{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:4F65LLFFWDWDXJDPAWEXEVYBUA","short_pith_number":"pith:4F65LLFF","canonical_record":{"source":{"id":"1306.3114","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-06-13T14:19:26Z","cross_cats_sorted":[],"title_canon_sha256":"3827b0797be618ee7118948e41184918dd3f6eea19d9707f11511dbff373fd5c","abstract_canon_sha256":"196990142a5a30992924e6c42e86dd600cd3c55955a4c5d797121e8b11f98959"},"schema_version":"1.0"},"canonical_sha256":"e17dd5aca5b0ec3ba46f0589725701a00672b79fdacf44218d80c62169e6fa2d","source":{"kind":"arxiv","id":"1306.3114","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.3114","created_at":"2026-05-18T01:49:22Z"},{"alias_kind":"arxiv_version","alias_value":"1306.3114v1","created_at":"2026-05-18T01:49:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.3114","created_at":"2026-05-18T01:49:22Z"},{"alias_kind":"pith_short_12","alias_value":"4F65LLFFWDWD","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"4F65LLFFWDWDXJDP","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"4F65LLFF","created_at":"2026-05-18T12:27:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:4F65LLFFWDWDXJDPAWEXEVYBUA","target":"record","payload":{"canonical_record":{"source":{"id":"1306.3114","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-06-13T14:19:26Z","cross_cats_sorted":[],"title_canon_sha256":"3827b0797be618ee7118948e41184918dd3f6eea19d9707f11511dbff373fd5c","abstract_canon_sha256":"196990142a5a30992924e6c42e86dd600cd3c55955a4c5d797121e8b11f98959"},"schema_version":"1.0"},"canonical_sha256":"e17dd5aca5b0ec3ba46f0589725701a00672b79fdacf44218d80c62169e6fa2d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:49:22.768078Z","signature_b64":"Vbo7Z8tQxoAtcO6gDnRATg9a8yWuxdWyMull7ui24UpmdyAWz03PnqgtJwDXh+2mdTg6A2Xa+ijGGesffxW1Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e17dd5aca5b0ec3ba46f0589725701a00672b79fdacf44218d80c62169e6fa2d","last_reissued_at":"2026-05-18T01:49:22.767633Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:49:22.767633Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.3114","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":"2026-05-18T01:49:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"28ThH+18JsIyAB7A/cUvy0USn5DvPBC3wfIQyiFBJkqTOaH4/4mgeADoO/aqAjitA69vCrfZbAAtS3cA9/5TAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T05:36:55.444957Z"},"content_sha256":"ce27b822a9012f88d992964384cc2c7d590791128b082eef91b05e30183454ab","schema_version":"1.0","event_id":"sha256:ce27b822a9012f88d992964384cc2c7d590791128b082eef91b05e30183454ab"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:4F65LLFFWDWDXJDPAWEXEVYBUA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Can the Differential Emission Measure constrain the timescale of energy deposition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Chlo\\'e Guennou, Fr\\'ed\\'eric Auch\\`ere, James A. Klimchuk, Karine Bocchialini, Susanna Parenti","submitted_at":"2013-06-13T14:19:26Z","abstract_excerpt":"In this paper, the ability of the Hinode/EIS instrument to detect radiative signatures of coronal heating is investigated. Recent observational studies of AR cores suggest that both the low and high frequency heating mechanisms are consistent with observations. Distinguishing between these possibilities is important for identifying the physical mechanism(s) of the heating. The Differential Emission Measure (DEM) tool is one diagnostic that allows to make this distinction, through the amplitude of the DEM slope coolward of the coronal peak. It is therefore crucial to understand the uncertaintie"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.3114","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":""},"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":"2026-05-18T01:49:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LeKsgmJVwIQpuDe+Ah6SrXPfjYl2TrI8mfobUd3XjUpoCDQ13W7bvYUw25QCyJddee2/Nn+5hpy5sJ3UaDhEAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T05:36:55.445578Z"},"content_sha256":"e7b8e8941f64cdb2addc8040d78d625744b5aa3672705c10c2692072da950224","schema_version":"1.0","event_id":"sha256:e7b8e8941f64cdb2addc8040d78d625744b5aa3672705c10c2692072da950224"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4F65LLFFWDWDXJDPAWEXEVYBUA/bundle.json","state_url":"https://pith.science/pith/4F65LLFFWDWDXJDPAWEXEVYBUA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4F65LLFFWDWDXJDPAWEXEVYBUA/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":"2026-06-01T05:36:55Z","links":{"resolver":"https://pith.science/pith/4F65LLFFWDWDXJDPAWEXEVYBUA","bundle":"https://pith.science/pith/4F65LLFFWDWDXJDPAWEXEVYBUA/bundle.json","state":"https://pith.science/pith/4F65LLFFWDWDXJDPAWEXEVYBUA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4F65LLFFWDWDXJDPAWEXEVYBUA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:4F65LLFFWDWDXJDPAWEXEVYBUA","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":"196990142a5a30992924e6c42e86dd600cd3c55955a4c5d797121e8b11f98959","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-06-13T14:19:26Z","title_canon_sha256":"3827b0797be618ee7118948e41184918dd3f6eea19d9707f11511dbff373fd5c"},"schema_version":"1.0","source":{"id":"1306.3114","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.3114","created_at":"2026-05-18T01:49:22Z"},{"alias_kind":"arxiv_version","alias_value":"1306.3114v1","created_at":"2026-05-18T01:49:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.3114","created_at":"2026-05-18T01:49:22Z"},{"alias_kind":"pith_short_12","alias_value":"4F65LLFFWDWD","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"4F65LLFFWDWDXJDP","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"4F65LLFF","created_at":"2026-05-18T12:27:32Z"}],"graph_snapshots":[{"event_id":"sha256:e7b8e8941f64cdb2addc8040d78d625744b5aa3672705c10c2692072da950224","target":"graph","created_at":"2026-05-18T01:49:22Z","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"},"paper":{"abstract_excerpt":"In this paper, the ability of the Hinode/EIS instrument to detect radiative signatures of coronal heating is investigated. Recent observational studies of AR cores suggest that both the low and high frequency heating mechanisms are consistent with observations. Distinguishing between these possibilities is important for identifying the physical mechanism(s) of the heating. The Differential Emission Measure (DEM) tool is one diagnostic that allows to make this distinction, through the amplitude of the DEM slope coolward of the coronal peak. It is therefore crucial to understand the uncertaintie","authors_text":"Chlo\\'e Guennou, Fr\\'ed\\'eric Auch\\`ere, James A. Klimchuk, Karine Bocchialini, Susanna Parenti","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-06-13T14:19:26Z","title":"Can the Differential Emission Measure constrain the timescale of energy deposition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.3114","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:ce27b822a9012f88d992964384cc2c7d590791128b082eef91b05e30183454ab","target":"record","created_at":"2026-05-18T01:49:22Z","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":"196990142a5a30992924e6c42e86dd600cd3c55955a4c5d797121e8b11f98959","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-06-13T14:19:26Z","title_canon_sha256":"3827b0797be618ee7118948e41184918dd3f6eea19d9707f11511dbff373fd5c"},"schema_version":"1.0","source":{"id":"1306.3114","kind":"arxiv","version":1}},"canonical_sha256":"e17dd5aca5b0ec3ba46f0589725701a00672b79fdacf44218d80c62169e6fa2d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e17dd5aca5b0ec3ba46f0589725701a00672b79fdacf44218d80c62169e6fa2d","first_computed_at":"2026-05-18T01:49:22.767633Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:49:22.767633Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Vbo7Z8tQxoAtcO6gDnRATg9a8yWuxdWyMull7ui24UpmdyAWz03PnqgtJwDXh+2mdTg6A2Xa+ijGGesffxW1Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:49:22.768078Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.3114","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce27b822a9012f88d992964384cc2c7d590791128b082eef91b05e30183454ab","sha256:e7b8e8941f64cdb2addc8040d78d625744b5aa3672705c10c2692072da950224"],"state_sha256":"b31123972c9121ecbe45e7b4d26882d6afdb60016622b46d96360bb4ef319fc3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FWWLs3RmVpjSRBqwsHcCtN+HavfmrzmQxqY9M60GbWtV37JjvJERVjrQCp7DM14g/VBvg9mBVHZEgt6DfkPMBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T05:36:55.448816Z","bundle_sha256":"4250a0757c437e4981644728a7bede812c53c9394c9675ffb869492efd57723e"}}