{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:MNEI4AEGEJXXXJO53O36AOJ5PM","short_pith_number":"pith:MNEI4AEG","canonical_record":{"source":{"id":"1201.4473","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-01-21T13:54:57Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"6b4e3066ef4d6115ce7e4b64dccd518c713cfd6fe3fe83c92a6ea2f1b76a37e4","abstract_canon_sha256":"06080c075d78ebd46e458a0f21e99aeb3ddd1a08684c82b131eef186438866ca"},"schema_version":"1.0"},"canonical_sha256":"63488e0086226f7ba5dddbb7e0393d7b1258865072219084d6d2785deec1a044","source":{"kind":"arxiv","id":"1201.4473","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.4473","created_at":"2026-05-18T03:59:49Z"},{"alias_kind":"arxiv_version","alias_value":"1201.4473v1","created_at":"2026-05-18T03:59:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.4473","created_at":"2026-05-18T03:59:49Z"},{"alias_kind":"pith_short_12","alias_value":"MNEI4AEGEJXX","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"MNEI4AEGEJXXXJO5","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"MNEI4AEG","created_at":"2026-05-18T12:27:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:MNEI4AEGEJXXXJO53O36AOJ5PM","target":"record","payload":{"canonical_record":{"source":{"id":"1201.4473","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-01-21T13:54:57Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"6b4e3066ef4d6115ce7e4b64dccd518c713cfd6fe3fe83c92a6ea2f1b76a37e4","abstract_canon_sha256":"06080c075d78ebd46e458a0f21e99aeb3ddd1a08684c82b131eef186438866ca"},"schema_version":"1.0"},"canonical_sha256":"63488e0086226f7ba5dddbb7e0393d7b1258865072219084d6d2785deec1a044","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:59:49.093649Z","signature_b64":"8O/Jfieo43EJvj3f1nPyrZ8HfAKDXPkyyQMLlX+agaPj4hnKBBhGgppJTzO5ldnwb7Au3RMOB1PofypXboALCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"63488e0086226f7ba5dddbb7e0393d7b1258865072219084d6d2785deec1a044","last_reissued_at":"2026-05-18T03:59:49.093253Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:59:49.093253Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1201.4473","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":"2026-05-18T03:59:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2irp5aRqYWcBkdVuTkThU2rTlc8BKzqvABrOBye10ZOKfDIXqa/AwBUQiMYvc4ZZBbuIon3IZreMEgxN8EioBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T04:58:21.419445Z"},"content_sha256":"0c85026f0782f1c7e3626a00d72960cbbb08babe1883e402bdafb25e98d99bec","schema_version":"1.0","event_id":"sha256:0c85026f0782f1c7e3626a00d72960cbbb08babe1883e402bdafb25e98d99bec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:MNEI4AEGEJXXXJO53O36AOJ5PM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Black Hole Powered Nebulae and a Case Study of the Ultraluminous X-ray Source IC342 X-1","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"A. Tzioumis, C. Lang, D. Cseh, F. Grise, H. Feng, P. Kaaret, S. Corbel, V. Tudose, Z. Paragi","submitted_at":"2012-01-21T13:54:57Z","abstract_excerpt":"We present new radio, optical, and X-ray observations of three Ultraluminous X-ray sources (ULXs) that are associated with large-scale nebulae. We report the discovery of a radio nebula associated with the ULX IC342 X-1 using the Very Large Array (VLA). Complementary VLA observations of the nebula around Holmberg II X-1, and high-frequency Australia Telescope Compact Array (ATCA) and Very Large Telescope (VLT) spectroscopic observations of NGC5408 X-1 are also presented. We study the morphology, ionization processes, and the energetics of the optical/radio nebulae of IC342 X-1, Holmberg II X-1"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.4473","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":"2026-05-18T03:59:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dJ2SKVkNlxkcINvDaInupJ7wdUJp3PzOS8sI1qPmVfWDGmnpM7g1qWIF+BvcDBemTJByzXR/bD2F3DVsjtFPBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T04:58:21.419803Z"},"content_sha256":"08df13f9ec651adbe3b31e075a946e43f2ef420aa276d23d922abd75904b5f38","schema_version":"1.0","event_id":"sha256:08df13f9ec651adbe3b31e075a946e43f2ef420aa276d23d922abd75904b5f38"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MNEI4AEGEJXXXJO53O36AOJ5PM/bundle.json","state_url":"https://pith.science/pith/MNEI4AEGEJXXXJO53O36AOJ5PM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MNEI4AEGEJXXXJO53O36AOJ5PM/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":"2026-06-05T04:58:21Z","links":{"resolver":"https://pith.science/pith/MNEI4AEGEJXXXJO53O36AOJ5PM","bundle":"https://pith.science/pith/MNEI4AEGEJXXXJO53O36AOJ5PM/bundle.json","state":"https://pith.science/pith/MNEI4AEGEJXXXJO53O36AOJ5PM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MNEI4AEGEJXXXJO53O36AOJ5PM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:MNEI4AEGEJXXXJO53O36AOJ5PM","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":"06080c075d78ebd46e458a0f21e99aeb3ddd1a08684c82b131eef186438866ca","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-01-21T13:54:57Z","title_canon_sha256":"6b4e3066ef4d6115ce7e4b64dccd518c713cfd6fe3fe83c92a6ea2f1b76a37e4"},"schema_version":"1.0","source":{"id":"1201.4473","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.4473","created_at":"2026-05-18T03:59:49Z"},{"alias_kind":"arxiv_version","alias_value":"1201.4473v1","created_at":"2026-05-18T03:59:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.4473","created_at":"2026-05-18T03:59:49Z"},{"alias_kind":"pith_short_12","alias_value":"MNEI4AEGEJXX","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"MNEI4AEGEJXXXJO5","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"MNEI4AEG","created_at":"2026-05-18T12:27:14Z"}],"graph_snapshots":[{"event_id":"sha256:08df13f9ec651adbe3b31e075a946e43f2ef420aa276d23d922abd75904b5f38","target":"graph","created_at":"2026-05-18T03:59:49Z","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 present new radio, optical, and X-ray observations of three Ultraluminous X-ray sources (ULXs) that are associated with large-scale nebulae. We report the discovery of a radio nebula associated with the ULX IC342 X-1 using the Very Large Array (VLA). Complementary VLA observations of the nebula around Holmberg II X-1, and high-frequency Australia Telescope Compact Array (ATCA) and Very Large Telescope (VLT) spectroscopic observations of NGC5408 X-1 are also presented. We study the morphology, ionization processes, and the energetics of the optical/radio nebulae of IC342 X-1, Holmberg II X-1","authors_text":"A. Tzioumis, C. Lang, D. Cseh, F. Grise, H. Feng, P. Kaaret, S. Corbel, V. Tudose, Z. Paragi","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-01-21T13:54:57Z","title":"Black Hole Powered Nebulae and a Case Study of the Ultraluminous X-ray Source IC342 X-1"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.4473","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":"sha256:0c85026f0782f1c7e3626a00d72960cbbb08babe1883e402bdafb25e98d99bec","target":"record","created_at":"2026-05-18T03:59:49Z","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":"06080c075d78ebd46e458a0f21e99aeb3ddd1a08684c82b131eef186438866ca","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-01-21T13:54:57Z","title_canon_sha256":"6b4e3066ef4d6115ce7e4b64dccd518c713cfd6fe3fe83c92a6ea2f1b76a37e4"},"schema_version":"1.0","source":{"id":"1201.4473","kind":"arxiv","version":1}},"canonical_sha256":"63488e0086226f7ba5dddbb7e0393d7b1258865072219084d6d2785deec1a044","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"63488e0086226f7ba5dddbb7e0393d7b1258865072219084d6d2785deec1a044","first_computed_at":"2026-05-18T03:59:49.093253Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:59:49.093253Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8O/Jfieo43EJvj3f1nPyrZ8HfAKDXPkyyQMLlX+agaPj4hnKBBhGgppJTzO5ldnwb7Au3RMOB1PofypXboALCg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:59:49.093649Z","signed_message":"canonical_sha256_bytes"},"source_id":"1201.4473","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0c85026f0782f1c7e3626a00d72960cbbb08babe1883e402bdafb25e98d99bec","sha256:08df13f9ec651adbe3b31e075a946e43f2ef420aa276d23d922abd75904b5f38"],"state_sha256":"d91a6321e352494afc750d818107d5335170cacea9c2e764b8dd6ea58b510ad1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3ERKT86jVBP0AI8BE52/woN1J1i1tMGi6cKDYcTK3iRaed9gIyXaOfrHCSLptWqjEC4shrs1B/xFuKf6EVSFDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T04:58:21.421827Z","bundle_sha256":"ae8a0b2f84b6ba49aca72465653dd3c6750a2ba93f430122cae75e616a80cdfa"}}