{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:PQ44BO3GTM6CSPUY5CEGFC7X56","short_pith_number":"pith:PQ44BO3G","canonical_record":{"source":{"id":"2306.01681","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-06-02T16:56:26Z","cross_cats_sorted":[],"title_canon_sha256":"19e2ca5d7f44208d2583cc0eec94863b176043398060c8ec989815c8238c290d","abstract_canon_sha256":"0655a326d8aeb16aebf22d766ae429a75ee59992f0d53bfac6f65b82fa6aaf4f"},"schema_version":"1.0"},"canonical_sha256":"7c39c0bb669b3c293e98e888628bf7ef99cc25a5def923402f27f663734bfb54","source":{"kind":"arxiv","id":"2306.01681","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.01681","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"arxiv_version","alias_value":"2306.01681v2","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.01681","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"pith_short_12","alias_value":"PQ44BO3GTM6C","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"pith_short_16","alias_value":"PQ44BO3GTM6CSPUY","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"pith_short_8","alias_value":"PQ44BO3G","created_at":"2026-07-05T07:54:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:PQ44BO3GTM6CSPUY5CEGFC7X56","target":"record","payload":{"canonical_record":{"source":{"id":"2306.01681","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-06-02T16:56:26Z","cross_cats_sorted":[],"title_canon_sha256":"19e2ca5d7f44208d2583cc0eec94863b176043398060c8ec989815c8238c290d","abstract_canon_sha256":"0655a326d8aeb16aebf22d766ae429a75ee59992f0d53bfac6f65b82fa6aaf4f"},"schema_version":"1.0"},"canonical_sha256":"7c39c0bb669b3c293e98e888628bf7ef99cc25a5def923402f27f663734bfb54","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:54:30.929508Z","signature_b64":"gQKelq/2Q/Lam7Clpk9z4qmVNF+J2PrADlaEteE00poTLYEePVwYMQcWf46oh30IVba2OO87IhvqUtrRj5HJCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7c39c0bb669b3c293e98e888628bf7ef99cc25a5def923402f27f663734bfb54","last_reissued_at":"2026-07-05T07:54:30.929002Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:54:30.929002Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2306.01681","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":"2026-07-05T07:54:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IxWixKbG6rPRq71AFhjlO+JujzNlw/8BxKbWiGlx458wAEMLonzX9WzqHBMfv5d+cIjBMGmSF6DlWQU20/K8CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T04:53:38.549299Z"},"content_sha256":"3d50bffed2eb47a50b917f76a699d9b52cd98e02194df76a1dc350dd30fd1db1","schema_version":"1.0","event_id":"sha256:3d50bffed2eb47a50b917f76a699d9b52cd98e02194df76a1dc350dd30fd1db1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:PQ44BO3GTM6CSPUY5CEGFC7X56","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SOFIA/HAWC+ Far-InfraRed Polarimetric Large Area CMZ Exploration (FIREPLACE) Survey I: General Results from the Pilot Program","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"C. Darren Dowell, David T. Chuss, Dylan Pare, Edward J. Wollack, Ellen Zweibel, Javad Siah, Johannes Staguhn, Jordan A. Guerra, Kaitlyn Karpovich, Mark R. Morris, Matthew J. Hankins, Natalie O. Butterfield","submitted_at":"2023-06-02T16:56:26Z","abstract_excerpt":"We present the first data release (DR1) of the Far-Infrared Polarimetric Large Area CMZ Exploration (FIREPLACE) survey. The survey was taken using the 214-micron band of the HAWC+ instrument with the SOFIA telescope (19.6$'$ resolution; 0.7 pc). In this first data release we present dust polarization observations covering a ~0.5$\\deg$ region of the Galactic Center's Central Molecular Zone (CMZ), approximately centered on the Sgr B2 complex. We detect ~25,000 Nyquist-sampled polarization pseudovectors, after applying the standard SOFIA cuts for minimum signal-to-noise in fractional polarization"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.01681","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/2306.01681/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":"2026-07-05T07:54:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UWlvz5HU8xpc+O/5lQPzzzgysXUmF3b4Stw0xl8dOb8hYNNlqAdH5t7XFOrcDbKT+OZV0MhUb9QtpX0ChKDACw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T04:53:38.549679Z"},"content_sha256":"10763b40b8afabcce2951cb40465bfc32bf784f45eb5faddbc15348fb4e207c8","schema_version":"1.0","event_id":"sha256:10763b40b8afabcce2951cb40465bfc32bf784f45eb5faddbc15348fb4e207c8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PQ44BO3GTM6CSPUY5CEGFC7X56/bundle.json","state_url":"https://pith.science/pith/PQ44BO3GTM6CSPUY5CEGFC7X56/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PQ44BO3GTM6CSPUY5CEGFC7X56/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":"2026-07-13T04:53:38Z","links":{"resolver":"https://pith.science/pith/PQ44BO3GTM6CSPUY5CEGFC7X56","bundle":"https://pith.science/pith/PQ44BO3GTM6CSPUY5CEGFC7X56/bundle.json","state":"https://pith.science/pith/PQ44BO3GTM6CSPUY5CEGFC7X56/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PQ44BO3GTM6CSPUY5CEGFC7X56/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:PQ44BO3GTM6CSPUY5CEGFC7X56","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":"0655a326d8aeb16aebf22d766ae429a75ee59992f0d53bfac6f65b82fa6aaf4f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-06-02T16:56:26Z","title_canon_sha256":"19e2ca5d7f44208d2583cc0eec94863b176043398060c8ec989815c8238c290d"},"schema_version":"1.0","source":{"id":"2306.01681","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.01681","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"arxiv_version","alias_value":"2306.01681v2","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.01681","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"pith_short_12","alias_value":"PQ44BO3GTM6C","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"pith_short_16","alias_value":"PQ44BO3GTM6CSPUY","created_at":"2026-07-05T07:54:30Z"},{"alias_kind":"pith_short_8","alias_value":"PQ44BO3G","created_at":"2026-07-05T07:54:30Z"}],"graph_snapshots":[{"event_id":"sha256:10763b40b8afabcce2951cb40465bfc32bf784f45eb5faddbc15348fb4e207c8","target":"graph","created_at":"2026-07-05T07:54:30Z","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/2306.01681/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the first data release (DR1) of the Far-Infrared Polarimetric Large Area CMZ Exploration (FIREPLACE) survey. The survey was taken using the 214-micron band of the HAWC+ instrument with the SOFIA telescope (19.6$'$ resolution; 0.7 pc). In this first data release we present dust polarization observations covering a ~0.5$\\deg$ region of the Galactic Center's Central Molecular Zone (CMZ), approximately centered on the Sgr B2 complex. We detect ~25,000 Nyquist-sampled polarization pseudovectors, after applying the standard SOFIA cuts for minimum signal-to-noise in fractional polarization","authors_text":"C. Darren Dowell, David T. Chuss, Dylan Pare, Edward J. Wollack, Ellen Zweibel, Javad Siah, Johannes Staguhn, Jordan A. Guerra, Kaitlyn Karpovich, Mark R. Morris, Matthew J. Hankins, Natalie O. Butterfield","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-06-02T16:56:26Z","title":"SOFIA/HAWC+ Far-InfraRed Polarimetric Large Area CMZ Exploration (FIREPLACE) Survey I: General Results from the Pilot Program"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.01681","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":"sha256:3d50bffed2eb47a50b917f76a699d9b52cd98e02194df76a1dc350dd30fd1db1","target":"record","created_at":"2026-07-05T07:54:30Z","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":"0655a326d8aeb16aebf22d766ae429a75ee59992f0d53bfac6f65b82fa6aaf4f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-06-02T16:56:26Z","title_canon_sha256":"19e2ca5d7f44208d2583cc0eec94863b176043398060c8ec989815c8238c290d"},"schema_version":"1.0","source":{"id":"2306.01681","kind":"arxiv","version":2}},"canonical_sha256":"7c39c0bb669b3c293e98e888628bf7ef99cc25a5def923402f27f663734bfb54","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7c39c0bb669b3c293e98e888628bf7ef99cc25a5def923402f27f663734bfb54","first_computed_at":"2026-07-05T07:54:30.929002Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:54:30.929002Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gQKelq/2Q/Lam7Clpk9z4qmVNF+J2PrADlaEteE00poTLYEePVwYMQcWf46oh30IVba2OO87IhvqUtrRj5HJCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:54:30.929508Z","signed_message":"canonical_sha256_bytes"},"source_id":"2306.01681","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3d50bffed2eb47a50b917f76a699d9b52cd98e02194df76a1dc350dd30fd1db1","sha256:10763b40b8afabcce2951cb40465bfc32bf784f45eb5faddbc15348fb4e207c8"],"state_sha256":"1f8cf066bf5c6091186527b785033afc7f6a39891046a2566f4e9f2d6dee6fe8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"66fObyRsEIWvW+TF1xf9sZz+FvOqO1SvP0DD+zwUBX0UgSdZNThFxWYJWJlkYBrtvJ4zq6kHHWZhAi6OwaN/Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-13T04:53:38.551784Z","bundle_sha256":"0f76c1185fc3481465ae59d909b95e70242a8212dbafcad6412c0fc9f4a864e7"}}