{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:W3KSYWKA2JOE2TGEROXKW5CL23","short_pith_number":"pith:W3KSYWKA","canonical_record":{"source":{"id":"1508.02730","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-11T20:23:47Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"d92a5526d15e68e0afb33cf1292f6df4833087ae088fa4e395b65cf0450e9695","abstract_canon_sha256":"f71c4f45ea6b35f5f1fd1a3b0de43997f3c4dbfc23ee6066813a8f4b52dbfb76"},"schema_version":"1.0"},"canonical_sha256":"b6d52c5940d25c4d4cc48baeab744bd6d87e68ab2a37b360250fb028cb9a91a6","source":{"kind":"arxiv","id":"1508.02730","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.02730","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"arxiv_version","alias_value":"1508.02730v1","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.02730","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"pith_short_12","alias_value":"W3KSYWKA2JOE","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"W3KSYWKA2JOE2TGE","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"W3KSYWKA","created_at":"2026-05-18T12:29:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:W3KSYWKA2JOE2TGEROXKW5CL23","target":"record","payload":{"canonical_record":{"source":{"id":"1508.02730","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-11T20:23:47Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"d92a5526d15e68e0afb33cf1292f6df4833087ae088fa4e395b65cf0450e9695","abstract_canon_sha256":"f71c4f45ea6b35f5f1fd1a3b0de43997f3c4dbfc23ee6066813a8f4b52dbfb76"},"schema_version":"1.0"},"canonical_sha256":"b6d52c5940d25c4d4cc48baeab744bd6d87e68ab2a37b360250fb028cb9a91a6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:32:27.091526Z","signature_b64":"oU0SDrU9kynOeB2cHoxF1ekPLHHNRDi66nZv8zTsaq2AJ7nHVDmOyZ9xSJoX57QLNIEZQHocu5Ald+dZO/BlDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b6d52c5940d25c4d4cc48baeab744bd6d87e68ab2a37b360250fb028cb9a91a6","last_reissued_at":"2026-05-18T01:32:27.090876Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:32:27.090876Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.02730","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":"2026-05-18T01:32:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4pG4TXie4Bbev47+FCaBfOQmjvKTbXP9g7HKJ+djWLCkEMXeKI1X0T2VyHMsbUgWaNNnDx3uQ3TSipmDGYCBBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T13:29:08.437212Z"},"content_sha256":"933adad7d7b1c6721da77805e73e4c8667d5c707c16b091a05e01176a2898954","schema_version":"1.0","event_id":"sha256:933adad7d7b1c6721da77805e73e4c8667d5c707c16b091a05e01176a2898954"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:W3KSYWKA2JOE2TGEROXKW5CL23","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Searching for Optical Counterparts to Ultra-compact High Velocity Clouds: Possible Detection of a Counterpart to AGC 198606","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"(2) ASTRON, (3) Cornell University, (4) Macalester College, (5) Universidad de Chile), Elizabeth A. K. Adams (2), John J. Salzer (1), John M. Cannon (4), Katherine L. Rhode (1), Martha P. Haynes (3), Ricardo R. Mu\\~noz (5) ((1) Indiana University, Riccardo Giovanelli (3), Steven Janowiecki (1), William Janesh (1)","submitted_at":"2015-08-11T20:23:47Z","abstract_excerpt":"We report on initial results from a campaign to obtain optical imaging of a sample of Ultra Compact High Velocity Clouds (UCHVCs) discovered by the ALFALFA neutral hydrogen (HI) survey. UCHVCs are sources with velocities and sizes consistent with their being low-mass dwarf galaxies in the Local Volume, but without optical counterparts in existing catalogs. We are using the WIYN 3.5-m telescope and pODI camera to image these objects and search for an associated stellar population. In this paper, we present our observational strategy and method for searching for resolved stellar counterparts to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.02730","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":"2026-05-18T01:32:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fuO6frKrZPW13ZFtj17aOSEfjtvLcFfUsaQIow+3Zj+OLaGz65gJGaUhnVN+0l55q/qIlkqgJESbW6r4Y62sBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T13:29:08.437612Z"},"content_sha256":"0939b953abf0515879361e7346f497c1f0c9fe3f1bbf19c24deedb3d9c9c3e2c","schema_version":"1.0","event_id":"sha256:0939b953abf0515879361e7346f497c1f0c9fe3f1bbf19c24deedb3d9c9c3e2c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W3KSYWKA2JOE2TGEROXKW5CL23/bundle.json","state_url":"https://pith.science/pith/W3KSYWKA2JOE2TGEROXKW5CL23/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W3KSYWKA2JOE2TGEROXKW5CL23/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":"2026-05-19T13:29:08Z","links":{"resolver":"https://pith.science/pith/W3KSYWKA2JOE2TGEROXKW5CL23","bundle":"https://pith.science/pith/W3KSYWKA2JOE2TGEROXKW5CL23/bundle.json","state":"https://pith.science/pith/W3KSYWKA2JOE2TGEROXKW5CL23/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W3KSYWKA2JOE2TGEROXKW5CL23/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:W3KSYWKA2JOE2TGEROXKW5CL23","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":"f71c4f45ea6b35f5f1fd1a3b0de43997f3c4dbfc23ee6066813a8f4b52dbfb76","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-11T20:23:47Z","title_canon_sha256":"d92a5526d15e68e0afb33cf1292f6df4833087ae088fa4e395b65cf0450e9695"},"schema_version":"1.0","source":{"id":"1508.02730","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.02730","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"arxiv_version","alias_value":"1508.02730v1","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.02730","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"pith_short_12","alias_value":"W3KSYWKA2JOE","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"W3KSYWKA2JOE2TGE","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"W3KSYWKA","created_at":"2026-05-18T12:29:47Z"}],"graph_snapshots":[{"event_id":"sha256:0939b953abf0515879361e7346f497c1f0c9fe3f1bbf19c24deedb3d9c9c3e2c","target":"graph","created_at":"2026-05-18T01:32:27Z","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 report on initial results from a campaign to obtain optical imaging of a sample of Ultra Compact High Velocity Clouds (UCHVCs) discovered by the ALFALFA neutral hydrogen (HI) survey. UCHVCs are sources with velocities and sizes consistent with their being low-mass dwarf galaxies in the Local Volume, but without optical counterparts in existing catalogs. We are using the WIYN 3.5-m telescope and pODI camera to image these objects and search for an associated stellar population. In this paper, we present our observational strategy and method for searching for resolved stellar counterparts to ","authors_text":"(2) ASTRON, (3) Cornell University, (4) Macalester College, (5) Universidad de Chile), Elizabeth A. K. Adams (2), John J. Salzer (1), John M. Cannon (4), Katherine L. Rhode (1), Martha P. Haynes (3), Ricardo R. Mu\\~noz (5) ((1) Indiana University, Riccardo Giovanelli (3), Steven Janowiecki (1), William Janesh (1)","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-11T20:23:47Z","title":"Searching for Optical Counterparts to Ultra-compact High Velocity Clouds: Possible Detection of a Counterpart to AGC 198606"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.02730","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":"sha256:933adad7d7b1c6721da77805e73e4c8667d5c707c16b091a05e01176a2898954","target":"record","created_at":"2026-05-18T01:32:27Z","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":"f71c4f45ea6b35f5f1fd1a3b0de43997f3c4dbfc23ee6066813a8f4b52dbfb76","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-11T20:23:47Z","title_canon_sha256":"d92a5526d15e68e0afb33cf1292f6df4833087ae088fa4e395b65cf0450e9695"},"schema_version":"1.0","source":{"id":"1508.02730","kind":"arxiv","version":1}},"canonical_sha256":"b6d52c5940d25c4d4cc48baeab744bd6d87e68ab2a37b360250fb028cb9a91a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b6d52c5940d25c4d4cc48baeab744bd6d87e68ab2a37b360250fb028cb9a91a6","first_computed_at":"2026-05-18T01:32:27.090876Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:32:27.090876Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oU0SDrU9kynOeB2cHoxF1ekPLHHNRDi66nZv8zTsaq2AJ7nHVDmOyZ9xSJoX57QLNIEZQHocu5Ald+dZO/BlDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:32:27.091526Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.02730","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:933adad7d7b1c6721da77805e73e4c8667d5c707c16b091a05e01176a2898954","sha256:0939b953abf0515879361e7346f497c1f0c9fe3f1bbf19c24deedb3d9c9c3e2c"],"state_sha256":"4252bdddc007bcd9575213c373d7908e8128f7751fddeb0b360fb2aa948cf130"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ytSJ5WSpnIolkgBNUbZXKvmZmen0oMW580OH4RavfpryF+LtNJM8xll3ZTiZsSyJecLAQMrl/Q6paZffOFfNDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T13:29:08.439528Z","bundle_sha256":"95861da71588831d8fd2b7a583f7ec38febdd8b15d1cf81cabd78d95d05de050"}}