{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:TQIQBOYJDJO3BP5PQ5OIPVYKRG","short_pith_number":"pith:TQIQBOYJ","canonical_record":{"source":{"id":"1909.09052","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-19T15:46:45Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"1bb0d3d8c43e101ba946cf307ec3246ba76bcef5d44bf13f3083ae2ef119f99a","abstract_canon_sha256":"a0daca7e1c37ca77ccfd68ebe464647cf5d8129ac4f05aab69abdc619920ceec"},"schema_version":"1.0"},"canonical_sha256":"9c1100bb091a5db0bfaf875c87d70a89b9c4aff345dd473160c0eba92252ff0e","source":{"kind":"arxiv","id":"1909.09052","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.09052","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"arxiv_version","alias_value":"1909.09052v2","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.09052","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"pith_short_12","alias_value":"TQIQBOYJDJO3","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"pith_short_16","alias_value":"TQIQBOYJDJO3BP5P","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"pith_short_8","alias_value":"TQIQBOYJ","created_at":"2026-07-05T00:23:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:TQIQBOYJDJO3BP5PQ5OIPVYKRG","target":"record","payload":{"canonical_record":{"source":{"id":"1909.09052","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-19T15:46:45Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"1bb0d3d8c43e101ba946cf307ec3246ba76bcef5d44bf13f3083ae2ef119f99a","abstract_canon_sha256":"a0daca7e1c37ca77ccfd68ebe464647cf5d8129ac4f05aab69abdc619920ceec"},"schema_version":"1.0"},"canonical_sha256":"9c1100bb091a5db0bfaf875c87d70a89b9c4aff345dd473160c0eba92252ff0e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:23:24.226889Z","signature_b64":"Ld7tm69OS0uJQrFPmtFL5tbV6kPUYUSWoMuIVlyXD5dQzgUliW4kfowScr+VRcWDhdSpP4o6/PjgJnp4sKsrCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9c1100bb091a5db0bfaf875c87d70a89b9c4aff345dd473160c0eba92252ff0e","last_reissued_at":"2026-07-05T00:23:24.226383Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:23:24.226383Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1909.09052","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":"2026-07-05T00:23:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WxFcDvTpnPMGKWr8s+F90qHmEmW3Cm1uLOtqzbzced1ygDMu6vtzbmWDes2MzZccKQnCknVCS1gmAsNuRevZDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T06:26:17.776964Z"},"content_sha256":"c22fcf6c453e11c0fb52f75acc2db3bb3c5b49d779db890af291c2aa55ddae22","schema_version":"1.0","event_id":"sha256:c22fcf6c453e11c0fb52f75acc2db3bb3c5b49d779db890af291c2aa55ddae22"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:TQIQBOYJDJO3BP5PQ5OIPVYKRG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cosmic Ray Small-Scale Anisotropies in Quasi-Linear Theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.HE","authors_text":"Markus Ahlers (Copenhagen), Philipp Mertsch (Aachen)","submitted_at":"2019-09-19T15:46:45Z","abstract_excerpt":"The distribution of arrival directions of cosmic rays is remarkably isotropic, which is a consequence of their repeated scattering in magnetic fields. Yet, high-statistics observatories like IceCube and HAWC have revealed the presence of small-scale structures at levels of 1 part in 10,000 at hundreds of TeV, which are not expected in typical diffusion models of cosmic rays. We follow up on the suggestion that these small-scale anisotropies are a result of cosmic ray streaming in a particular realisation of the turbulent magnetic field within a few scattering lengths in our local Galactic neig"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.09052","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/1909.09052/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":"2026-07-05T00:23:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UanvvfPnpTzD6I/5uXwn60JHFCMMp1BwYBu6Xs6W6AsC075kDWkegQFtOlYfUGEPiaQwdgIDuFCR50dBd1LcCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T06:26:17.777557Z"},"content_sha256":"c9660ded51234fc28bce5b57e43c765e43a8736f9b6bb52b6d87763037414e6d","schema_version":"1.0","event_id":"sha256:c9660ded51234fc28bce5b57e43c765e43a8736f9b6bb52b6d87763037414e6d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TQIQBOYJDJO3BP5PQ5OIPVYKRG/bundle.json","state_url":"https://pith.science/pith/TQIQBOYJDJO3BP5PQ5OIPVYKRG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TQIQBOYJDJO3BP5PQ5OIPVYKRG/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":"2026-08-15T06:26:17Z","links":{"resolver":"https://pith.science/pith/TQIQBOYJDJO3BP5PQ5OIPVYKRG","bundle":"https://pith.science/pith/TQIQBOYJDJO3BP5PQ5OIPVYKRG/bundle.json","state":"https://pith.science/pith/TQIQBOYJDJO3BP5PQ5OIPVYKRG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TQIQBOYJDJO3BP5PQ5OIPVYKRG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:TQIQBOYJDJO3BP5PQ5OIPVYKRG","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":"a0daca7e1c37ca77ccfd68ebe464647cf5d8129ac4f05aab69abdc619920ceec","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-19T15:46:45Z","title_canon_sha256":"1bb0d3d8c43e101ba946cf307ec3246ba76bcef5d44bf13f3083ae2ef119f99a"},"schema_version":"1.0","source":{"id":"1909.09052","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.09052","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"arxiv_version","alias_value":"1909.09052v2","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.09052","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"pith_short_12","alias_value":"TQIQBOYJDJO3","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"pith_short_16","alias_value":"TQIQBOYJDJO3BP5P","created_at":"2026-07-05T00:23:24Z"},{"alias_kind":"pith_short_8","alias_value":"TQIQBOYJ","created_at":"2026-07-05T00:23:24Z"}],"graph_snapshots":[{"event_id":"sha256:c9660ded51234fc28bce5b57e43c765e43a8736f9b6bb52b6d87763037414e6d","target":"graph","created_at":"2026-07-05T00:23:24Z","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/1909.09052/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The distribution of arrival directions of cosmic rays is remarkably isotropic, which is a consequence of their repeated scattering in magnetic fields. Yet, high-statistics observatories like IceCube and HAWC have revealed the presence of small-scale structures at levels of 1 part in 10,000 at hundreds of TeV, which are not expected in typical diffusion models of cosmic rays. We follow up on the suggestion that these small-scale anisotropies are a result of cosmic ray streaming in a particular realisation of the turbulent magnetic field within a few scattering lengths in our local Galactic neig","authors_text":"Markus Ahlers (Copenhagen), Philipp Mertsch (Aachen)","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-19T15:46:45Z","title":"Cosmic Ray Small-Scale Anisotropies in Quasi-Linear Theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.09052","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:c22fcf6c453e11c0fb52f75acc2db3bb3c5b49d779db890af291c2aa55ddae22","target":"record","created_at":"2026-07-05T00:23:24Z","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":"a0daca7e1c37ca77ccfd68ebe464647cf5d8129ac4f05aab69abdc619920ceec","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-19T15:46:45Z","title_canon_sha256":"1bb0d3d8c43e101ba946cf307ec3246ba76bcef5d44bf13f3083ae2ef119f99a"},"schema_version":"1.0","source":{"id":"1909.09052","kind":"arxiv","version":2}},"canonical_sha256":"9c1100bb091a5db0bfaf875c87d70a89b9c4aff345dd473160c0eba92252ff0e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9c1100bb091a5db0bfaf875c87d70a89b9c4aff345dd473160c0eba92252ff0e","first_computed_at":"2026-07-05T00:23:24.226383Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:23:24.226383Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ld7tm69OS0uJQrFPmtFL5tbV6kPUYUSWoMuIVlyXD5dQzgUliW4kfowScr+VRcWDhdSpP4o6/PjgJnp4sKsrCA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:23:24.226889Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.09052","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c22fcf6c453e11c0fb52f75acc2db3bb3c5b49d779db890af291c2aa55ddae22","sha256:c9660ded51234fc28bce5b57e43c765e43a8736f9b6bb52b6d87763037414e6d"],"state_sha256":"bd87500d8b9042620f7184a4208c1159bb6eabae16174bdc96b1171c16bbac85"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TL6x2adaax/KYBfZJ1+2X4tAukHKP8hAydrvay+2ntkTUdzaJTqRsvYXDYOUlln5r5vp2OEBqhiDehJ2TQS3Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T06:26:17.781138Z","bundle_sha256":"83473ad09c97d1cc37cdbc0e635ce9a01d801c4903d5a7892d7f8fb1270fa185"}}