{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:ACUYACFUZAXH6LIAWOZZOOY7P4","short_pith_number":"pith:ACUYACFU","canonical_record":{"source":{"id":"1104.0528","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-04-04T11:15:54Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"43c318aeae582b55c834d7b3df19d1fb22aaff70eccf92d48031097ff7e886f7","abstract_canon_sha256":"ee2c180b57239de079cc7e99c927af5b836d92eeef6821e2da12824c987b53b6"},"schema_version":"1.0"},"canonical_sha256":"00a98008b4c82e7f2d00b3b3973b1f7f01d8f6c2cbb5b8bb20d4ef1d1c046467","source":{"kind":"arxiv","id":"1104.0528","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.0528","created_at":"2026-05-18T02:58:30Z"},{"alias_kind":"arxiv_version","alias_value":"1104.0528v1","created_at":"2026-05-18T02:58:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.0528","created_at":"2026-05-18T02:58:30Z"},{"alias_kind":"pith_short_12","alias_value":"ACUYACFUZAXH","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"ACUYACFUZAXH6LIA","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"ACUYACFU","created_at":"2026-05-18T12:26:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:ACUYACFUZAXH6LIAWOZZOOY7P4","target":"record","payload":{"canonical_record":{"source":{"id":"1104.0528","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-04-04T11:15:54Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"43c318aeae582b55c834d7b3df19d1fb22aaff70eccf92d48031097ff7e886f7","abstract_canon_sha256":"ee2c180b57239de079cc7e99c927af5b836d92eeef6821e2da12824c987b53b6"},"schema_version":"1.0"},"canonical_sha256":"00a98008b4c82e7f2d00b3b3973b1f7f01d8f6c2cbb5b8bb20d4ef1d1c046467","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:58:30.981180Z","signature_b64":"GKzfRA0woIfr9MdM6CVdXVwUljEzpjmUSpVYXa1PL6yA5EmXMG/oxHcI42W9t3659iqAnQ6K7wHzeb9rgHtbDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"00a98008b4c82e7f2d00b3b3973b1f7f01d8f6c2cbb5b8bb20d4ef1d1c046467","last_reissued_at":"2026-05-18T02:58:30.980571Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:58:30.980571Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1104.0528","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:58:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UZhGLFt2jOTsdiTrficxQ5hZq8B4Ko0a4ktWJuxgKiRVxYS75u2UVVn2zNQvVNcTUgq5w5d2Pxq5v0ug4+rcBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T15:43:52.843059Z"},"content_sha256":"2cc1f3a57ba36dd25112590ee9c26a6e73ae4c54d397d4f5cbeef73e8a374baf","schema_version":"1.0","event_id":"sha256:2cc1f3a57ba36dd25112590ee9c26a6e73ae4c54d397d4f5cbeef73e8a374baf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:ACUYACFUZAXH6LIAWOZZOOY7P4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"qPlus Magnetic Force Microscopy in Frequency-Modulation Mode with milli-Hertz Resolution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.ins-det","authors_text":"F. J. Giessibl, M. Schneiderbauer","submitted_at":"2011-04-04T11:15:54Z","abstract_excerpt":"Magnetic force microscopy (MFM) allows one to image the domain structure of ferromagnetic samples by probing the dipole forces between a magnetic probe tip and a magnetic sample. The magnetic domain structure of the sample depends on the atomic arrangement of individual electron spins. It is desirable to be able to image both individual atoms and domain structures with a single probe. However, the force gradients of the interactions responsible for atomic contrast and those causing domain contrast are orders of magnitude apart - ranging from up to 100N/m for atomic interactions down to 0.0001N"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.0528","kind":"arxiv","version":1},"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":"2026-05-18T02:58:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R92gP3Q5mpx5iKLU8eDb76q4CSqmHSk46aIXkwNo9W10B8lQvpJtEVtjvdLBosBIZPFVT3YzeipaTV08rRyJBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T15:43:52.843425Z"},"content_sha256":"5647d2830d2f1d446f0df370a6dafdbd46998124eae4e49d2b2697b080eae792","schema_version":"1.0","event_id":"sha256:5647d2830d2f1d446f0df370a6dafdbd46998124eae4e49d2b2697b080eae792"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ACUYACFUZAXH6LIAWOZZOOY7P4/bundle.json","state_url":"https://pith.science/pith/ACUYACFUZAXH6LIAWOZZOOY7P4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ACUYACFUZAXH6LIAWOZZOOY7P4/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":"2026-06-02T15:43:52Z","links":{"resolver":"https://pith.science/pith/ACUYACFUZAXH6LIAWOZZOOY7P4","bundle":"https://pith.science/pith/ACUYACFUZAXH6LIAWOZZOOY7P4/bundle.json","state":"https://pith.science/pith/ACUYACFUZAXH6LIAWOZZOOY7P4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ACUYACFUZAXH6LIAWOZZOOY7P4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ACUYACFUZAXH6LIAWOZZOOY7P4","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":"ee2c180b57239de079cc7e99c927af5b836d92eeef6821e2da12824c987b53b6","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-04-04T11:15:54Z","title_canon_sha256":"43c318aeae582b55c834d7b3df19d1fb22aaff70eccf92d48031097ff7e886f7"},"schema_version":"1.0","source":{"id":"1104.0528","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.0528","created_at":"2026-05-18T02:58:30Z"},{"alias_kind":"arxiv_version","alias_value":"1104.0528v1","created_at":"2026-05-18T02:58:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.0528","created_at":"2026-05-18T02:58:30Z"},{"alias_kind":"pith_short_12","alias_value":"ACUYACFUZAXH","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"ACUYACFUZAXH6LIA","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"ACUYACFU","created_at":"2026-05-18T12:26:24Z"}],"graph_snapshots":[{"event_id":"sha256:5647d2830d2f1d446f0df370a6dafdbd46998124eae4e49d2b2697b080eae792","target":"graph","created_at":"2026-05-18T02:58:30Z","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":"Magnetic force microscopy (MFM) allows one to image the domain structure of ferromagnetic samples by probing the dipole forces between a magnetic probe tip and a magnetic sample. The magnetic domain structure of the sample depends on the atomic arrangement of individual electron spins. It is desirable to be able to image both individual atoms and domain structures with a single probe. However, the force gradients of the interactions responsible for atomic contrast and those causing domain contrast are orders of magnitude apart - ranging from up to 100N/m for atomic interactions down to 0.0001N","authors_text":"F. J. Giessibl, M. Schneiderbauer","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-04-04T11:15:54Z","title":"qPlus Magnetic Force Microscopy in Frequency-Modulation Mode with milli-Hertz Resolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.0528","kind":"arxiv","version":1},"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":"sha256:2cc1f3a57ba36dd25112590ee9c26a6e73ae4c54d397d4f5cbeef73e8a374baf","target":"record","created_at":"2026-05-18T02:58:30Z","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":"ee2c180b57239de079cc7e99c927af5b836d92eeef6821e2da12824c987b53b6","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-04-04T11:15:54Z","title_canon_sha256":"43c318aeae582b55c834d7b3df19d1fb22aaff70eccf92d48031097ff7e886f7"},"schema_version":"1.0","source":{"id":"1104.0528","kind":"arxiv","version":1}},"canonical_sha256":"00a98008b4c82e7f2d00b3b3973b1f7f01d8f6c2cbb5b8bb20d4ef1d1c046467","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"00a98008b4c82e7f2d00b3b3973b1f7f01d8f6c2cbb5b8bb20d4ef1d1c046467","first_computed_at":"2026-05-18T02:58:30.980571Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:58:30.980571Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GKzfRA0woIfr9MdM6CVdXVwUljEzpjmUSpVYXa1PL6yA5EmXMG/oxHcI42W9t3659iqAnQ6K7wHzeb9rgHtbDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:58:30.981180Z","signed_message":"canonical_sha256_bytes"},"source_id":"1104.0528","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2cc1f3a57ba36dd25112590ee9c26a6e73ae4c54d397d4f5cbeef73e8a374baf","sha256:5647d2830d2f1d446f0df370a6dafdbd46998124eae4e49d2b2697b080eae792"],"state_sha256":"f544c1057378000d24b69d59c1f5c0e7bd01c9ce94094b3bf037eb1d274826aa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+i7aOFNULGbXAr5kMyymrgdiONM3MGk1Yp5uvEQN3k3LVlIrhnuFTzpd4hSBh54VGXPdrzgMjOeFYqwYZfe8Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T15:43:52.846384Z","bundle_sha256":"2527b28da24f346637ca1ba06e6ce7ecca7e162af61514cd83fab8031bbb2654"}}