{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:5TJ26ZVRZZK7JDPZKCA4KKACOH","short_pith_number":"pith:5TJ26ZVR","canonical_record":{"source":{"id":"2607.09871","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-10T18:05:00Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"92d3becec0786505bd59a9b59fa05a6b24fcc3741c3128950b6a5ab5b3e40130","abstract_canon_sha256":"6e0c78af8217fc5548811ef91886ee257b9e1e7994c1213e15f93fbaeaa66b3d"},"schema_version":"1.0"},"canonical_sha256":"ecd3af66b1ce55f48df95081c5280271da2d5d4bcf0eabe69304d1063b6a6942","source":{"kind":"arxiv","id":"2607.09871","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.09871","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"arxiv_version","alias_value":"2607.09871v1","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.09871","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"pith_short_12","alias_value":"5TJ26ZVRZZK7","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"pith_short_16","alias_value":"5TJ26ZVRZZK7JDPZ","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"pith_short_8","alias_value":"5TJ26ZVR","created_at":"2026-07-14T00:18:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:5TJ26ZVRZZK7JDPZKCA4KKACOH","target":"record","payload":{"canonical_record":{"source":{"id":"2607.09871","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-10T18:05:00Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"92d3becec0786505bd59a9b59fa05a6b24fcc3741c3128950b6a5ab5b3e40130","abstract_canon_sha256":"6e0c78af8217fc5548811ef91886ee257b9e1e7994c1213e15f93fbaeaa66b3d"},"schema_version":"1.0"},"canonical_sha256":"ecd3af66b1ce55f48df95081c5280271da2d5d4bcf0eabe69304d1063b6a6942","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-14T00:18:40.851222Z","signature_b64":"UdU3NNhFYu2qFrgn8MLfZMh2EmIkEZ7y4crhO7ZbbfacqgRlWG6+AONO9Vjv4CBxzNWRcODFHe6BPs4WKS1nDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ecd3af66b1ce55f48df95081c5280271da2d5d4bcf0eabe69304d1063b6a6942","last_reissued_at":"2026-07-14T00:18:40.850338Z","signature_status":"signed_v1","first_computed_at":"2026-07-14T00:18:40.850338Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.09871","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":"2026-07-14T00:18:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+YmIQMjjQzjcRmTIy7UzbDanJQPF0DWR8Yi87QxJ71zWbMCQyq4M9xKkaDPhphi2EJVcaxsHy7/jCBGwrV0tDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T07:54:50.801795Z"},"content_sha256":"a205a1e3e1db2295a2c1d07df6b25918f8b375675b35445895e4604b73925b8a","schema_version":"1.0","event_id":"sha256:a205a1e3e1db2295a2c1d07df6b25918f8b375675b35445895e4604b73925b8a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:5TJ26ZVRZZK7JDPZKCA4KKACOH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Radio Properties of Extreme Coronal Line Emitters: Constraints on the Sub-parsec Environment","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.HE","authors_text":"B. Ashley VanderLey, Collin T. Christy, Edo Berger, Enrico Ramirez-Ruiz, Fabio De Colle, Gavin Farley, Jean Somalwar, Kate D. Alexander, Megan Newsome, Noah Franz, Ryan Chornock, Stefanie Komossa, Tanmoy Laskar","submitted_at":"2026-07-10T18:05:00Z","abstract_excerpt":"A tiny fraction ($\\ll1\\%$) of galaxies display luminous, high-ionization metal emission lines, which may be persistent or variable. These extreme coronal lines (ECLs) are produced when soft X-ray photons intercept dense gas ($n\\gtrsim10^{6-7}~{\\rm cm^{-3}}$). The high X-ray flux required implicates intense nuclear activity, likely originating from tidal disruption events (TDEs) and active galactic nuclei (AGN). As ECLs are rarely seen even within these classes, their production may also require specific environmental conditions, but the details remain unclear (e.g., the geometry and volume fil"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.09871","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.09871/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-14T00:18:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dWJnp4BhFBPg8ww0D+S5PRFf8sMBKu0X0e7QKw93M6iQG2BgJD9dUA4QWXnELc2UTJ6rWc2skZF4udVlVzIrAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T07:54:50.802292Z"},"content_sha256":"08809eb56ba98bd1193b8fad5f7d18eae455fdc1fe8602bd360654511ebd3b78","schema_version":"1.0","event_id":"sha256:08809eb56ba98bd1193b8fad5f7d18eae455fdc1fe8602bd360654511ebd3b78"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5TJ26ZVRZZK7JDPZKCA4KKACOH/bundle.json","state_url":"https://pith.science/pith/5TJ26ZVRZZK7JDPZKCA4KKACOH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5TJ26ZVRZZK7JDPZKCA4KKACOH/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":"2026-08-06T07:54:50Z","links":{"resolver":"https://pith.science/pith/5TJ26ZVRZZK7JDPZKCA4KKACOH","bundle":"https://pith.science/pith/5TJ26ZVRZZK7JDPZKCA4KKACOH/bundle.json","state":"https://pith.science/pith/5TJ26ZVRZZK7JDPZKCA4KKACOH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5TJ26ZVRZZK7JDPZKCA4KKACOH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:5TJ26ZVRZZK7JDPZKCA4KKACOH","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":"6e0c78af8217fc5548811ef91886ee257b9e1e7994c1213e15f93fbaeaa66b3d","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-10T18:05:00Z","title_canon_sha256":"92d3becec0786505bd59a9b59fa05a6b24fcc3741c3128950b6a5ab5b3e40130"},"schema_version":"1.0","source":{"id":"2607.09871","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.09871","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"arxiv_version","alias_value":"2607.09871v1","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.09871","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"pith_short_12","alias_value":"5TJ26ZVRZZK7","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"pith_short_16","alias_value":"5TJ26ZVRZZK7JDPZ","created_at":"2026-07-14T00:18:40Z"},{"alias_kind":"pith_short_8","alias_value":"5TJ26ZVR","created_at":"2026-07-14T00:18:40Z"}],"graph_snapshots":[{"event_id":"sha256:08809eb56ba98bd1193b8fad5f7d18eae455fdc1fe8602bd360654511ebd3b78","target":"graph","created_at":"2026-07-14T00:18:40Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2607.09871/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A tiny fraction ($\\ll1\\%$) of galaxies display luminous, high-ionization metal emission lines, which may be persistent or variable. These extreme coronal lines (ECLs) are produced when soft X-ray photons intercept dense gas ($n\\gtrsim10^{6-7}~{\\rm cm^{-3}}$). The high X-ray flux required implicates intense nuclear activity, likely originating from tidal disruption events (TDEs) and active galactic nuclei (AGN). As ECLs are rarely seen even within these classes, their production may also require specific environmental conditions, but the details remain unclear (e.g., the geometry and volume fil","authors_text":"B. Ashley VanderLey, Collin T. Christy, Edo Berger, Enrico Ramirez-Ruiz, Fabio De Colle, Gavin Farley, Jean Somalwar, Kate D. Alexander, Megan Newsome, Noah Franz, Ryan Chornock, Stefanie Komossa, Tanmoy Laskar","cross_cats":["astro-ph.GA"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-10T18:05:00Z","title":"The Radio Properties of Extreme Coronal Line Emitters: Constraints on the Sub-parsec Environment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.09871","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:a205a1e3e1db2295a2c1d07df6b25918f8b375675b35445895e4604b73925b8a","target":"record","created_at":"2026-07-14T00:18:40Z","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":"6e0c78af8217fc5548811ef91886ee257b9e1e7994c1213e15f93fbaeaa66b3d","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-10T18:05:00Z","title_canon_sha256":"92d3becec0786505bd59a9b59fa05a6b24fcc3741c3128950b6a5ab5b3e40130"},"schema_version":"1.0","source":{"id":"2607.09871","kind":"arxiv","version":1}},"canonical_sha256":"ecd3af66b1ce55f48df95081c5280271da2d5d4bcf0eabe69304d1063b6a6942","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ecd3af66b1ce55f48df95081c5280271da2d5d4bcf0eabe69304d1063b6a6942","first_computed_at":"2026-07-14T00:18:40.850338Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-14T00:18:40.850338Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UdU3NNhFYu2qFrgn8MLfZMh2EmIkEZ7y4crhO7ZbbfacqgRlWG6+AONO9Vjv4CBxzNWRcODFHe6BPs4WKS1nDw==","signature_status":"signed_v1","signed_at":"2026-07-14T00:18:40.851222Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.09871","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a205a1e3e1db2295a2c1d07df6b25918f8b375675b35445895e4604b73925b8a","sha256:08809eb56ba98bd1193b8fad5f7d18eae455fdc1fe8602bd360654511ebd3b78"],"state_sha256":"032e73c24c9d2e0763bb87fc46ad1ec0046b5dc37ef21e64171fa9b7960d3628"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"29tFryAugXh+18rsvnyuPJMwNci+l6zcMn6FLgfNouIc8Z3d5b4VLfFnc+aGHZP6uu6OrGIn+HijOOUs48FnDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T07:54:50.809754Z","bundle_sha256":"e6e666af544afdc09c9d569f2fe07716b17345f51cf7f4e5b7a8a25fd07c31a1"}}