{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:ACYXUQVK6FSRGWE5NWP7Q2FKWA","short_pith_number":"pith:ACYXUQVK","canonical_record":{"source":{"id":"1612.02331","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-07T16:57:21Z","cross_cats_sorted":[],"title_canon_sha256":"9327e316fa22ebf1215321b90eec53141dd17735e385a55817d5bf33aa139c15","abstract_canon_sha256":"b60309ad594b7f3828fb2323af732a247702ea3317f5288b0bde1d256a22385d"},"schema_version":"1.0"},"canonical_sha256":"00b17a42aaf16513589d6d9ff868aab0330d94ac7b16d4d3ae8fad53429c0628","source":{"kind":"arxiv","id":"1612.02331","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.02331","created_at":"2026-05-17T23:59:33Z"},{"alias_kind":"arxiv_version","alias_value":"1612.02331v2","created_at":"2026-05-17T23:59:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.02331","created_at":"2026-05-17T23:59:33Z"},{"alias_kind":"pith_short_12","alias_value":"ACYXUQVK6FSR","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ACYXUQVK6FSRGWE5","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ACYXUQVK","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:ACYXUQVK6FSRGWE5NWP7Q2FKWA","target":"record","payload":{"canonical_record":{"source":{"id":"1612.02331","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-07T16:57:21Z","cross_cats_sorted":[],"title_canon_sha256":"9327e316fa22ebf1215321b90eec53141dd17735e385a55817d5bf33aa139c15","abstract_canon_sha256":"b60309ad594b7f3828fb2323af732a247702ea3317f5288b0bde1d256a22385d"},"schema_version":"1.0"},"canonical_sha256":"00b17a42aaf16513589d6d9ff868aab0330d94ac7b16d4d3ae8fad53429c0628","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:59:33.446201Z","signature_b64":"YxnGpqs9nqYx6gV2CuMvYK2/493fiCx+wx6tOaij1HFNg8bQrGAl9p2ncLdI7cvKMKAqncAq8Dk2fZrtr5joCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"00b17a42aaf16513589d6d9ff868aab0330d94ac7b16d4d3ae8fad53429c0628","last_reissued_at":"2026-05-17T23:59:33.445590Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:59:33.445590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.02331","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":"2026-05-17T23:59:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BeyzTomc0WSXM3K4le1aL/KzmIcF9cn87OKDfQ1siKlRuKJ388faLDMbChVx1JSoAxgvOShTKZqhrJvTNnonCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T15:35:32.321465Z"},"content_sha256":"17021fa5066742a64dc6dad2587a4a62d2e7ad6d9d9e64b27c8743e370c39c50","schema_version":"1.0","event_id":"sha256:17021fa5066742a64dc6dad2587a4a62d2e7ad6d9d9e64b27c8743e370c39c50"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:ACYXUQVK6FSRGWE5NWP7Q2FKWA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Diffusion of charged particles in a stochastic force-free magnetic field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. M. Kiselev, Ya. N. Istomin","submitted_at":"2016-12-07T16:57:21Z","abstract_excerpt":"We study diffusion of charged particles in stationary stochastic magnetic field ${\\bf B}$ with zero mean, $\\langle {\\bf B} \\rangle = 0 $. In the case when electric current is carried by electrons, the field is force-free, $\\mathrm{curl} \\,{\\bf B} = \\alpha{\\bf B} $, where $\\alpha({\\bf r})$ is an arbitrary scalar function. In a small region where the function $\\alpha $ and the field magnitude $|{\\bf B}|$ are approximately constant, the equations of motion of charged particles are integrated and reduced to the equation of mathematical pendulum. The transition from trapped to untrapped particles i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.02331","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":""},"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":"2026-05-17T23:59:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7zNlDF3nRG1qI/LS9/VDtAFmqMgU10cDToPsmDillMiQlIxYcS8HQeqIP9VJIeDLSpyoXtzo4xNmJPeH/IDgDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T15:35:32.321817Z"},"content_sha256":"bbcfcba0303928bdb1cfa5263b2ab7f3d521118ad6c8abdbe837942e379c0ee1","schema_version":"1.0","event_id":"sha256:bbcfcba0303928bdb1cfa5263b2ab7f3d521118ad6c8abdbe837942e379c0ee1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ACYXUQVK6FSRGWE5NWP7Q2FKWA/bundle.json","state_url":"https://pith.science/pith/ACYXUQVK6FSRGWE5NWP7Q2FKWA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ACYXUQVK6FSRGWE5NWP7Q2FKWA/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":"2026-06-23T15:35:32Z","links":{"resolver":"https://pith.science/pith/ACYXUQVK6FSRGWE5NWP7Q2FKWA","bundle":"https://pith.science/pith/ACYXUQVK6FSRGWE5NWP7Q2FKWA/bundle.json","state":"https://pith.science/pith/ACYXUQVK6FSRGWE5NWP7Q2FKWA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ACYXUQVK6FSRGWE5NWP7Q2FKWA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:ACYXUQVK6FSRGWE5NWP7Q2FKWA","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":"b60309ad594b7f3828fb2323af732a247702ea3317f5288b0bde1d256a22385d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-07T16:57:21Z","title_canon_sha256":"9327e316fa22ebf1215321b90eec53141dd17735e385a55817d5bf33aa139c15"},"schema_version":"1.0","source":{"id":"1612.02331","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.02331","created_at":"2026-05-17T23:59:33Z"},{"alias_kind":"arxiv_version","alias_value":"1612.02331v2","created_at":"2026-05-17T23:59:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.02331","created_at":"2026-05-17T23:59:33Z"},{"alias_kind":"pith_short_12","alias_value":"ACYXUQVK6FSR","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ACYXUQVK6FSRGWE5","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ACYXUQVK","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:bbcfcba0303928bdb1cfa5263b2ab7f3d521118ad6c8abdbe837942e379c0ee1","target":"graph","created_at":"2026-05-17T23:59:33Z","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":"We study diffusion of charged particles in stationary stochastic magnetic field ${\\bf B}$ with zero mean, $\\langle {\\bf B} \\rangle = 0 $. In the case when electric current is carried by electrons, the field is force-free, $\\mathrm{curl} \\,{\\bf B} = \\alpha{\\bf B} $, where $\\alpha({\\bf r})$ is an arbitrary scalar function. In a small region where the function $\\alpha $ and the field magnitude $|{\\bf B}|$ are approximately constant, the equations of motion of charged particles are integrated and reduced to the equation of mathematical pendulum. The transition from trapped to untrapped particles i","authors_text":"A. M. Kiselev, Ya. N. Istomin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-07T16:57:21Z","title":"Diffusion of charged particles in a stochastic force-free magnetic field"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.02331","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":"sha256:17021fa5066742a64dc6dad2587a4a62d2e7ad6d9d9e64b27c8743e370c39c50","target":"record","created_at":"2026-05-17T23:59:33Z","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":"b60309ad594b7f3828fb2323af732a247702ea3317f5288b0bde1d256a22385d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-07T16:57:21Z","title_canon_sha256":"9327e316fa22ebf1215321b90eec53141dd17735e385a55817d5bf33aa139c15"},"schema_version":"1.0","source":{"id":"1612.02331","kind":"arxiv","version":2}},"canonical_sha256":"00b17a42aaf16513589d6d9ff868aab0330d94ac7b16d4d3ae8fad53429c0628","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"00b17a42aaf16513589d6d9ff868aab0330d94ac7b16d4d3ae8fad53429c0628","first_computed_at":"2026-05-17T23:59:33.445590Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:33.445590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YxnGpqs9nqYx6gV2CuMvYK2/493fiCx+wx6tOaij1HFNg8bQrGAl9p2ncLdI7cvKMKAqncAq8Dk2fZrtr5joCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:33.446201Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.02331","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:17021fa5066742a64dc6dad2587a4a62d2e7ad6d9d9e64b27c8743e370c39c50","sha256:bbcfcba0303928bdb1cfa5263b2ab7f3d521118ad6c8abdbe837942e379c0ee1"],"state_sha256":"f3983e015f6b6f439a12e8142cbdf66b802caec7ff63964a3fb03c227c7bda66"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v0jShzk0RIrcAuMSG9P2UTmCVbZWqJKpYpXcnKGIoxcvU5ZUaAy9bGPDzequoefmsQ8QYe8/Pu3L6qmPCuH0AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T15:35:32.323822Z","bundle_sha256":"0938097900eb321a245f7c095af3b5ef7e32d97bc8a63bc4101ec3bd5e503eb7"}}