{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:24PBQUBZHXJ6AJVYCQR36R6QCU","short_pith_number":"pith:24PBQUBZ","canonical_record":{"source":{"id":"1205.5037","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-22T20:02:29Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"1a961dae19fe169c7e967e302f349d6cbf2ae0f9ea2609603900055524944651","abstract_canon_sha256":"054306ac8e58abd3c503ea90325a18e113255a0728dff30910ee81c78257fb12"},"schema_version":"1.0"},"canonical_sha256":"d71e1850393dd3e026b81423bf47d0153ff132de398945a862048e923e88b65f","source":{"kind":"arxiv","id":"1205.5037","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.5037","created_at":"2026-05-18T01:57:24Z"},{"alias_kind":"arxiv_version","alias_value":"1205.5037v4","created_at":"2026-05-18T01:57:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.5037","created_at":"2026-05-18T01:57:24Z"},{"alias_kind":"pith_short_12","alias_value":"24PBQUBZHXJ6","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"24PBQUBZHXJ6AJVY","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"24PBQUBZ","created_at":"2026-05-18T12:26:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:24PBQUBZHXJ6AJVYCQR36R6QCU","target":"record","payload":{"canonical_record":{"source":{"id":"1205.5037","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-22T20:02:29Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"1a961dae19fe169c7e967e302f349d6cbf2ae0f9ea2609603900055524944651","abstract_canon_sha256":"054306ac8e58abd3c503ea90325a18e113255a0728dff30910ee81c78257fb12"},"schema_version":"1.0"},"canonical_sha256":"d71e1850393dd3e026b81423bf47d0153ff132de398945a862048e923e88b65f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:24.282891Z","signature_b64":"ZTs3dWBf0OUEbTxihoK0Cd0W0mi9VclMITqsnqkVxe62rmaazNcAnQ/VzM8Wcl4r7tzOBhKhf/hI5/9XiNCAAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d71e1850393dd3e026b81423bf47d0153ff132de398945a862048e923e88b65f","last_reissued_at":"2026-05-18T01:57:24.282277Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:24.282277Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1205.5037","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:57:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9KxYwRQgtam0mkS1lgotvROAC84p/I5YUWJfNjAtcoyJWd9ByP87Q8wkZwdhI/8WYs+Rf/1JDY3LfW92ZfzhDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:07:58.602299Z"},"content_sha256":"5f4d743f0af3f2a326e9c000b2837a1c3f5271ae1fc24f36dbeee0b61519813b","schema_version":"1.0","event_id":"sha256:5f4d743f0af3f2a326e9c000b2837a1c3f5271ae1fc24f36dbeee0b61519813b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:24PBQUBZHXJ6AJVYCQR36R6QCU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A huge reservoir of ionized gas around the Milky Way: Accounting for the Missing Mass?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"A. Gupta, F. Nicastro, M. Galeazzi, S. Mathur, Y. Krongold","submitted_at":"2012-05-22T20:02:29Z","abstract_excerpt":"Most of the baryons from galaxies have been \"missing\" and several studies have attempted to map the circumgalactic medium (CGM) of galaxies in their quest. Recent studies with the Hubble Space Telescope have shown that many galaxies contain a large reservoir of ionized gas with temperatures of about 10^5 K. Here we report on X-ray observations made with the Chandra X-ray Observatory probing an even hotter phase of the CGM of our Milky Way at about 10^6 K. We show that this phase of the CGM is massive, extending over a large region around the Milky Way, with a radius of over 100 kpc. The mass c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.5037","kind":"arxiv","version":4},"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":"2026-05-18T01:57:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MBG8RFEW0hZRN/dzdb6Y2qFzESgSrt3aChT3FOObmZpr+w61yOGcsWstmNFPqdcXBNIZj09G6AGVRGGNhSdMCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:07:58.602955Z"},"content_sha256":"e97982b5c7fa3f3d7ead1f0f5926a21ed5f0c0660c445235ca8d50a4d115158c","schema_version":"1.0","event_id":"sha256:e97982b5c7fa3f3d7ead1f0f5926a21ed5f0c0660c445235ca8d50a4d115158c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/24PBQUBZHXJ6AJVYCQR36R6QCU/bundle.json","state_url":"https://pith.science/pith/24PBQUBZHXJ6AJVYCQR36R6QCU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/24PBQUBZHXJ6AJVYCQR36R6QCU/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":"2026-08-04T06:07:58Z","links":{"resolver":"https://pith.science/pith/24PBQUBZHXJ6AJVYCQR36R6QCU","bundle":"https://pith.science/pith/24PBQUBZHXJ6AJVYCQR36R6QCU/bundle.json","state":"https://pith.science/pith/24PBQUBZHXJ6AJVYCQR36R6QCU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/24PBQUBZHXJ6AJVYCQR36R6QCU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:24PBQUBZHXJ6AJVYCQR36R6QCU","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":"054306ac8e58abd3c503ea90325a18e113255a0728dff30910ee81c78257fb12","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-22T20:02:29Z","title_canon_sha256":"1a961dae19fe169c7e967e302f349d6cbf2ae0f9ea2609603900055524944651"},"schema_version":"1.0","source":{"id":"1205.5037","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.5037","created_at":"2026-05-18T01:57:24Z"},{"alias_kind":"arxiv_version","alias_value":"1205.5037v4","created_at":"2026-05-18T01:57:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.5037","created_at":"2026-05-18T01:57:24Z"},{"alias_kind":"pith_short_12","alias_value":"24PBQUBZHXJ6","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"24PBQUBZHXJ6AJVY","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"24PBQUBZ","created_at":"2026-05-18T12:26:50Z"}],"graph_snapshots":[{"event_id":"sha256:e97982b5c7fa3f3d7ead1f0f5926a21ed5f0c0660c445235ca8d50a4d115158c","target":"graph","created_at":"2026-05-18T01:57:24Z","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":"Most of the baryons from galaxies have been \"missing\" and several studies have attempted to map the circumgalactic medium (CGM) of galaxies in their quest. Recent studies with the Hubble Space Telescope have shown that many galaxies contain a large reservoir of ionized gas with temperatures of about 10^5 K. Here we report on X-ray observations made with the Chandra X-ray Observatory probing an even hotter phase of the CGM of our Milky Way at about 10^6 K. We show that this phase of the CGM is massive, extending over a large region around the Milky Way, with a radius of over 100 kpc. The mass c","authors_text":"A. Gupta, F. Nicastro, M. Galeazzi, S. Mathur, Y. Krongold","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-22T20:02:29Z","title":"A huge reservoir of ionized gas around the Milky Way: Accounting for the Missing Mass?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.5037","kind":"arxiv","version":4},"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":"sha256:5f4d743f0af3f2a326e9c000b2837a1c3f5271ae1fc24f36dbeee0b61519813b","target":"record","created_at":"2026-05-18T01:57:24Z","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":"054306ac8e58abd3c503ea90325a18e113255a0728dff30910ee81c78257fb12","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-22T20:02:29Z","title_canon_sha256":"1a961dae19fe169c7e967e302f349d6cbf2ae0f9ea2609603900055524944651"},"schema_version":"1.0","source":{"id":"1205.5037","kind":"arxiv","version":4}},"canonical_sha256":"d71e1850393dd3e026b81423bf47d0153ff132de398945a862048e923e88b65f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d71e1850393dd3e026b81423bf47d0153ff132de398945a862048e923e88b65f","first_computed_at":"2026-05-18T01:57:24.282277Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:24.282277Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZTs3dWBf0OUEbTxihoK0Cd0W0mi9VclMITqsnqkVxe62rmaazNcAnQ/VzM8Wcl4r7tzOBhKhf/hI5/9XiNCAAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:24.282891Z","signed_message":"canonical_sha256_bytes"},"source_id":"1205.5037","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5f4d743f0af3f2a326e9c000b2837a1c3f5271ae1fc24f36dbeee0b61519813b","sha256:e97982b5c7fa3f3d7ead1f0f5926a21ed5f0c0660c445235ca8d50a4d115158c"],"state_sha256":"e928b47078fb988f83131ffed829d573bf1f86de80a207d9a381a1fb3bbdc38c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5PViG3Se5WVzW2nKRNWSvLGHb464E9Ex1ojgFHC9PlAuKP8hQxdjauNKfQLCKs23eyR9qjlwLQIYnveF4BKNBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:07:58.608582Z","bundle_sha256":"5e7aaec3d0b9f5aaeb60d9abfea038d8ad9084e60c315d62bc51dc0182f49649"}}