{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:CULR5M3VZ53HG5OHVCEUCOLKO2","short_pith_number":"pith:CULR5M3V","canonical_record":{"source":{"id":"1609.06721","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-21T20:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"baf6c808d5d81c2ed68ed92a76a455b4afcaba3bbb3d232848b7a7035103d111","abstract_canon_sha256":"5989137266190a69edc5651a755a46ff8b8bab2c609c82feed97a44c694f26b5"},"schema_version":"1.0"},"canonical_sha256":"15171eb375cf767375c7a88941396a7695d05770c070a312cedfa9ba84a38e2c","source":{"kind":"arxiv","id":"1609.06721","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.06721","created_at":"2026-05-18T00:55:41Z"},{"alias_kind":"arxiv_version","alias_value":"1609.06721v1","created_at":"2026-05-18T00:55:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.06721","created_at":"2026-05-18T00:55:41Z"},{"alias_kind":"pith_short_12","alias_value":"CULR5M3VZ53H","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CULR5M3VZ53HG5OH","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CULR5M3V","created_at":"2026-05-18T12:30:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:CULR5M3VZ53HG5OHVCEUCOLKO2","target":"record","payload":{"canonical_record":{"source":{"id":"1609.06721","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-21T20:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"baf6c808d5d81c2ed68ed92a76a455b4afcaba3bbb3d232848b7a7035103d111","abstract_canon_sha256":"5989137266190a69edc5651a755a46ff8b8bab2c609c82feed97a44c694f26b5"},"schema_version":"1.0"},"canonical_sha256":"15171eb375cf767375c7a88941396a7695d05770c070a312cedfa9ba84a38e2c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:55:41.329632Z","signature_b64":"gg2qJEtrgy3h6Jmgw0OqqugDHA0MTKxHvUr25i4LHQ43yOSVv49D7QfGMeCc/a3p+OLPlLetWsjjaheXYsI1Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"15171eb375cf767375c7a88941396a7695d05770c070a312cedfa9ba84a38e2c","last_reissued_at":"2026-05-18T00:55:41.329198Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:55:41.329198Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1609.06721","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":"2026-05-18T00:55:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X8XAGEW7f6wUrp8LR1KKcRE20RAvll7A1295ay7QT4fhEI7VUj1dHb0tcoy46+FXjqSzL+N4WJfe/O7v3FbBAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T16:15:39.669049Z"},"content_sha256":"5c6fea4e5f67c3e4c01a09e7c986e2bfcd2629cdb0ed66bf8a368eba72225175","schema_version":"1.0","event_id":"sha256:5c6fea4e5f67c3e4c01a09e7c986e2bfcd2629cdb0ed66bf8a368eba72225175"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:CULR5M3VZ53HG5OHVCEUCOLKO2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mid-Infrared Colors of Dwarf Galaxies: Young Starbursts Mimicking Active Galactic Nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Amy E. Reines, Daniel Stern, Jenny E. Greene, Kevin N. Hainline","submitted_at":"2016-09-21T20:00:01Z","abstract_excerpt":"Searching for active galactic nuclei (AGN) in dwarf galaxies is important for our understanding of the seed black holes that formed in the early Universe. Here, we test infrared selection methods for AGN activity at low galaxy masses. Our parent sample consists of ~18,000 nearby dwarf galaxies (M*< 3 x 10^9 Msun, $z<0.055$) in the Sloan Digital Sky Survey with significant detections in the first three bands of the AllWISE data release from the Wide-field Infrared Survey Explorer (WISE). First, we demonstrate that the majority of optically-selected AGNs in dwarf galaxies are not selected as AGN"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.06721","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":"2026-05-18T00:55:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EpuiZi4v4D2ix8Q06YBON6K4Y1eeFMf4c0ReSsjCZqs820l0Eppzareye61B/Li22HhRQZSI5CgU6VnlBe2jBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T16:15:39.669412Z"},"content_sha256":"df52726ebfe45e1d4d852def1d46481e574b1a94631f1e733eeea6a78ee1a3db","schema_version":"1.0","event_id":"sha256:df52726ebfe45e1d4d852def1d46481e574b1a94631f1e733eeea6a78ee1a3db"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CULR5M3VZ53HG5OHVCEUCOLKO2/bundle.json","state_url":"https://pith.science/pith/CULR5M3VZ53HG5OHVCEUCOLKO2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CULR5M3VZ53HG5OHVCEUCOLKO2/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":"2026-06-03T16:15:39Z","links":{"resolver":"https://pith.science/pith/CULR5M3VZ53HG5OHVCEUCOLKO2","bundle":"https://pith.science/pith/CULR5M3VZ53HG5OHVCEUCOLKO2/bundle.json","state":"https://pith.science/pith/CULR5M3VZ53HG5OHVCEUCOLKO2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CULR5M3VZ53HG5OHVCEUCOLKO2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:CULR5M3VZ53HG5OHVCEUCOLKO2","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":"5989137266190a69edc5651a755a46ff8b8bab2c609c82feed97a44c694f26b5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-21T20:00:01Z","title_canon_sha256":"baf6c808d5d81c2ed68ed92a76a455b4afcaba3bbb3d232848b7a7035103d111"},"schema_version":"1.0","source":{"id":"1609.06721","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.06721","created_at":"2026-05-18T00:55:41Z"},{"alias_kind":"arxiv_version","alias_value":"1609.06721v1","created_at":"2026-05-18T00:55:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.06721","created_at":"2026-05-18T00:55:41Z"},{"alias_kind":"pith_short_12","alias_value":"CULR5M3VZ53H","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CULR5M3VZ53HG5OH","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CULR5M3V","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:df52726ebfe45e1d4d852def1d46481e574b1a94631f1e733eeea6a78ee1a3db","target":"graph","created_at":"2026-05-18T00:55:41Z","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":"Searching for active galactic nuclei (AGN) in dwarf galaxies is important for our understanding of the seed black holes that formed in the early Universe. Here, we test infrared selection methods for AGN activity at low galaxy masses. Our parent sample consists of ~18,000 nearby dwarf galaxies (M*< 3 x 10^9 Msun, $z<0.055$) in the Sloan Digital Sky Survey with significant detections in the first three bands of the AllWISE data release from the Wide-field Infrared Survey Explorer (WISE). First, we demonstrate that the majority of optically-selected AGNs in dwarf galaxies are not selected as AGN","authors_text":"Amy E. Reines, Daniel Stern, Jenny E. Greene, Kevin N. Hainline","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-21T20:00:01Z","title":"Mid-Infrared Colors of Dwarf Galaxies: Young Starbursts Mimicking Active Galactic Nuclei"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.06721","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":"sha256:5c6fea4e5f67c3e4c01a09e7c986e2bfcd2629cdb0ed66bf8a368eba72225175","target":"record","created_at":"2026-05-18T00:55:41Z","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":"5989137266190a69edc5651a755a46ff8b8bab2c609c82feed97a44c694f26b5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-21T20:00:01Z","title_canon_sha256":"baf6c808d5d81c2ed68ed92a76a455b4afcaba3bbb3d232848b7a7035103d111"},"schema_version":"1.0","source":{"id":"1609.06721","kind":"arxiv","version":1}},"canonical_sha256":"15171eb375cf767375c7a88941396a7695d05770c070a312cedfa9ba84a38e2c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"15171eb375cf767375c7a88941396a7695d05770c070a312cedfa9ba84a38e2c","first_computed_at":"2026-05-18T00:55:41.329198Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:55:41.329198Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gg2qJEtrgy3h6Jmgw0OqqugDHA0MTKxHvUr25i4LHQ43yOSVv49D7QfGMeCc/a3p+OLPlLetWsjjaheXYsI1Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:55:41.329632Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.06721","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c6fea4e5f67c3e4c01a09e7c986e2bfcd2629cdb0ed66bf8a368eba72225175","sha256:df52726ebfe45e1d4d852def1d46481e574b1a94631f1e733eeea6a78ee1a3db"],"state_sha256":"aa4a9f839deca91ace3de079fab0e6bf5b02885f7facc59861da0aa9fc6acf5b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"daFvA4jMdR1nKCzeuhkFFxE+AA2ILMcNFIB+suIuzE245BIImlrSkEWbxN1t8SJhsaODCvmLZeEGbNBxZiJzDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T16:15:39.671441Z","bundle_sha256":"b2bbc3537a1e8feed47c9e3614ae237c3fa8b1dc87b1b701e392b18a5c552605"}}