{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:Z67PNOU435UQVUGCCOOIKPV62T","short_pith_number":"pith:Z67PNOU4","canonical_record":{"source":{"id":"1306.6088","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-25T20:56:42Z","cross_cats_sorted":["astro-ph.CO","hep-ex"],"title_canon_sha256":"48ab89d9f696d2036ea9f4e4b65b6b134038ea7b508e5ac6e2adcdf94f6c7f58","abstract_canon_sha256":"b15aeb3c3c4b9e45343f8ef48c87c56038401340c482328da10719a2d53c162d"},"schema_version":"1.0"},"canonical_sha256":"cfbef6ba9cdf690ad0c2139c853ebed4f65371d98ff48f316397ed9a222f0c7c","source":{"kind":"arxiv","id":"1306.6088","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.6088","created_at":"2026-05-18T03:13:45Z"},{"alias_kind":"arxiv_version","alias_value":"1306.6088v2","created_at":"2026-05-18T03:13:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.6088","created_at":"2026-05-18T03:13:45Z"},{"alias_kind":"pith_short_12","alias_value":"Z67PNOU435UQ","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"Z67PNOU435UQVUGC","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"Z67PNOU4","created_at":"2026-05-18T12:28:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:Z67PNOU435UQVUGCCOOIKPV62T","target":"record","payload":{"canonical_record":{"source":{"id":"1306.6088","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-25T20:56:42Z","cross_cats_sorted":["astro-ph.CO","hep-ex"],"title_canon_sha256":"48ab89d9f696d2036ea9f4e4b65b6b134038ea7b508e5ac6e2adcdf94f6c7f58","abstract_canon_sha256":"b15aeb3c3c4b9e45343f8ef48c87c56038401340c482328da10719a2d53c162d"},"schema_version":"1.0"},"canonical_sha256":"cfbef6ba9cdf690ad0c2139c853ebed4f65371d98ff48f316397ed9a222f0c7c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:13:45.460002Z","signature_b64":"Bac2G2Y4586SwMN/UtieJV1ru7lKIB7bkUBuXjRXLPXChIGBa1kXkme7JAGhVjdwMDnJ3tQWtwYiYBRHBR/eCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cfbef6ba9cdf690ad0c2139c853ebed4f65371d98ff48f316397ed9a222f0c7c","last_reissued_at":"2026-05-18T03:13:45.459254Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:13:45.459254Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.6088","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":"2026-05-18T03:13:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eNmbxuhq1i1h1RMUcfvi3FZbpy6jv67lWZGPY2srLd/Pa2BAsFkyD3ZCv+fjDLsdLcrIicRxrpCZEhfdr/0GAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T06:35:37.871376Z"},"content_sha256":"36c8f0e7fad81dd8333c4d41941e5b94e04e836405d048ba950b35119b8ed31a","schema_version":"1.0","event_id":"sha256:36c8f0e7fad81dd8333c4d41941e5b94e04e836405d048ba950b35119b8ed31a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:Z67PNOU435UQVUGCCOOIKPV62T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New Observables for Direct Detection of Axion Dark Matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-ex"],"primary_cat":"hep-ph","authors_text":"Peter W. Graham, Surjeet Rajendran","submitted_at":"2013-06-25T20:56:42Z","abstract_excerpt":"We propose new signals for the direct detection of ultralight dark matter such as the axion. Axion or axion like particle (ALP) dark matter may be thought of as a background, classical field. We consider couplings for this field which give rise to observable effects including a nuclear electric dipole moment, and axial nucleon and electron moments. These moments oscillate rapidly with frequencies accessible in the laboratory, ~ kHz to GHz, given by the dark matter mass. Thus, in contrast to WIMP detection, instead of searching for the hard scattering of a single dark matter particle, we are se"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.6088","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":"2026-05-18T03:13:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hx2vvG80mnYkFrY9PsnDhGK/uWaKBcSSvw3bwoMit4JFZ/BSvZs+hhLJmQrk46HsILPcHdBEj7gjKLNikVxuCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T06:35:37.872044Z"},"content_sha256":"3e3c9c0e97a3ead8778740c8f28dc3426101ccb88d007bad96b5cb1d0f1588eb","schema_version":"1.0","event_id":"sha256:3e3c9c0e97a3ead8778740c8f28dc3426101ccb88d007bad96b5cb1d0f1588eb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z67PNOU435UQVUGCCOOIKPV62T/bundle.json","state_url":"https://pith.science/pith/Z67PNOU435UQVUGCCOOIKPV62T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z67PNOU435UQVUGCCOOIKPV62T/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":"2026-06-10T06:35:37Z","links":{"resolver":"https://pith.science/pith/Z67PNOU435UQVUGCCOOIKPV62T","bundle":"https://pith.science/pith/Z67PNOU435UQVUGCCOOIKPV62T/bundle.json","state":"https://pith.science/pith/Z67PNOU435UQVUGCCOOIKPV62T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z67PNOU435UQVUGCCOOIKPV62T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:Z67PNOU435UQVUGCCOOIKPV62T","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":"b15aeb3c3c4b9e45343f8ef48c87c56038401340c482328da10719a2d53c162d","cross_cats_sorted":["astro-ph.CO","hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-25T20:56:42Z","title_canon_sha256":"48ab89d9f696d2036ea9f4e4b65b6b134038ea7b508e5ac6e2adcdf94f6c7f58"},"schema_version":"1.0","source":{"id":"1306.6088","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.6088","created_at":"2026-05-18T03:13:45Z"},{"alias_kind":"arxiv_version","alias_value":"1306.6088v2","created_at":"2026-05-18T03:13:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.6088","created_at":"2026-05-18T03:13:45Z"},{"alias_kind":"pith_short_12","alias_value":"Z67PNOU435UQ","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"Z67PNOU435UQVUGC","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"Z67PNOU4","created_at":"2026-05-18T12:28:09Z"}],"graph_snapshots":[{"event_id":"sha256:3e3c9c0e97a3ead8778740c8f28dc3426101ccb88d007bad96b5cb1d0f1588eb","target":"graph","created_at":"2026-05-18T03:13:45Z","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 propose new signals for the direct detection of ultralight dark matter such as the axion. Axion or axion like particle (ALP) dark matter may be thought of as a background, classical field. We consider couplings for this field which give rise to observable effects including a nuclear electric dipole moment, and axial nucleon and electron moments. These moments oscillate rapidly with frequencies accessible in the laboratory, ~ kHz to GHz, given by the dark matter mass. Thus, in contrast to WIMP detection, instead of searching for the hard scattering of a single dark matter particle, we are se","authors_text":"Peter W. Graham, Surjeet Rajendran","cross_cats":["astro-ph.CO","hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-25T20:56:42Z","title":"New Observables for Direct Detection of Axion Dark Matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.6088","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":"sha256:36c8f0e7fad81dd8333c4d41941e5b94e04e836405d048ba950b35119b8ed31a","target":"record","created_at":"2026-05-18T03:13:45Z","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":"b15aeb3c3c4b9e45343f8ef48c87c56038401340c482328da10719a2d53c162d","cross_cats_sorted":["astro-ph.CO","hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-25T20:56:42Z","title_canon_sha256":"48ab89d9f696d2036ea9f4e4b65b6b134038ea7b508e5ac6e2adcdf94f6c7f58"},"schema_version":"1.0","source":{"id":"1306.6088","kind":"arxiv","version":2}},"canonical_sha256":"cfbef6ba9cdf690ad0c2139c853ebed4f65371d98ff48f316397ed9a222f0c7c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cfbef6ba9cdf690ad0c2139c853ebed4f65371d98ff48f316397ed9a222f0c7c","first_computed_at":"2026-05-18T03:13:45.459254Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:13:45.459254Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Bac2G2Y4586SwMN/UtieJV1ru7lKIB7bkUBuXjRXLPXChIGBa1kXkme7JAGhVjdwMDnJ3tQWtwYiYBRHBR/eCA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:13:45.460002Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.6088","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:36c8f0e7fad81dd8333c4d41941e5b94e04e836405d048ba950b35119b8ed31a","sha256:3e3c9c0e97a3ead8778740c8f28dc3426101ccb88d007bad96b5cb1d0f1588eb"],"state_sha256":"1d8d1161bac655c4dd0f398e1f003d83f76790e2d63f00d1acd3a457a3810ca9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4ef1roUbvj1HnXF6XnfmIbXUAkWCbVAHqetk8EABN2iqMUDf8CD+XWY88yRGMK5dZ1z8/h8SW4skbwAtWkQ/CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T06:35:37.875791Z","bundle_sha256":"860dd4ddd762ba63d8b339f0168c7cd200363510558dbf2e7002970ee2ef88e7"}}