{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:JM4D5L7GHD7LRQ2VTOWGSIIO5I","short_pith_number":"pith:JM4D5L7G","canonical_record":{"source":{"id":"2008.03278","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-08-07T17:30:50Z","cross_cats_sorted":[],"title_canon_sha256":"9d548acd2656e3adc96281b4025f9e72052621de4090da81c71c12eee413a4ae","abstract_canon_sha256":"05388d5d02b8f2e2611f7c805fe09b49bf334e38a963e8ea8ab4ca8a805078f8"},"schema_version":"1.0"},"canonical_sha256":"4b383eafe638feb8c3559bac69210eea1935cc8858dfd779ba1d0205d27dd192","source":{"kind":"arxiv","id":"2008.03278","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.03278","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"arxiv_version","alias_value":"2008.03278v1","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.03278","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"pith_short_12","alias_value":"JM4D5L7GHD7L","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"pith_short_16","alias_value":"JM4D5L7GHD7LRQ2V","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"pith_short_8","alias_value":"JM4D5L7G","created_at":"2026-07-05T01:25:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:JM4D5L7GHD7LRQ2VTOWGSIIO5I","target":"record","payload":{"canonical_record":{"source":{"id":"2008.03278","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-08-07T17:30:50Z","cross_cats_sorted":[],"title_canon_sha256":"9d548acd2656e3adc96281b4025f9e72052621de4090da81c71c12eee413a4ae","abstract_canon_sha256":"05388d5d02b8f2e2611f7c805fe09b49bf334e38a963e8ea8ab4ca8a805078f8"},"schema_version":"1.0"},"canonical_sha256":"4b383eafe638feb8c3559bac69210eea1935cc8858dfd779ba1d0205d27dd192","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:25:32.482950Z","signature_b64":"QGIz1oSD16VeLNOtwUG0zm0k9zVacv2T3GYJkrjzzSSrcY7tgt9ASUiq+j7qXBbFzYhH/s3ve1QIwfTowcf7DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b383eafe638feb8c3559bac69210eea1935cc8858dfd779ba1d0205d27dd192","last_reissued_at":"2026-07-05T01:25:32.482486Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:25:32.482486Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.03278","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":"2026-07-05T01:25:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9krVSZarMZaNBgkJwFgBh+KYWePgHlOHskW+fJh9t5ZW2LmSY5DnnqiJQDOAFRQ9laQC5NXqldYd3nUgn2bhCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T21:11:20.163133Z"},"content_sha256":"378be750e79411e2ac7a01a57e91940a6c685f6a0edbb1df11cfe6166215b55a","schema_version":"1.0","event_id":"sha256:378be750e79411e2ac7a01a57e91940a6c685f6a0edbb1df11cfe6166215b55a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:JM4D5L7GHD7LRQ2VTOWGSIIO5I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mapping Local Interstellar Medium With Diffuse Interstellar Bands","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Ernst Paunzen, Martin Piecka","submitted_at":"2020-08-07T17:30:50Z","abstract_excerpt":"With the use of the data from archives, we studied the correlations between the equivalent widths of four diffuse interstellar bands (4430$\\r{A}$, 5780$\\r{A}$, 5797$\\r{A}$, 6284$\\r{A}$) and properties of the target stars (colour excess values, distances and Galactic coordinates). Many different plots of the diffuse interstellar bands and their maps were produced and further analysed. There appears to be a structure in the plot of equivalent widths of 5780$\\r{A}$ DIB (and 6284$\\r{A}$ DIB) against the Galactic $x$-coordinate. The structure is well defined below $\\sim150$ m$\\r{A}$ and within $|x|"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.03278","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/2008.03278/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":"2026-07-05T01:25:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gm2dxzRTdbXRmKyJiCda8W53hcpjTUNAQxbjlaM/N6PiKCYEkIYDU9gxEYr6ORJesUZ5wx0mJkxApZJ1xvBXCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T21:11:20.163521Z"},"content_sha256":"24c25bff38530477c0f5ba5c51291dd49adc92baadf70a2b38993436f78cc256","schema_version":"1.0","event_id":"sha256:24c25bff38530477c0f5ba5c51291dd49adc92baadf70a2b38993436f78cc256"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JM4D5L7GHD7LRQ2VTOWGSIIO5I/bundle.json","state_url":"https://pith.science/pith/JM4D5L7GHD7LRQ2VTOWGSIIO5I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JM4D5L7GHD7LRQ2VTOWGSIIO5I/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":"2026-07-06T21:11:20Z","links":{"resolver":"https://pith.science/pith/JM4D5L7GHD7LRQ2VTOWGSIIO5I","bundle":"https://pith.science/pith/JM4D5L7GHD7LRQ2VTOWGSIIO5I/bundle.json","state":"https://pith.science/pith/JM4D5L7GHD7LRQ2VTOWGSIIO5I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JM4D5L7GHD7LRQ2VTOWGSIIO5I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:JM4D5L7GHD7LRQ2VTOWGSIIO5I","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":"05388d5d02b8f2e2611f7c805fe09b49bf334e38a963e8ea8ab4ca8a805078f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-08-07T17:30:50Z","title_canon_sha256":"9d548acd2656e3adc96281b4025f9e72052621de4090da81c71c12eee413a4ae"},"schema_version":"1.0","source":{"id":"2008.03278","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.03278","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"arxiv_version","alias_value":"2008.03278v1","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.03278","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"pith_short_12","alias_value":"JM4D5L7GHD7L","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"pith_short_16","alias_value":"JM4D5L7GHD7LRQ2V","created_at":"2026-07-05T01:25:32Z"},{"alias_kind":"pith_short_8","alias_value":"JM4D5L7G","created_at":"2026-07-05T01:25:32Z"}],"graph_snapshots":[{"event_id":"sha256:24c25bff38530477c0f5ba5c51291dd49adc92baadf70a2b38993436f78cc256","target":"graph","created_at":"2026-07-05T01:25:32Z","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/2008.03278/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"With the use of the data from archives, we studied the correlations between the equivalent widths of four diffuse interstellar bands (4430$\\r{A}$, 5780$\\r{A}$, 5797$\\r{A}$, 6284$\\r{A}$) and properties of the target stars (colour excess values, distances and Galactic coordinates). Many different plots of the diffuse interstellar bands and their maps were produced and further analysed. There appears to be a structure in the plot of equivalent widths of 5780$\\r{A}$ DIB (and 6284$\\r{A}$ DIB) against the Galactic $x$-coordinate. The structure is well defined below $\\sim150$ m$\\r{A}$ and within $|x|","authors_text":"Ernst Paunzen, Martin Piecka","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-08-07T17:30:50Z","title":"Mapping Local Interstellar Medium With Diffuse Interstellar Bands"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.03278","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":"sha256:378be750e79411e2ac7a01a57e91940a6c685f6a0edbb1df11cfe6166215b55a","target":"record","created_at":"2026-07-05T01:25:32Z","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":"05388d5d02b8f2e2611f7c805fe09b49bf334e38a963e8ea8ab4ca8a805078f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-08-07T17:30:50Z","title_canon_sha256":"9d548acd2656e3adc96281b4025f9e72052621de4090da81c71c12eee413a4ae"},"schema_version":"1.0","source":{"id":"2008.03278","kind":"arxiv","version":1}},"canonical_sha256":"4b383eafe638feb8c3559bac69210eea1935cc8858dfd779ba1d0205d27dd192","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b383eafe638feb8c3559bac69210eea1935cc8858dfd779ba1d0205d27dd192","first_computed_at":"2026-07-05T01:25:32.482486Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:25:32.482486Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QGIz1oSD16VeLNOtwUG0zm0k9zVacv2T3GYJkrjzzSSrcY7tgt9ASUiq+j7qXBbFzYhH/s3ve1QIwfTowcf7DA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:25:32.482950Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.03278","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:378be750e79411e2ac7a01a57e91940a6c685f6a0edbb1df11cfe6166215b55a","sha256:24c25bff38530477c0f5ba5c51291dd49adc92baadf70a2b38993436f78cc256"],"state_sha256":"d8d7c1213dee79867626bb019d1cf916fb5eff6f5b374851564abe14e0fc205e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OncKJpG09GAUfKrlFt9kpOK9khmWXWLIwBdpC7+tU0fjrqyKWuRoaKAJkQftuU5TWr/fnDPBCiMGFWM0xwD6Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T21:11:20.165568Z","bundle_sha256":"2720cccdd0b66f649ae08b45b5398f73591122a5b1b65539a6dbffb9f66a2eee"}}