{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:OYBPQPJS65NHMRX6UUFZ3YFAY2","short_pith_number":"pith:OYBPQPJS","canonical_record":{"source":{"id":"1203.1576","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-03-07T19:27:03Z","cross_cats_sorted":["astro-ph.CO","physics.ins-det"],"title_canon_sha256":"b7ca1f565634a5363effb766ce1cfe6652c00da40ff2ae62b74b23a2cc35ba46","abstract_canon_sha256":"5d49e7a9c0fea1ec4b70e602f3ca71580ab162f7a602323c9a9cbf8316f62beb"},"schema_version":"1.0"},"canonical_sha256":"7602f83d32f75a7646fea50b9de0a0c680f41f9a126b929ddc2020b37fdbb315","source":{"kind":"arxiv","id":"1203.1576","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.1576","created_at":"2026-05-18T03:48:35Z"},{"alias_kind":"arxiv_version","alias_value":"1203.1576v4","created_at":"2026-05-18T03:48:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.1576","created_at":"2026-05-18T03:48:35Z"},{"alias_kind":"pith_short_12","alias_value":"OYBPQPJS65NH","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"OYBPQPJS65NHMRX6","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"OYBPQPJS","created_at":"2026-05-18T12:27:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:OYBPQPJS65NHMRX6UUFZ3YFAY2","target":"record","payload":{"canonical_record":{"source":{"id":"1203.1576","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-03-07T19:27:03Z","cross_cats_sorted":["astro-ph.CO","physics.ins-det"],"title_canon_sha256":"b7ca1f565634a5363effb766ce1cfe6652c00da40ff2ae62b74b23a2cc35ba46","abstract_canon_sha256":"5d49e7a9c0fea1ec4b70e602f3ca71580ab162f7a602323c9a9cbf8316f62beb"},"schema_version":"1.0"},"canonical_sha256":"7602f83d32f75a7646fea50b9de0a0c680f41f9a126b929ddc2020b37fdbb315","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:48:35.441857Z","signature_b64":"xUHemEP35TH5KzTWJmTOg2SEOH/IYsWZZjUzgyh0UKX20o9Y4auU8m/NEW0xK3A78vMoNCQMFtgGL5xqiyQ1Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7602f83d32f75a7646fea50b9de0a0c680f41f9a126b929ddc2020b37fdbb315","last_reissued_at":"2026-05-18T03:48:35.441224Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:48:35.441224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.1576","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:48:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ol4QPY/tFdiJulqSagVFNDfJwH+3Sh16AYUMZmLcRaOQN1L0IbJHhhBIfkyRp9SsaQ5OvFJbiG13ncpj3hoCAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T06:16:37.918108Z"},"content_sha256":"4f1d41f4721ab83697e1ca20adb259d38c5cfd586aa9e5bb3035a4ce353e44b4","schema_version":"1.0","event_id":"sha256:4f1d41f4721ab83697e1ca20adb259d38c5cfd586aa9e5bb3035a4ce353e44b4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:OYBPQPJS65NHMRX6UUFZ3YFAY2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Surface roughness interpretation of 730 kg days CRESST-II results","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","physics.ins-det"],"primary_cat":"astro-ph.IM","authors_text":"M. G. Boulay, M. Ku\\'zniak, T. Pollmann","submitted_at":"2012-03-07T19:27:03Z","abstract_excerpt":"The analysis presented in the recent publication of the CRESST-II results finds a statistically significant excess of registered events over known background contributions in the acceptance region and attributes the excess to a possible Dark Matter signal, caused by scattering of relatively light WIMPs. We propose a mechanism which explains the excess events with ion sputtering caused by 206Pb recoils and alpha particles from 210Po decay, combined with realistic surface roughness effects."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.1576","kind":"arxiv","version":4},"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":"2026-05-18T03:48:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rIVAKgog+iik8kGURqDN5svH6/cv6ADRMkWTG8jHKrfIS8TM8QBxRSJ0KeYrcmP79ro0O5geqDxFK63QE8udDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T06:16:37.918713Z"},"content_sha256":"ec041ce7db3361203ec8801c493e01826b9e5885f75955ea44382ef41a6fd6da","schema_version":"1.0","event_id":"sha256:ec041ce7db3361203ec8801c493e01826b9e5885f75955ea44382ef41a6fd6da"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OYBPQPJS65NHMRX6UUFZ3YFAY2/bundle.json","state_url":"https://pith.science/pith/OYBPQPJS65NHMRX6UUFZ3YFAY2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OYBPQPJS65NHMRX6UUFZ3YFAY2/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":"2026-06-04T06:16:37Z","links":{"resolver":"https://pith.science/pith/OYBPQPJS65NHMRX6UUFZ3YFAY2","bundle":"https://pith.science/pith/OYBPQPJS65NHMRX6UUFZ3YFAY2/bundle.json","state":"https://pith.science/pith/OYBPQPJS65NHMRX6UUFZ3YFAY2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OYBPQPJS65NHMRX6UUFZ3YFAY2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:OYBPQPJS65NHMRX6UUFZ3YFAY2","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":"5d49e7a9c0fea1ec4b70e602f3ca71580ab162f7a602323c9a9cbf8316f62beb","cross_cats_sorted":["astro-ph.CO","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-03-07T19:27:03Z","title_canon_sha256":"b7ca1f565634a5363effb766ce1cfe6652c00da40ff2ae62b74b23a2cc35ba46"},"schema_version":"1.0","source":{"id":"1203.1576","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.1576","created_at":"2026-05-18T03:48:35Z"},{"alias_kind":"arxiv_version","alias_value":"1203.1576v4","created_at":"2026-05-18T03:48:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.1576","created_at":"2026-05-18T03:48:35Z"},{"alias_kind":"pith_short_12","alias_value":"OYBPQPJS65NH","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"OYBPQPJS65NHMRX6","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"OYBPQPJS","created_at":"2026-05-18T12:27:18Z"}],"graph_snapshots":[{"event_id":"sha256:ec041ce7db3361203ec8801c493e01826b9e5885f75955ea44382ef41a6fd6da","target":"graph","created_at":"2026-05-18T03:48:35Z","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":"The analysis presented in the recent publication of the CRESST-II results finds a statistically significant excess of registered events over known background contributions in the acceptance region and attributes the excess to a possible Dark Matter signal, caused by scattering of relatively light WIMPs. We propose a mechanism which explains the excess events with ion sputtering caused by 206Pb recoils and alpha particles from 210Po decay, combined with realistic surface roughness effects.","authors_text":"M. G. Boulay, M. Ku\\'zniak, T. Pollmann","cross_cats":["astro-ph.CO","physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-03-07T19:27:03Z","title":"Surface roughness interpretation of 730 kg days CRESST-II results"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.1576","kind":"arxiv","version":4},"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":"sha256:4f1d41f4721ab83697e1ca20adb259d38c5cfd586aa9e5bb3035a4ce353e44b4","target":"record","created_at":"2026-05-18T03:48:35Z","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":"5d49e7a9c0fea1ec4b70e602f3ca71580ab162f7a602323c9a9cbf8316f62beb","cross_cats_sorted":["astro-ph.CO","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-03-07T19:27:03Z","title_canon_sha256":"b7ca1f565634a5363effb766ce1cfe6652c00da40ff2ae62b74b23a2cc35ba46"},"schema_version":"1.0","source":{"id":"1203.1576","kind":"arxiv","version":4}},"canonical_sha256":"7602f83d32f75a7646fea50b9de0a0c680f41f9a126b929ddc2020b37fdbb315","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7602f83d32f75a7646fea50b9de0a0c680f41f9a126b929ddc2020b37fdbb315","first_computed_at":"2026-05-18T03:48:35.441224Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:48:35.441224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xUHemEP35TH5KzTWJmTOg2SEOH/IYsWZZjUzgyh0UKX20o9Y4auU8m/NEW0xK3A78vMoNCQMFtgGL5xqiyQ1Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:48:35.441857Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.1576","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4f1d41f4721ab83697e1ca20adb259d38c5cfd586aa9e5bb3035a4ce353e44b4","sha256:ec041ce7db3361203ec8801c493e01826b9e5885f75955ea44382ef41a6fd6da"],"state_sha256":"4f31cc2a473c15b840058e18bd9356b2e7ccc08d5ff27858b83ef4abe6acbb72"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qbKsRt3bxfcXDf5552jo+fjNiWVNGdYjzZO2kHCs32neF6e1j/3HaCRO5USLUEv8LFxTHyhHx2HCfoRG3jdmDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T06:16:37.921051Z","bundle_sha256":"1171ceb572d647e50c609828d74c4c00262201043f3e9b0d7149dc249b1f5712"}}