bundle.json","state_url":"https://pith.science/pith/PR6ZORWTYQAW3YTFOZOHG6IHQ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PR6ZORWTYQAW3YTFOZOHG6IHQ4/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":"2026-05-24T22:02:54Z","links":{"resolver":"https://pith.science/pith/PR6ZORWTYQAW3YTFOZOHG6IHQ4","bundle":"https://pith.science/pith/PR6ZORWTYQAW3YTFOZOHG6IHQ4/bundle.json","state":"https://pith.science/pith/PR6ZORWTYQAW3YTFOZOHG6IHQ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PR6ZORWTYQAW3YTFOZOHG6IHQ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:PR6ZORWTYQAW3YTFOZOHG6IHQ4","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":"2ca8d1382e01e434eb2695a3066876184a137de28543eb79eff0e9e160b7fb65","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-06T19:17:05Z","title_canon_sha256":"f7ffae4a65d04a52701e3e23072efee0f5107d7ba66dff4c6da1f603cdc77ea2"},"schema_version":"1.0","source":{"id":"1406.1776","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.1776","created_at":"2026-05-18T01:43:01Z"},{"alias_kind":"arxiv_version","alias_value":"1406.1776v1","created_at":"2026-05-18T01:43:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.1776","created_at":"2026-05-18T01:43:01Z"},{"alias_kind":"pith_short_12","alias_value":"PR6ZORWTYQAW","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_16","alias_value":"PR6ZORWTYQAW3YTF","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_8","alias_value":"PR6ZORWT","created_at":"2026-05-18T12:28:43Z"}],"graph_snapshots":[{"event_id":"sha256:2e3a4733c5c90c8c93c25cf8b7e07c8c6deaa7276bf21fc02f7e60c772a62c6d","target":"graph","created_at":"2026-05-18T01:43:01Z","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 radial velocities (from Gemini/GMOS) of the second sample of ultra-compact dwarfs (UCDs) and bright globular clusters (GCs) in the Antlia cluster. Twenty-three objects are located around the giant elliptical NGC 3268, and one is close to the fainter lenticular NGC 3273. Together with previously found UCDs around NGC 3258 a total of 35 UCDs and bright GCs has been now identified in the Antlia cluster. Their colours and magnitudes are compared with those of the nuclei of dE,N galaxies already confirmed as Antlia members. For a subsample that lie on ACS images and are brighter than M_V","authors_text":"2), 2) ((1) Grupo de Investigaci\\'on CGGE, (2) Consejo Nacional de Investigaciones Cient\\'ificas y T\\'ecnicas, (3) Departamento de Astronom\\'ia, Anal\\'ia V. Smith Castelli (1, Argentina, Chile), Ciudad Aut\\'onoma de Buenos Aires, Concepci\\'on, Facultad de Ciencias Astron\\'omicas y Geof\\'isicas, Instituto de Astrof\\'isica de La Plata, Juan Pablo Calder\\'on (1, Juan Pablo Caso (1, La Plata, Lilia P. Bassino (1, Tom Richtler (3), Universidad de Concepci\\'on, Universidad Nacional de La Plata","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-06T19:17:05Z","title":"Ultra-Compact Dwarfs around NGC 3268"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.1776","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:f37bdfe1fe4feee06cf14644b8c73b60cf2f4f06b63a1e22f0c71ebcf0ec49fa","target":"record","created_at":"2026-05-18T01:43:01Z","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":"2ca8d1382e01e434eb2695a3066876184a137de28543eb79eff0e9e160b7fb65","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-06T19:17:05Z","title_canon_sha256":"f7ffae4a65d04a52701e3e23072efee0f5107d7ba66dff4c6da1f603cdc77ea2"},"schema_version":"1.0","source":{"id":"1406.1776","kind":"arxiv","version":1}},"canonical_sha256":"7c7d9746d3c4016de265765c737907872aa523bec6cd765d90289056ba4de0be","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7c7d9746d3c4016de265765c737907872aa523bec6cd765d90289056ba4de0be","first_computed_at":"2026-05-18T01:43:01.498657Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:01.498657Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nuRG22YtAZGXdEy2Z/wbJcZ47pzqcS92CnUNLXbRRVPbPRiqt0uIu/GlQgV3tCpbpowGAn1JLozuOH8X6piHDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:01.499152Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.1776","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f37bdfe1fe4feee06cf14644b8c73b60cf2f4f06b63a1e22f0c71ebcf0ec49fa","sha256:2e3a4733c5c90c8c93c25cf8b7e07c8c6deaa7276bf21fc02f7e60c772a62c6d"],"state_sha256":"60715dbbcf85c43512924faea3fbcd91a4c0bb68d6e5f2457e8f351a73a3db6a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xq9/E5ykkOnHEqzkFHCTOZOkg26iARFgj8LCaAy9kKg/3/FhhMjXv3Jqr3qiGRSul0KO+fvyfmwAW/HhacTfDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T22:02:54.290556Z","bundle_sha256":"df8918c34a1ef2f6aff9fa4142a5c80bc55eb0db66aeb008d90c1d483186f293"}}