{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:PFF27AKX4YM45NNMD3HWAB43L4","short_pith_number":"pith:PFF27AKX","canonical_record":{"source":{"id":"2105.06473","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-05-13T18:00:00Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"a9fbadb6510a4060d958537413d9d137f8577360335e43e13aa3b81585fdb9e6","abstract_canon_sha256":"3894cecaf5f294b3a72e7ad39c11d587575bd5c366e606b5e7ec1a4eac7f996b"},"schema_version":"1.0"},"canonical_sha256":"794baf8157e619ceb5ac1ecf60079b5f31fe48dac2d7d1aab8c3ba33ad72fbe6","source":{"kind":"arxiv","id":"2105.06473","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.06473","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"arxiv_version","alias_value":"2105.06473v2","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.06473","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"pith_short_12","alias_value":"PFF27AKX4YM4","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"pith_short_16","alias_value":"PFF27AKX4YM45NNM","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"pith_short_8","alias_value":"PFF27AKX","created_at":"2026-07-05T06:46:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:PFF27AKX4YM45NNMD3HWAB43L4","target":"record","payload":{"canonical_record":{"source":{"id":"2105.06473","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-05-13T18:00:00Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"a9fbadb6510a4060d958537413d9d137f8577360335e43e13aa3b81585fdb9e6","abstract_canon_sha256":"3894cecaf5f294b3a72e7ad39c11d587575bd5c366e606b5e7ec1a4eac7f996b"},"schema_version":"1.0"},"canonical_sha256":"794baf8157e619ceb5ac1ecf60079b5f31fe48dac2d7d1aab8c3ba33ad72fbe6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:46:29.108876Z","signature_b64":"bmaVZaFHxc4ib9pUEIkjmA31N2Q5Mi+prVitSDa/fJdHNNJZE0sdboj/gra1Y+l7p+lQGTMCTcQ52oL/WSWkCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"794baf8157e619ceb5ac1ecf60079b5f31fe48dac2d7d1aab8c3ba33ad72fbe6","last_reissued_at":"2026-07-05T06:46:29.108343Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:46:29.108343Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2105.06473","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":"2026-07-05T06:46:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/kJbuKQbkdwnXKRqs2TbAkNQ09YIib3u4g7hcqyZqqDVUF/2/zffXH5EaaFGP1/NO/ZfJKAKgHwTiD8IL8uMDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T12:15:33.024487Z"},"content_sha256":"6db603973879859a4c37e5d2262611bebe038bae7b5995122faf135cb0b88902","schema_version":"1.0","event_id":"sha256:6db603973879859a4c37e5d2262611bebe038bae7b5995122faf135cb0b88902"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:PFF27AKX4YM45NNMD3HWAB43L4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Old Rocks, New Limits: Excavated Ancient Mica Searches For Dark Matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Alan Goodman, Javier F. Acevedo, Joseph Bramante","submitted_at":"2021-05-13T18:00:00Z","abstract_excerpt":"Minerals excavated from the Earth's crust contain gigayear-long astroparticle records, which can be read out using acid etching and microscopy, providing unmatched sensitivity to high mass dark matter. A roughly millimetre size slab of 500 million year old muscovite mica, calibrated and analyzed by Snowden-Ifft et al.~in 1990, revealed no signs of dark matter recoils and placed competitive limits on the nuclear interactions for sub-TeV mass dark matter. A different analysis of larger mica slabs in 1986 by Price and Salamon searched for strongly interacting monopoles. After implementing a detai"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.06473","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/2105.06473/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":"2026-07-05T06:46:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PTgNXISJN7rAZ/FL5zItBBB9/v1mchVGKQboR1BEp3ar7p5+JMgLJnRvB+5flBbAaj0ESazlfpntfT9a4toVCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T12:15:33.024973Z"},"content_sha256":"e3a52c6ed8e2fbed7cba56289b324381713cf4e8e500c9ce9a4086ea664840d3","schema_version":"1.0","event_id":"sha256:e3a52c6ed8e2fbed7cba56289b324381713cf4e8e500c9ce9a4086ea664840d3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PFF27AKX4YM45NNMD3HWAB43L4/bundle.json","state_url":"https://pith.science/pith/PFF27AKX4YM45NNMD3HWAB43L4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PFF27AKX4YM45NNMD3HWAB43L4/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":"2026-08-08T12:15:33Z","links":{"resolver":"https://pith.science/pith/PFF27AKX4YM45NNMD3HWAB43L4","bundle":"https://pith.science/pith/PFF27AKX4YM45NNMD3HWAB43L4/bundle.json","state":"https://pith.science/pith/PFF27AKX4YM45NNMD3HWAB43L4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PFF27AKX4YM45NNMD3HWAB43L4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:PFF27AKX4YM45NNMD3HWAB43L4","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":"3894cecaf5f294b3a72e7ad39c11d587575bd5c366e606b5e7ec1a4eac7f996b","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-05-13T18:00:00Z","title_canon_sha256":"a9fbadb6510a4060d958537413d9d137f8577360335e43e13aa3b81585fdb9e6"},"schema_version":"1.0","source":{"id":"2105.06473","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.06473","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"arxiv_version","alias_value":"2105.06473v2","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.06473","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"pith_short_12","alias_value":"PFF27AKX4YM4","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"pith_short_16","alias_value":"PFF27AKX4YM45NNM","created_at":"2026-07-05T06:46:29Z"},{"alias_kind":"pith_short_8","alias_value":"PFF27AKX","created_at":"2026-07-05T06:46:29Z"}],"graph_snapshots":[{"event_id":"sha256:e3a52c6ed8e2fbed7cba56289b324381713cf4e8e500c9ce9a4086ea664840d3","target":"graph","created_at":"2026-07-05T06:46:29Z","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/2105.06473/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Minerals excavated from the Earth's crust contain gigayear-long astroparticle records, which can be read out using acid etching and microscopy, providing unmatched sensitivity to high mass dark matter. A roughly millimetre size slab of 500 million year old muscovite mica, calibrated and analyzed by Snowden-Ifft et al.~in 1990, revealed no signs of dark matter recoils and placed competitive limits on the nuclear interactions for sub-TeV mass dark matter. A different analysis of larger mica slabs in 1986 by Price and Salamon searched for strongly interacting monopoles. After implementing a detai","authors_text":"Alan Goodman, Javier F. Acevedo, Joseph Bramante","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-05-13T18:00:00Z","title":"Old Rocks, New Limits: Excavated Ancient Mica Searches For Dark Matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.06473","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":"sha256:6db603973879859a4c37e5d2262611bebe038bae7b5995122faf135cb0b88902","target":"record","created_at":"2026-07-05T06:46:29Z","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":"3894cecaf5f294b3a72e7ad39c11d587575bd5c366e606b5e7ec1a4eac7f996b","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-05-13T18:00:00Z","title_canon_sha256":"a9fbadb6510a4060d958537413d9d137f8577360335e43e13aa3b81585fdb9e6"},"schema_version":"1.0","source":{"id":"2105.06473","kind":"arxiv","version":2}},"canonical_sha256":"794baf8157e619ceb5ac1ecf60079b5f31fe48dac2d7d1aab8c3ba33ad72fbe6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"794baf8157e619ceb5ac1ecf60079b5f31fe48dac2d7d1aab8c3ba33ad72fbe6","first_computed_at":"2026-07-05T06:46:29.108343Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:46:29.108343Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bmaVZaFHxc4ib9pUEIkjmA31N2Q5Mi+prVitSDa/fJdHNNJZE0sdboj/gra1Y+l7p+lQGTMCTcQ52oL/WSWkCw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:46:29.108876Z","signed_message":"canonical_sha256_bytes"},"source_id":"2105.06473","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6db603973879859a4c37e5d2262611bebe038bae7b5995122faf135cb0b88902","sha256:e3a52c6ed8e2fbed7cba56289b324381713cf4e8e500c9ce9a4086ea664840d3"],"state_sha256":"8e95c78a0518aa8b532e5f32995a42510a83f03c0957c4865ea37d4f288117f2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c1Mqn3Z33tgswLrUAH8dwfh0Oc5AhFoJ0CBK7hffcf/b0/C4Vh5M3umia64YYZrAXOl1zTDhTjVWBGPnUP/cDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T12:15:33.028369Z","bundle_sha256":"d8f5970d397ca2a983ccb05cab17ff4a08d70d125593c0e814cc6e33345ab040"}}