{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1997:2LGDFG7U7FW3C5IPKEIL2ZLUYZ","short_pith_number":"pith:2LGDFG7U","canonical_record":{"source":{"id":"astro-ph/9704007","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1997-04-01T14:24:00Z","cross_cats_sorted":[],"title_canon_sha256":"3d5abdbd788f0d54714522d7e55a010e7359d970938bf435c7ac7043676a0ed7","abstract_canon_sha256":"f0c6f343f4eb5de1176c41d65f4ef107351d60baf0b4f2d638d134b2443b53db"},"schema_version":"1.0"},"canonical_sha256":"d2cc329bf4f96db1750f5110bd6574c67b2832af6c2a2cae1691569f258977b4","source":{"kind":"arxiv","id":"astro-ph/9704007","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9704007","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9704007v2","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9704007","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_12","alias_value":"2LGDFG7U7FW3","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_16","alias_value":"2LGDFG7U7FW3C5IP","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_8","alias_value":"2LGDFG7U","created_at":"2026-07-04T15:07:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1997:2LGDFG7U7FW3C5IPKEIL2ZLUYZ","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/9704007","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1997-04-01T14:24:00Z","cross_cats_sorted":[],"title_canon_sha256":"3d5abdbd788f0d54714522d7e55a010e7359d970938bf435c7ac7043676a0ed7","abstract_canon_sha256":"f0c6f343f4eb5de1176c41d65f4ef107351d60baf0b4f2d638d134b2443b53db"},"schema_version":"1.0"},"canonical_sha256":"d2cc329bf4f96db1750f5110bd6574c67b2832af6c2a2cae1691569f258977b4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:07:38.981939Z","signature_b64":"TsLOLDkKPY9oZaTR7oWTxeaV3R9cnz6UGXHDltbuYNplat62Dr62Edf6D4LMrexyYdowOc06n6bVS8Pwsw9BBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d2cc329bf4f96db1750f5110bd6574c67b2832af6c2a2cae1691569f258977b4","last_reissued_at":"2026-07-04T15:07:38.981591Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:07:38.981591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/9704007","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":"2026-07-04T15:07:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rniMyy29pb+MpFzE0BsTLJ5vPqPiNMrOf3fpwr1s2IdYBbz4y5N+r//e8c6hHqJpB8vOkr6F5+7HJT/7yF0KBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T17:01:57.489330Z"},"content_sha256":"1f9483b80661f93db6fcd4a66f38afff7cffe5746815d4ed2ceac8c9407a9d60","schema_version":"1.0","event_id":"sha256:1f9483b80661f93db6fcd4a66f38afff7cffe5746815d4ed2ceac8c9407a9d60"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1997:2LGDFG7U7FW3C5IPKEIL2ZLUYZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Broad Band and Large Area X-Ray Omni Sky Monitor (BLOSM)","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. N. Peele, F. E. Marshall, K. Jahoda, N. E. White (Goddard Space Flight Center), R. Petre, W. Zhang, Y. Soong","submitted_at":"1997-04-01T14:24:00Z","abstract_excerpt":"We present a conceptual design for a new X-ray all sky monitor (ASM). Compared with previous ASMs, its salient features are: (1) it has a focusing capability that increases the signal to background ratio by a factor of 3; (2) it has a broad-band width: 200 eV to 15 keV; (3) it has a large X-ray collection area: ~100 square cm; (4) it has a duty cycle of nearly 100%, and (5) it can measure the position of a new source with an accuracy of a few minutes of arc. These features combined open up an opportunity for discovering new phenomena as well as monitoring existing phenomena with unprecedented "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9704007","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/9704007/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":"2026-07-04T15:07:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SJ+1MvqlFYtHbTuADbQtI3+sBPLWaWytBRrtJVMLwezfnvH08CBN2XxPySi4hQm6EokRotSLxBkTiHUaKdVVAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T17:01:57.489845Z"},"content_sha256":"d75b917e8e65fe82efd6a6c9994bce34b53ce2daa0a08e6c5e65c586f128c167","schema_version":"1.0","event_id":"sha256:d75b917e8e65fe82efd6a6c9994bce34b53ce2daa0a08e6c5e65c586f128c167"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2LGDFG7U7FW3C5IPKEIL2ZLUYZ/bundle.json","state_url":"https://pith.science/pith/2LGDFG7U7FW3C5IPKEIL2ZLUYZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2LGDFG7U7FW3C5IPKEIL2ZLUYZ/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":"2026-08-10T17:01:57Z","links":{"resolver":"https://pith.science/pith/2LGDFG7U7FW3C5IPKEIL2ZLUYZ","bundle":"https://pith.science/pith/2LGDFG7U7FW3C5IPKEIL2ZLUYZ/bundle.json","state":"https://pith.science/pith/2LGDFG7U7FW3C5IPKEIL2ZLUYZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2LGDFG7U7FW3C5IPKEIL2ZLUYZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1997:2LGDFG7U7FW3C5IPKEIL2ZLUYZ","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":"f0c6f343f4eb5de1176c41d65f4ef107351d60baf0b4f2d638d134b2443b53db","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1997-04-01T14:24:00Z","title_canon_sha256":"3d5abdbd788f0d54714522d7e55a010e7359d970938bf435c7ac7043676a0ed7"},"schema_version":"1.0","source":{"id":"astro-ph/9704007","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9704007","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9704007v2","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9704007","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_12","alias_value":"2LGDFG7U7FW3","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_16","alias_value":"2LGDFG7U7FW3C5IP","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_8","alias_value":"2LGDFG7U","created_at":"2026-07-04T15:07:38Z"}],"graph_snapshots":[{"event_id":"sha256:d75b917e8e65fe82efd6a6c9994bce34b53ce2daa0a08e6c5e65c586f128c167","target":"graph","created_at":"2026-07-04T15:07:38Z","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/9704007/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a conceptual design for a new X-ray all sky monitor (ASM). Compared with previous ASMs, its salient features are: (1) it has a focusing capability that increases the signal to background ratio by a factor of 3; (2) it has a broad-band width: 200 eV to 15 keV; (3) it has a large X-ray collection area: ~100 square cm; (4) it has a duty cycle of nearly 100%, and (5) it can measure the position of a new source with an accuracy of a few minutes of arc. These features combined open up an opportunity for discovering new phenomena as well as monitoring existing phenomena with unprecedented ","authors_text":"A. N. Peele, F. E. Marshall, K. Jahoda, N. E. White (Goddard Space Flight Center), R. Petre, W. Zhang, Y. Soong","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1997-04-01T14:24:00Z","title":"A Broad Band and Large Area X-Ray Omni Sky Monitor (BLOSM)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9704007","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":"sha256:1f9483b80661f93db6fcd4a66f38afff7cffe5746815d4ed2ceac8c9407a9d60","target":"record","created_at":"2026-07-04T15:07:38Z","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":"f0c6f343f4eb5de1176c41d65f4ef107351d60baf0b4f2d638d134b2443b53db","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1997-04-01T14:24:00Z","title_canon_sha256":"3d5abdbd788f0d54714522d7e55a010e7359d970938bf435c7ac7043676a0ed7"},"schema_version":"1.0","source":{"id":"astro-ph/9704007","kind":"arxiv","version":2}},"canonical_sha256":"d2cc329bf4f96db1750f5110bd6574c67b2832af6c2a2cae1691569f258977b4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d2cc329bf4f96db1750f5110bd6574c67b2832af6c2a2cae1691569f258977b4","first_computed_at":"2026-07-04T15:07:38.981591Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:07:38.981591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TsLOLDkKPY9oZaTR7oWTxeaV3R9cnz6UGXHDltbuYNplat62Dr62Edf6D4LMrexyYdowOc06n6bVS8Pwsw9BBA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:07:38.981939Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9704007","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1f9483b80661f93db6fcd4a66f38afff7cffe5746815d4ed2ceac8c9407a9d60","sha256:d75b917e8e65fe82efd6a6c9994bce34b53ce2daa0a08e6c5e65c586f128c167"],"state_sha256":"cb3851e28f98168af2bb24b543b981897c1f447d86cec7d41483f51ab99da78c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mReyVZCBaUn0PQZ113dkkj5oqP68jVN5A2fojlSHK4zKTsO0q2ajThtRdZ8m77G6Dtl/RbPB9XGaZGF0VqQrAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T17:01:57.495182Z","bundle_sha256":"27b3e1b6c2aa8bb778bf5b598327efebd6810b225435b26d48e13debab4a0ec7"}}