{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:5DEW2BRW2AIZKKF4Z7ACNYGHTV","short_pith_number":"pith:5DEW2BRW","canonical_record":{"source":{"id":"0909.1909","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-09-10T09:57:27Z","cross_cats_sorted":[],"title_canon_sha256":"6475d5ce3d14fafae710da368590ae55e8e15b33f974be823b05e6229415094a","abstract_canon_sha256":"341c3a3cffbf79bb1bd4363cee1b924bf39cb4428af948d799853c5c1528646b"},"schema_version":"1.0"},"canonical_sha256":"e8c96d0636d0119528bccfc026e0c79d759a4beefef7e99a65b202ffdda9ab29","source":{"kind":"arxiv","id":"0909.1909","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0909.1909","created_at":"2026-05-18T02:11:57Z"},{"alias_kind":"arxiv_version","alias_value":"0909.1909v2","created_at":"2026-05-18T02:11:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0909.1909","created_at":"2026-05-18T02:11:57Z"},{"alias_kind":"pith_short_12","alias_value":"5DEW2BRW2AIZ","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"5DEW2BRW2AIZKKF4","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"5DEW2BRW","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:5DEW2BRW2AIZKKF4Z7ACNYGHTV","target":"record","payload":{"canonical_record":{"source":{"id":"0909.1909","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-09-10T09:57:27Z","cross_cats_sorted":[],"title_canon_sha256":"6475d5ce3d14fafae710da368590ae55e8e15b33f974be823b05e6229415094a","abstract_canon_sha256":"341c3a3cffbf79bb1bd4363cee1b924bf39cb4428af948d799853c5c1528646b"},"schema_version":"1.0"},"canonical_sha256":"e8c96d0636d0119528bccfc026e0c79d759a4beefef7e99a65b202ffdda9ab29","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:11:57.589631Z","signature_b64":"d0aMOQRSeLT8TT8mN+1af+eGTSyShsx5V7Df0f8RLAmTnUr4PNqJFixmY883TvR5bk35E4MqTvOcF/4Y8+WfCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8c96d0636d0119528bccfc026e0c79d759a4beefef7e99a65b202ffdda9ab29","last_reissued_at":"2026-05-18T02:11:57.588797Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:11:57.588797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0909.1909","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:11:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n5qhjQUF2FdLxUMCZtj4ACnYj3riq2tdMgDpe4tzK05IZO156oP2oUrYJqPI1oEIdr+YnSvDonKIZDI0wxSTDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:30:12.611303Z"},"content_sha256":"270a81c300f4fd06a552b86bbf2d607d32767cce376606065769805c1fd41a88","schema_version":"1.0","event_id":"sha256:270a81c300f4fd06a552b86bbf2d607d32767cce376606065769805c1fd41a88"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:5DEW2BRW2AIZKKF4Z7ACNYGHTV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"NGC 300 OT2008-1 As a Scaled-Down Version of the Eta Carinae Great Eruption","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Adam Frankowski, Amit Kashi, Noam Soker","submitted_at":"2009-09-10T09:57:27Z","abstract_excerpt":"We propose that the intermediate luminosity optical transient NGC 300 OT2008-1 was powered by a mass transfer episode from an extreme Asymptotic Giant Branch star to a Main Sequence companion. We find a remarkable similarity of the shapes of the light curves of the several months long NGC 300 OT2008-1 outburst, of the three months long 2002 enigmatic outburst of the B star V838 Mon, and the twenty-years long Great Eruption of the massive binary system Eta Carinae that occurred in the 19th century. Their similar decline properties hint to a common energy source: a gravitational energy that is r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0909.1909","kind":"arxiv","version":2},"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":"2026-05-18T02:11:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jw4Lr1CR3f3xdReFoKHP+KYsoaSPrDVaVoIXb46guHj5mCt7VSlXx+gxdbAbEe3sn7SdvuZ3gPIct3xmpRbNDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:30:12.611979Z"},"content_sha256":"bab613878b30754d73709162d173e47f14de67df93b68af52118be9e89ea82b0","schema_version":"1.0","event_id":"sha256:bab613878b30754d73709162d173e47f14de67df93b68af52118be9e89ea82b0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5DEW2BRW2AIZKKF4Z7ACNYGHTV/bundle.json","state_url":"https://pith.science/pith/5DEW2BRW2AIZKKF4Z7ACNYGHTV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5DEW2BRW2AIZKKF4Z7ACNYGHTV/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":"2026-05-27T18:30:12Z","links":{"resolver":"https://pith.science/pith/5DEW2BRW2AIZKKF4Z7ACNYGHTV","bundle":"https://pith.science/pith/5DEW2BRW2AIZKKF4Z7ACNYGHTV/bundle.json","state":"https://pith.science/pith/5DEW2BRW2AIZKKF4Z7ACNYGHTV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5DEW2BRW2AIZKKF4Z7ACNYGHTV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:5DEW2BRW2AIZKKF4Z7ACNYGHTV","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":"341c3a3cffbf79bb1bd4363cee1b924bf39cb4428af948d799853c5c1528646b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-09-10T09:57:27Z","title_canon_sha256":"6475d5ce3d14fafae710da368590ae55e8e15b33f974be823b05e6229415094a"},"schema_version":"1.0","source":{"id":"0909.1909","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0909.1909","created_at":"2026-05-18T02:11:57Z"},{"alias_kind":"arxiv_version","alias_value":"0909.1909v2","created_at":"2026-05-18T02:11:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0909.1909","created_at":"2026-05-18T02:11:57Z"},{"alias_kind":"pith_short_12","alias_value":"5DEW2BRW2AIZ","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"5DEW2BRW2AIZKKF4","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"5DEW2BRW","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:bab613878b30754d73709162d173e47f14de67df93b68af52118be9e89ea82b0","target":"graph","created_at":"2026-05-18T02:11:57Z","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 propose that the intermediate luminosity optical transient NGC 300 OT2008-1 was powered by a mass transfer episode from an extreme Asymptotic Giant Branch star to a Main Sequence companion. We find a remarkable similarity of the shapes of the light curves of the several months long NGC 300 OT2008-1 outburst, of the three months long 2002 enigmatic outburst of the B star V838 Mon, and the twenty-years long Great Eruption of the massive binary system Eta Carinae that occurred in the 19th century. Their similar decline properties hint to a common energy source: a gravitational energy that is r","authors_text":"Adam Frankowski, Amit Kashi, Noam Soker","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-09-10T09:57:27Z","title":"NGC 300 OT2008-1 As a Scaled-Down Version of the Eta Carinae Great Eruption"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0909.1909","kind":"arxiv","version":2},"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":"sha256:270a81c300f4fd06a552b86bbf2d607d32767cce376606065769805c1fd41a88","target":"record","created_at":"2026-05-18T02:11:57Z","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":"341c3a3cffbf79bb1bd4363cee1b924bf39cb4428af948d799853c5c1528646b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-09-10T09:57:27Z","title_canon_sha256":"6475d5ce3d14fafae710da368590ae55e8e15b33f974be823b05e6229415094a"},"schema_version":"1.0","source":{"id":"0909.1909","kind":"arxiv","version":2}},"canonical_sha256":"e8c96d0636d0119528bccfc026e0c79d759a4beefef7e99a65b202ffdda9ab29","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8c96d0636d0119528bccfc026e0c79d759a4beefef7e99a65b202ffdda9ab29","first_computed_at":"2026-05-18T02:11:57.588797Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:11:57.588797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d0aMOQRSeLT8TT8mN+1af+eGTSyShsx5V7Df0f8RLAmTnUr4PNqJFixmY883TvR5bk35E4MqTvOcF/4Y8+WfCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:11:57.589631Z","signed_message":"canonical_sha256_bytes"},"source_id":"0909.1909","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:270a81c300f4fd06a552b86bbf2d607d32767cce376606065769805c1fd41a88","sha256:bab613878b30754d73709162d173e47f14de67df93b68af52118be9e89ea82b0"],"state_sha256":"3c31145d85e382f9691ead59202dbfcb2ee696c48849ffe73b4edd90ed3f6cb4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BO/gbqLG2LpH08EMIGU4v3QsQqFgxzgO0/ByyDvTBsX6Ob1BUPHcB1Ay+OwiTDEyVrxBUljEu/puO/2jwxIkAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T18:30:12.614745Z","bundle_sha256":"302d8a56376c7bf6da671f36d331739901fdec5f3181e8ddac759571be837216"}}