{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:H6D36PRHXYSXHHKXV5GX25PMLP","short_pith_number":"pith:H6D36PRH","canonical_record":{"source":{"id":"1504.05594","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-21T20:01:50Z","cross_cats_sorted":[],"title_canon_sha256":"4db182d7d2078c37e1a21f24140892601e7e040b3a567bdcadbccf3bca102b0a","abstract_canon_sha256":"858c2ee0ea60aa1b3d9f77dc66db48a5375c544dc5e92566bdae13155a57acf8"},"schema_version":"1.0"},"canonical_sha256":"3f87bf3e27be25739d57af4d7d75ec5be81176a0a36d2ad403b71f007696e567","source":{"kind":"arxiv","id":"1504.05594","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.05594","created_at":"2026-05-18T00:31:36Z"},{"alias_kind":"arxiv_version","alias_value":"1504.05594v1","created_at":"2026-05-18T00:31:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.05594","created_at":"2026-05-18T00:31:36Z"},{"alias_kind":"pith_short_12","alias_value":"H6D36PRHXYSX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"H6D36PRHXYSXHHKX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"H6D36PRH","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:H6D36PRHXYSXHHKXV5GX25PMLP","target":"record","payload":{"canonical_record":{"source":{"id":"1504.05594","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-21T20:01:50Z","cross_cats_sorted":[],"title_canon_sha256":"4db182d7d2078c37e1a21f24140892601e7e040b3a567bdcadbccf3bca102b0a","abstract_canon_sha256":"858c2ee0ea60aa1b3d9f77dc66db48a5375c544dc5e92566bdae13155a57acf8"},"schema_version":"1.0"},"canonical_sha256":"3f87bf3e27be25739d57af4d7d75ec5be81176a0a36d2ad403b71f007696e567","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:31:36.565658Z","signature_b64":"QdFNmkoFqU9SFMZiuEcqme6cRrbHM6lePUgsjMhSM/DAYlemTrCpxyFmCsEXqkgSZWny+L9fAABilz0dYId+AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3f87bf3e27be25739d57af4d7d75ec5be81176a0a36d2ad403b71f007696e567","last_reissued_at":"2026-05-18T00:31:36.565237Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:31:36.565237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.05594","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":"2026-05-18T00:31:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AC0SQwQxUP+30KAqOGg2UzDSxrqOHaB21Z9sb5LdDVhnrEWXHTjBOzQKEHdPOLEXZycTR5YIQ/KiMc88HnzsDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:44:45.088177Z"},"content_sha256":"3a1f4c266596184f116c0477fc250a0b8b37b3da2f7d462bfbfb39c03466e10a","schema_version":"1.0","event_id":"sha256:3a1f4c266596184f116c0477fc250a0b8b37b3da2f7d462bfbfb39c03466e10a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:H6D36PRHXYSXHHKXV5GX25PMLP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Circumgalactic Medium of the Milky Way is Half Hidden","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"J. E. G. Peek, M. E. Putman, M. R. Joung, Y. Zheng","submitted_at":"2015-04-21T20:01:50Z","abstract_excerpt":"We assess the fraction of the Milky Way's circumgalactic medium (CGM) eluding detection due to its velocity being similar to gas in the disk. This is achieved using synthetic observations of the CGM in a simulated MW-mass galaxy that shows similar CGM kinematics to the MW and external L$\\sim$L$_*$ galaxies. As viewed by a mock observer at a location similar to the Sun, only 50$\\%$ (by mass) of the gas moves at high velocity ($|v_{\\rm LSR}|\\geq$100 km s$^{-1}$ or $|v_{\\rm DEV}|\\geq$50 km s$^{-1}$) in the simulated CGM and would be observable. The low velocity gas is thermodynamically similar to"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.05594","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":"2026-05-18T00:31:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"30ojfysAwSs+YpXlXTQC+8NJEu88ge5J1mMmPcTzxDDaJ8bOLKusAKEdjvUqL3qkId3mH9qGnF6RLLxlgUsVDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:44:45.088553Z"},"content_sha256":"7b7448506c1e6a6515b1464af9e3effa8437b6053be553fb931b995f8525bec2","schema_version":"1.0","event_id":"sha256:7b7448506c1e6a6515b1464af9e3effa8437b6053be553fb931b995f8525bec2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H6D36PRHXYSXHHKXV5GX25PMLP/bundle.json","state_url":"https://pith.science/pith/H6D36PRHXYSXHHKXV5GX25PMLP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H6D36PRHXYSXHHKXV5GX25PMLP/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":"2026-06-04T02:44:45Z","links":{"resolver":"https://pith.science/pith/H6D36PRHXYSXHHKXV5GX25PMLP","bundle":"https://pith.science/pith/H6D36PRHXYSXHHKXV5GX25PMLP/bundle.json","state":"https://pith.science/pith/H6D36PRHXYSXHHKXV5GX25PMLP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H6D36PRHXYSXHHKXV5GX25PMLP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:H6D36PRHXYSXHHKXV5GX25PMLP","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":"858c2ee0ea60aa1b3d9f77dc66db48a5375c544dc5e92566bdae13155a57acf8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-21T20:01:50Z","title_canon_sha256":"4db182d7d2078c37e1a21f24140892601e7e040b3a567bdcadbccf3bca102b0a"},"schema_version":"1.0","source":{"id":"1504.05594","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.05594","created_at":"2026-05-18T00:31:36Z"},{"alias_kind":"arxiv_version","alias_value":"1504.05594v1","created_at":"2026-05-18T00:31:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.05594","created_at":"2026-05-18T00:31:36Z"},{"alias_kind":"pith_short_12","alias_value":"H6D36PRHXYSX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"H6D36PRHXYSXHHKX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"H6D36PRH","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:7b7448506c1e6a6515b1464af9e3effa8437b6053be553fb931b995f8525bec2","target":"graph","created_at":"2026-05-18T00:31:36Z","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 assess the fraction of the Milky Way's circumgalactic medium (CGM) eluding detection due to its velocity being similar to gas in the disk. This is achieved using synthetic observations of the CGM in a simulated MW-mass galaxy that shows similar CGM kinematics to the MW and external L$\\sim$L$_*$ galaxies. As viewed by a mock observer at a location similar to the Sun, only 50$\\%$ (by mass) of the gas moves at high velocity ($|v_{\\rm LSR}|\\geq$100 km s$^{-1}$ or $|v_{\\rm DEV}|\\geq$50 km s$^{-1}$) in the simulated CGM and would be observable. The low velocity gas is thermodynamically similar to","authors_text":"J. E. G. Peek, M. E. Putman, M. R. Joung, Y. Zheng","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-21T20:01:50Z","title":"The Circumgalactic Medium of the Milky Way is Half Hidden"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.05594","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":"sha256:3a1f4c266596184f116c0477fc250a0b8b37b3da2f7d462bfbfb39c03466e10a","target":"record","created_at":"2026-05-18T00:31:36Z","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":"858c2ee0ea60aa1b3d9f77dc66db48a5375c544dc5e92566bdae13155a57acf8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-21T20:01:50Z","title_canon_sha256":"4db182d7d2078c37e1a21f24140892601e7e040b3a567bdcadbccf3bca102b0a"},"schema_version":"1.0","source":{"id":"1504.05594","kind":"arxiv","version":1}},"canonical_sha256":"3f87bf3e27be25739d57af4d7d75ec5be81176a0a36d2ad403b71f007696e567","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3f87bf3e27be25739d57af4d7d75ec5be81176a0a36d2ad403b71f007696e567","first_computed_at":"2026-05-18T00:31:36.565237Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:31:36.565237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QdFNmkoFqU9SFMZiuEcqme6cRrbHM6lePUgsjMhSM/DAYlemTrCpxyFmCsEXqkgSZWny+L9fAABilz0dYId+AA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:31:36.565658Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.05594","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3a1f4c266596184f116c0477fc250a0b8b37b3da2f7d462bfbfb39c03466e10a","sha256:7b7448506c1e6a6515b1464af9e3effa8437b6053be553fb931b995f8525bec2"],"state_sha256":"a1f7e8da734fcbae5e4fedbaa9af5b349322aa83eda2671a64f905761b09631d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f7GBbe5sBoVV2PxrMMW7WO5ljqeorABsYlOAXgKGavTmu2RGiqzHpTc79PZx+oOQgGAhu64JxC3z1xj35uqUCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T02:44:45.090949Z","bundle_sha256":"64bd92f9a9c1c38dfd3f671cc7b7eafd7bf7d9f1f4fe9efdcce89b1d812c04f8"}}