{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:DKUNFUMRSZOSZL7TMBB2FQUGBB","short_pith_number":"pith:DKUNFUMR","canonical_record":{"source":{"id":"2508.13600","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2025-08-19T08:10:39Z","cross_cats_sorted":[],"title_canon_sha256":"461b436058fd7489abc10b346fc5bd274f64bf09fda9f987ab31d27cb7f9c53d","abstract_canon_sha256":"32f2486258d24fa9a463465e60833e56ecfd0b43f501e08294d5e2ce3117775c"},"schema_version":"1.0"},"canonical_sha256":"1aa8d2d191965d2caff36043a2c2860840b61ebf398ce951fedb3a0d2de13573","source":{"kind":"arxiv","id":"2508.13600","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.13600","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"arxiv_version","alias_value":"2508.13600v1","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.13600","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"pith_short_12","alias_value":"DKUNFUMRSZOS","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"pith_short_16","alias_value":"DKUNFUMRSZOSZL7T","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"pith_short_8","alias_value":"DKUNFUMR","created_at":"2026-07-05T11:55:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:DKUNFUMRSZOSZL7TMBB2FQUGBB","target":"record","payload":{"canonical_record":{"source":{"id":"2508.13600","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2025-08-19T08:10:39Z","cross_cats_sorted":[],"title_canon_sha256":"461b436058fd7489abc10b346fc5bd274f64bf09fda9f987ab31d27cb7f9c53d","abstract_canon_sha256":"32f2486258d24fa9a463465e60833e56ecfd0b43f501e08294d5e2ce3117775c"},"schema_version":"1.0"},"canonical_sha256":"1aa8d2d191965d2caff36043a2c2860840b61ebf398ce951fedb3a0d2de13573","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:55:50.963233Z","signature_b64":"iK/K+xFa40r2RguXq1FU/q9Kt4BDL0hOV4J8tQ3fYefxjQcvVKc5o1a2PHYsO2kFALA1jq515RDZxY1CXUsLCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1aa8d2d191965d2caff36043a2c2860840b61ebf398ce951fedb3a0d2de13573","last_reissued_at":"2026-07-05T11:55:50.962856Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:55:50.962856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.13600","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":"2026-07-05T11:55:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VUjl99vERbkZ9OUT8LA6Cw7KWACOehgSTzQ9SEhpf9n9oZ87oOO5vSnfCNpGpdwawARtHDFCL6ZM2ux1Ki6CCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:40:28.490340Z"},"content_sha256":"64b2df8f173c18a0d377ee6113e768d30dab81e5fc1f4e49d993fa6dd9b1b44c","schema_version":"1.0","event_id":"sha256:64b2df8f173c18a0d377ee6113e768d30dab81e5fc1f4e49d993fa6dd9b1b44c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:DKUNFUMRSZOSZL7TMBB2FQUGBB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"In orbit operation of Resolve Filter Wheel and MXS","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Carlo Ferrigno, Caroline A. Kilbourne, Cor P. de Vries, Elisa Costantini, Erik van der Meer, F. Scott Porter, Jan Willem den Herder, Ludovic Genolet, Makoto Sawada, Martin Grim, Masahiro Tsujimoto, Maurice A. Leutenegger, Megan E. Eckart, Misaki Mizumoto, Nathalie Gorter, Rob Wolfs, Russell F. Shipman, Shunji Kitamoto, Simon Strotmann, St\\'ephane Paltani","submitted_at":"2025-08-19T08:10:39Z","abstract_excerpt":"The Resolve soft X-ray spectrometer is the high spectral resolution microcalorimeter spectrometer for the XRISM mission. In the beam of Resolve there is a filter wheel containing \\xray{} filters. In the beam also is an active calibration source (the modulated X-ray source (MXS) that can provide pulsed \\xray s to facilitate gain calibration.\n  The filter wheel consists of six filter positions. Two open positions, one $^{55}$Fe source to aid in spectrometer characterization during the commissioning phase, and three transmission filters: a neutral density filter, an optical blocking filter, and a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.13600","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/2508.13600/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":"2026-07-05T11:55:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"148fwIVcHWfjK8tuhNBlKWuAs9G9p7BnHOuoHtC4K+XGZhm4l7pc7spHv6XJcTuXz0s/2M0VHrm4jwFtLn3wDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:40:28.491321Z"},"content_sha256":"17a2244bda3b1f4106fe84c5d35cd9e7dbf9f0a8a9b1f70217b01726c10e733e","schema_version":"1.0","event_id":"sha256:17a2244bda3b1f4106fe84c5d35cd9e7dbf9f0a8a9b1f70217b01726c10e733e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DKUNFUMRSZOSZL7TMBB2FQUGBB/bundle.json","state_url":"https://pith.science/pith/DKUNFUMRSZOSZL7TMBB2FQUGBB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DKUNFUMRSZOSZL7TMBB2FQUGBB/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":"2026-08-03T18:40:28Z","links":{"resolver":"https://pith.science/pith/DKUNFUMRSZOSZL7TMBB2FQUGBB","bundle":"https://pith.science/pith/DKUNFUMRSZOSZL7TMBB2FQUGBB/bundle.json","state":"https://pith.science/pith/DKUNFUMRSZOSZL7TMBB2FQUGBB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DKUNFUMRSZOSZL7TMBB2FQUGBB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:DKUNFUMRSZOSZL7TMBB2FQUGBB","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":"32f2486258d24fa9a463465e60833e56ecfd0b43f501e08294d5e2ce3117775c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2025-08-19T08:10:39Z","title_canon_sha256":"461b436058fd7489abc10b346fc5bd274f64bf09fda9f987ab31d27cb7f9c53d"},"schema_version":"1.0","source":{"id":"2508.13600","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.13600","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"arxiv_version","alias_value":"2508.13600v1","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.13600","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"pith_short_12","alias_value":"DKUNFUMRSZOS","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"pith_short_16","alias_value":"DKUNFUMRSZOSZL7T","created_at":"2026-07-05T11:55:50Z"},{"alias_kind":"pith_short_8","alias_value":"DKUNFUMR","created_at":"2026-07-05T11:55:50Z"}],"graph_snapshots":[{"event_id":"sha256:17a2244bda3b1f4106fe84c5d35cd9e7dbf9f0a8a9b1f70217b01726c10e733e","target":"graph","created_at":"2026-07-05T11:55:50Z","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/2508.13600/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Resolve soft X-ray spectrometer is the high spectral resolution microcalorimeter spectrometer for the XRISM mission. In the beam of Resolve there is a filter wheel containing \\xray{} filters. In the beam also is an active calibration source (the modulated X-ray source (MXS) that can provide pulsed \\xray s to facilitate gain calibration.\n  The filter wheel consists of six filter positions. Two open positions, one $^{55}$Fe source to aid in spectrometer characterization during the commissioning phase, and three transmission filters: a neutral density filter, an optical blocking filter, and a","authors_text":"Carlo Ferrigno, Caroline A. Kilbourne, Cor P. de Vries, Elisa Costantini, Erik van der Meer, F. Scott Porter, Jan Willem den Herder, Ludovic Genolet, Makoto Sawada, Martin Grim, Masahiro Tsujimoto, Maurice A. Leutenegger, Megan E. Eckart, Misaki Mizumoto, Nathalie Gorter, Rob Wolfs, Russell F. Shipman, Shunji Kitamoto, Simon Strotmann, St\\'ephane Paltani","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2025-08-19T08:10:39Z","title":"In orbit operation of Resolve Filter Wheel and MXS"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.13600","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":"sha256:64b2df8f173c18a0d377ee6113e768d30dab81e5fc1f4e49d993fa6dd9b1b44c","target":"record","created_at":"2026-07-05T11:55:50Z","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":"32f2486258d24fa9a463465e60833e56ecfd0b43f501e08294d5e2ce3117775c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2025-08-19T08:10:39Z","title_canon_sha256":"461b436058fd7489abc10b346fc5bd274f64bf09fda9f987ab31d27cb7f9c53d"},"schema_version":"1.0","source":{"id":"2508.13600","kind":"arxiv","version":1}},"canonical_sha256":"1aa8d2d191965d2caff36043a2c2860840b61ebf398ce951fedb3a0d2de13573","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1aa8d2d191965d2caff36043a2c2860840b61ebf398ce951fedb3a0d2de13573","first_computed_at":"2026-07-05T11:55:50.962856Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:55:50.962856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iK/K+xFa40r2RguXq1FU/q9Kt4BDL0hOV4J8tQ3fYefxjQcvVKc5o1a2PHYsO2kFALA1jq515RDZxY1CXUsLCg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:55:50.963233Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.13600","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:64b2df8f173c18a0d377ee6113e768d30dab81e5fc1f4e49d993fa6dd9b1b44c","sha256:17a2244bda3b1f4106fe84c5d35cd9e7dbf9f0a8a9b1f70217b01726c10e733e"],"state_sha256":"b32b49f4f4dd3546c2b1d41b6de2ea7a97e186bd45fa107f687486b603828943"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7T7mFE1SEoD6sNKUHsviFochXP2QtYYopVVaJRqQDSUceCeiONCoyAeol4wq6jgHSnniELl7LFDAvK0axY5IBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T18:40:28.496494Z","bundle_sha256":"d3b5944308d96bc070b3a0de88afa5ac4e5e595c319b49476359a28c1bac48f9"}}