{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:2274J25WME2BKM2MN53RTQ237E","short_pith_number":"pith:2274J25W","canonical_record":{"source":{"id":"1710.04323","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-10-11T22:29:33Z","cross_cats_sorted":["astro-ph.IM","hep-ph","quant-ph"],"title_canon_sha256":"a68547c1b3bdfede921200ff7540aaeec8cd669046c7d61f690951db29ca1beb","abstract_canon_sha256":"1d94b559cd117bc99041d1b33912ad8bbf8f55d3143e47c968847e7c2f3d91a1"},"schema_version":"1.0"},"canonical_sha256":"d6bfc4ebb6613415334c6f7719c35bf901d3b9fede13cc4e2b5f3c88cfd9325b","source":{"kind":"arxiv","id":"1710.04323","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.04323","created_at":"2026-05-18T00:23:32Z"},{"alias_kind":"arxiv_version","alias_value":"1710.04323v2","created_at":"2026-05-18T00:23:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.04323","created_at":"2026-05-18T00:23:32Z"},{"alias_kind":"pith_short_12","alias_value":"2274J25WME2B","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"2274J25WME2BKM2M","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"2274J25W","created_at":"2026-05-18T12:30:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:2274J25WME2BKM2MN53RTQ237E","target":"record","payload":{"canonical_record":{"source":{"id":"1710.04323","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-10-11T22:29:33Z","cross_cats_sorted":["astro-ph.IM","hep-ph","quant-ph"],"title_canon_sha256":"a68547c1b3bdfede921200ff7540aaeec8cd669046c7d61f690951db29ca1beb","abstract_canon_sha256":"1d94b559cd117bc99041d1b33912ad8bbf8f55d3143e47c968847e7c2f3d91a1"},"schema_version":"1.0"},"canonical_sha256":"d6bfc4ebb6613415334c6f7719c35bf901d3b9fede13cc4e2b5f3c88cfd9325b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:23:32.600982Z","signature_b64":"bbs4kHdnHLSzVSUP8hdYv0URRfd3KT09gfk1UxsHvrx+dg+wS/GSm/SlcK6MCgLr67WWHwTcm9nW/8mdR7v0Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d6bfc4ebb6613415334c6f7719c35bf901d3b9fede13cc4e2b5f3c88cfd9325b","last_reissued_at":"2026-05-18T00:23:32.600274Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:23:32.600274Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.04323","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":"2026-05-18T00:23:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aC5JKGH0P3UXIEEFjMD925YAk25Gsd4cLp8mzWAj0ItjodpgCBBeJktTbYohcRpVvzFk2ECqdjaW+VIV7fSjAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T07:59:57.500497Z"},"content_sha256":"6b0f374f75c73a18af89f4f79a265cd2673e056226b4fac1975bcecae89a8da5","schema_version":"1.0","event_id":"sha256:6b0f374f75c73a18af89f4f79a265cd2673e056226b4fac1975bcecae89a8da5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:2274J25WME2BKM2MN53RTQ237E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Searching for axion stars and Q-balls with a terrestrial magnetometer network","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","hep-ph","quant-ph"],"primary_cat":"physics.atom-ph","authors_text":"A. Weis, A. Wickenbrock, D. Budker, D. F. Jackson Kimball, J. Eby, M. Pospelov, S. Pustelny, T. Scholtes, Y. V. Stadnik","submitted_at":"2017-10-11T22:29:33Z","abstract_excerpt":"Light (pseudo-)scalar fields are promising candidates to be the dark matter in the Universe. Under certain initial conditions in the early Universe and/or with certain types of self-interactions, they can form compact dark-matter objects such as axion stars or Q-balls. Direct encounters with such objects can be searched for by using a global network of atomic magnetometers. It is shown that for a range of masses and radii not ruled out by existing observations, the terrestrial encounter rate with axion stars or Q-balls can be sufficiently high (at least once per year) for a detection. Furtherm"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.04323","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":"2026-05-18T00:23:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"er88DFprqPmYSSo9SbUIkIqoY7Lt+5XGDMiDE1C9WEH/xI/lSa8SDa1uRWuAnKgosWOvFansC8x5UeOKk4dKDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T07:59:57.501041Z"},"content_sha256":"d85c759e49dc211f36e9f6ebb5f2bd34a9e2f1dcb2abc7be59a61ec23551f85c","schema_version":"1.0","event_id":"sha256:d85c759e49dc211f36e9f6ebb5f2bd34a9e2f1dcb2abc7be59a61ec23551f85c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2274J25WME2BKM2MN53RTQ237E/bundle.json","state_url":"https://pith.science/pith/2274J25WME2BKM2MN53RTQ237E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2274J25WME2BKM2MN53RTQ237E/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":"2026-05-25T07:59:57Z","links":{"resolver":"https://pith.science/pith/2274J25WME2BKM2MN53RTQ237E","bundle":"https://pith.science/pith/2274J25WME2BKM2MN53RTQ237E/bundle.json","state":"https://pith.science/pith/2274J25WME2BKM2MN53RTQ237E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2274J25WME2BKM2MN53RTQ237E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:2274J25WME2BKM2MN53RTQ237E","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":"1d94b559cd117bc99041d1b33912ad8bbf8f55d3143e47c968847e7c2f3d91a1","cross_cats_sorted":["astro-ph.IM","hep-ph","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-10-11T22:29:33Z","title_canon_sha256":"a68547c1b3bdfede921200ff7540aaeec8cd669046c7d61f690951db29ca1beb"},"schema_version":"1.0","source":{"id":"1710.04323","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.04323","created_at":"2026-05-18T00:23:32Z"},{"alias_kind":"arxiv_version","alias_value":"1710.04323v2","created_at":"2026-05-18T00:23:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.04323","created_at":"2026-05-18T00:23:32Z"},{"alias_kind":"pith_short_12","alias_value":"2274J25WME2B","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"2274J25WME2BKM2M","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"2274J25W","created_at":"2026-05-18T12:30:55Z"}],"graph_snapshots":[{"event_id":"sha256:d85c759e49dc211f36e9f6ebb5f2bd34a9e2f1dcb2abc7be59a61ec23551f85c","target":"graph","created_at":"2026-05-18T00:23:32Z","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"},"paper":{"abstract_excerpt":"Light (pseudo-)scalar fields are promising candidates to be the dark matter in the Universe. Under certain initial conditions in the early Universe and/or with certain types of self-interactions, they can form compact dark-matter objects such as axion stars or Q-balls. Direct encounters with such objects can be searched for by using a global network of atomic magnetometers. It is shown that for a range of masses and radii not ruled out by existing observations, the terrestrial encounter rate with axion stars or Q-balls can be sufficiently high (at least once per year) for a detection. Furtherm","authors_text":"A. Weis, A. Wickenbrock, D. Budker, D. F. Jackson Kimball, J. Eby, M. Pospelov, S. Pustelny, T. Scholtes, Y. V. Stadnik","cross_cats":["astro-ph.IM","hep-ph","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-10-11T22:29:33Z","title":"Searching for axion stars and Q-balls with a terrestrial magnetometer network"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.04323","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":"sha256:6b0f374f75c73a18af89f4f79a265cd2673e056226b4fac1975bcecae89a8da5","target":"record","created_at":"2026-05-18T00:23:32Z","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":"1d94b559cd117bc99041d1b33912ad8bbf8f55d3143e47c968847e7c2f3d91a1","cross_cats_sorted":["astro-ph.IM","hep-ph","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-10-11T22:29:33Z","title_canon_sha256":"a68547c1b3bdfede921200ff7540aaeec8cd669046c7d61f690951db29ca1beb"},"schema_version":"1.0","source":{"id":"1710.04323","kind":"arxiv","version":2}},"canonical_sha256":"d6bfc4ebb6613415334c6f7719c35bf901d3b9fede13cc4e2b5f3c88cfd9325b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d6bfc4ebb6613415334c6f7719c35bf901d3b9fede13cc4e2b5f3c88cfd9325b","first_computed_at":"2026-05-18T00:23:32.600274Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:23:32.600274Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bbs4kHdnHLSzVSUP8hdYv0URRfd3KT09gfk1UxsHvrx+dg+wS/GSm/SlcK6MCgLr67WWHwTcm9nW/8mdR7v0Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:23:32.600982Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.04323","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b0f374f75c73a18af89f4f79a265cd2673e056226b4fac1975bcecae89a8da5","sha256:d85c759e49dc211f36e9f6ebb5f2bd34a9e2f1dcb2abc7be59a61ec23551f85c"],"state_sha256":"238c519dbb47a2a1ff2932dc10e610198d6ae7766badfcba10d15bab90af4439"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bvVgsYGp9PSSJsqHRsYt2qrhA4g1q7t8QdtXJB9DBrOwUCybJTfwn6QUszVquDoUZhI6uULAC+sn7HSTDYv3Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T07:59:57.504440Z","bundle_sha256":"20c82e5360065e627da8a13ae38d6b66541828e3dc44e7d307f6cc7d7fbd27cd"}}