{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:4UZ5HIJMKS5U5NRBZF3NXNTAYI","short_pith_number":"pith:4UZ5HIJM","canonical_record":{"source":{"id":"astro-ph/0011342","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-11-17T17:11:20Z","cross_cats_sorted":[],"title_canon_sha256":"4edffe1eb5224fb0e57487f52532e90c10cce4c261856197bf2978c9e52ee5bf","abstract_canon_sha256":"20216c1adf6a81c5920495c02bb864d56f7f30dab2a355a6671c6c28351b797d"},"schema_version":"1.0"},"canonical_sha256":"e533d3a12c54bb4eb621c976dbb660c21352f2d14ad5433a21a094e7c423a772","source":{"kind":"arxiv","id":"astro-ph/0011342","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0011342","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0011342v1","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0011342","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"pith_short_12","alias_value":"4UZ5HIJMKS5U","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"pith_short_16","alias_value":"4UZ5HIJMKS5U5NRB","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"pith_short_8","alias_value":"4UZ5HIJM","created_at":"2026-07-04T14:10:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:4UZ5HIJMKS5U5NRBZF3NXNTAYI","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0011342","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-11-17T17:11:20Z","cross_cats_sorted":[],"title_canon_sha256":"4edffe1eb5224fb0e57487f52532e90c10cce4c261856197bf2978c9e52ee5bf","abstract_canon_sha256":"20216c1adf6a81c5920495c02bb864d56f7f30dab2a355a6671c6c28351b797d"},"schema_version":"1.0"},"canonical_sha256":"e533d3a12c54bb4eb621c976dbb660c21352f2d14ad5433a21a094e7c423a772","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:10:52.804338Z","signature_b64":"i3oTHwuyisGlDJuNqoayPLUH5JjAa5SLOFA0CcZReHA+1eTAvLh0tUtuJZAqyzxT0KJ04R9c5Yo1Zie79ev7CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e533d3a12c54bb4eb621c976dbb660c21352f2d14ad5433a21a094e7c423a772","last_reissued_at":"2026-07-04T14:10:52.803924Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:10:52.803924Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0011342","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":"2026-07-04T14:10:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FPUbo97+LrxRz80Mi17QJJNvFsll36dPx/o7K3JXDmPKXh5K1DeoKSEPmc+7Cjm3F5ZmLnKnUfN987EhbEjcCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T12:10:31.367078Z"},"content_sha256":"0166550d7b0fbd2059baf59a0102baceb5e59cf357db5d4e6f6feb6cf7049955","schema_version":"1.0","event_id":"sha256:0166550d7b0fbd2059baf59a0102baceb5e59cf357db5d4e6f6feb6cf7049955"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:4UZ5HIJMKS5U5NRBZF3NXNTAYI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"X-ray Energy Spectra of the Super-soft X-ray Sources CAL87 and RXJ0925.7-4758 Observed with ASCA","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. van Teeseling, F. Nagase, H. W. Hartmann, J. Heise, K. Asai, K. Ebisawa, K. Mukai, P. Kahabka, T. Dotani, T. Kotani","submitted_at":"2000-11-17T17:11:20Z","abstract_excerpt":"We report observation results of the super-soft X-ray sources (SSS) CAL87 and RXJ0925.7-4758 with the X-ray CCD cameras (Solid-state Imaging Spectrometer; SIS) on-board the ASCA satellite. We have applied theoretical spectral models to CAL87, and constrained the white dwarf mass and intrinsic luminosity as 0.8 - 1.2 M_solar and 4 x 10^{37}- 1.2 x 10^{38} erg s^{-1}, respectively. However, we have found the observed luminosity is an order of magnitude smaller than the theoretical estimate, which indicates the white dwarf is permanently blocked by the accretion disk, and we are observing a scatt"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0011342","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/astro-ph/0011342/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":"2026-07-04T14:10:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TcGLNM55DclJ/Zu9vGFUZGQal/wk+ERKwbcdhZsvT7c4pwSDLorb6ZvFiylNWHw//4OyUQ0SBHDPndnM92uJDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T12:10:31.367670Z"},"content_sha256":"d5ab30658393d619f21513022649defc1f028d37c6f18cf747f1c693a45c393d","schema_version":"1.0","event_id":"sha256:d5ab30658393d619f21513022649defc1f028d37c6f18cf747f1c693a45c393d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4UZ5HIJMKS5U5NRBZF3NXNTAYI/bundle.json","state_url":"https://pith.science/pith/4UZ5HIJMKS5U5NRBZF3NXNTAYI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4UZ5HIJMKS5U5NRBZF3NXNTAYI/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":"2026-08-19T12:10:31Z","links":{"resolver":"https://pith.science/pith/4UZ5HIJMKS5U5NRBZF3NXNTAYI","bundle":"https://pith.science/pith/4UZ5HIJMKS5U5NRBZF3NXNTAYI/bundle.json","state":"https://pith.science/pith/4UZ5HIJMKS5U5NRBZF3NXNTAYI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4UZ5HIJMKS5U5NRBZF3NXNTAYI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:4UZ5HIJMKS5U5NRBZF3NXNTAYI","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":"20216c1adf6a81c5920495c02bb864d56f7f30dab2a355a6671c6c28351b797d","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-11-17T17:11:20Z","title_canon_sha256":"4edffe1eb5224fb0e57487f52532e90c10cce4c261856197bf2978c9e52ee5bf"},"schema_version":"1.0","source":{"id":"astro-ph/0011342","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0011342","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0011342v1","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0011342","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"pith_short_12","alias_value":"4UZ5HIJMKS5U","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"pith_short_16","alias_value":"4UZ5HIJMKS5U5NRB","created_at":"2026-07-04T14:10:52Z"},{"alias_kind":"pith_short_8","alias_value":"4UZ5HIJM","created_at":"2026-07-04T14:10:52Z"}],"graph_snapshots":[{"event_id":"sha256:d5ab30658393d619f21513022649defc1f028d37c6f18cf747f1c693a45c393d","target":"graph","created_at":"2026-07-04T14:10:52Z","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/astro-ph/0011342/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report observation results of the super-soft X-ray sources (SSS) CAL87 and RXJ0925.7-4758 with the X-ray CCD cameras (Solid-state Imaging Spectrometer; SIS) on-board the ASCA satellite. We have applied theoretical spectral models to CAL87, and constrained the white dwarf mass and intrinsic luminosity as 0.8 - 1.2 M_solar and 4 x 10^{37}- 1.2 x 10^{38} erg s^{-1}, respectively. However, we have found the observed luminosity is an order of magnitude smaller than the theoretical estimate, which indicates the white dwarf is permanently blocked by the accretion disk, and we are observing a scatt","authors_text":"A. van Teeseling, F. Nagase, H. W. Hartmann, J. Heise, K. Asai, K. Ebisawa, K. Mukai, P. Kahabka, T. Dotani, T. Kotani","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2000-11-17T17:11:20Z","title":"X-ray Energy Spectra of the Super-soft X-ray Sources CAL87 and RXJ0925.7-4758 Observed with ASCA"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0011342","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":"sha256:0166550d7b0fbd2059baf59a0102baceb5e59cf357db5d4e6f6feb6cf7049955","target":"record","created_at":"2026-07-04T14:10:52Z","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":"20216c1adf6a81c5920495c02bb864d56f7f30dab2a355a6671c6c28351b797d","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-11-17T17:11:20Z","title_canon_sha256":"4edffe1eb5224fb0e57487f52532e90c10cce4c261856197bf2978c9e52ee5bf"},"schema_version":"1.0","source":{"id":"astro-ph/0011342","kind":"arxiv","version":1}},"canonical_sha256":"e533d3a12c54bb4eb621c976dbb660c21352f2d14ad5433a21a094e7c423a772","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e533d3a12c54bb4eb621c976dbb660c21352f2d14ad5433a21a094e7c423a772","first_computed_at":"2026-07-04T14:10:52.803924Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:10:52.803924Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"i3oTHwuyisGlDJuNqoayPLUH5JjAa5SLOFA0CcZReHA+1eTAvLh0tUtuJZAqyzxT0KJ04R9c5Yo1Zie79ev7CA==","signature_status":"signed_v1","signed_at":"2026-07-04T14:10:52.804338Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0011342","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0166550d7b0fbd2059baf59a0102baceb5e59cf357db5d4e6f6feb6cf7049955","sha256:d5ab30658393d619f21513022649defc1f028d37c6f18cf747f1c693a45c393d"],"state_sha256":"5e140389a44b2d8fe6c786e0aee0918fd4be52c40b9ccf0292cd3038b0808392"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EHdGSLqxPylHb0DifsvejBKRTvmV2qjRukkIwyoa90MmAhXIBdQsHFs6udB6NgkaJI+l0gWR/T3quqDejttHBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T12:10:31.372081Z","bundle_sha256":"c8a0f993053cdf6ccd0417866570a1a642ecbfb9c73bee548b9c23e61daf840a"}}