{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:6AMUX4GQ6FNUUXRSC26S62ST6Q","short_pith_number":"pith:6AMUX4GQ","canonical_record":{"source":{"id":"physics/0510121","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.atm-clus","submitted_at":"2005-10-13T15:03:33Z","cross_cats_sorted":[],"title_canon_sha256":"3d1b88eab34dace18a1e0873d8560137246600d75225ab0e7d5edd5e7d009626","abstract_canon_sha256":"a504db9ea11b64f65c7efd18fef78031bec003392a4e0b77f665b2e00d1972d0"},"schema_version":"1.0"},"canonical_sha256":"f0194bf0d0f15b4a5e3216bd2f6a53f40c6590daee3bb7ca0cbf250c19f685b6","source":{"kind":"arxiv","id":"physics/0510121","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0510121","created_at":"2026-05-18T01:08:46Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0510121v1","created_at":"2026-05-18T01:08:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0510121","created_at":"2026-05-18T01:08:46Z"},{"alias_kind":"pith_short_12","alias_value":"6AMUX4GQ6FNU","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"6AMUX4GQ6FNUUXRS","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"6AMUX4GQ","created_at":"2026-05-18T12:25:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:6AMUX4GQ6FNUUXRSC26S62ST6Q","target":"record","payload":{"canonical_record":{"source":{"id":"physics/0510121","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.atm-clus","submitted_at":"2005-10-13T15:03:33Z","cross_cats_sorted":[],"title_canon_sha256":"3d1b88eab34dace18a1e0873d8560137246600d75225ab0e7d5edd5e7d009626","abstract_canon_sha256":"a504db9ea11b64f65c7efd18fef78031bec003392a4e0b77f665b2e00d1972d0"},"schema_version":"1.0"},"canonical_sha256":"f0194bf0d0f15b4a5e3216bd2f6a53f40c6590daee3bb7ca0cbf250c19f685b6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:46.752713Z","signature_b64":"ExYXOyI06fWonkLWoofoW+G0ZaX4BEM3hmfux7GTTqSbdZsr7paLbEOfSrePT4pslm33crPG6TztrlxmQXWEAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f0194bf0d0f15b4a5e3216bd2f6a53f40c6590daee3bb7ca0cbf250c19f685b6","last_reissued_at":"2026-05-18T01:08:46.752124Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:46.752124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"physics/0510121","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":"2026-05-18T01:08:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5uJwuHE5dpsCn7+cfARXH0txsepVc4aRTzuOVNW0Isbf9w2VT3WiRFWe7HNf9hItDbWllmPKu6KnFsJ+ADVQBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T20:42:07.153126Z"},"content_sha256":"d8f29bfa6d33fd4c72aba729cc4be92a18e0b641b2344513080f89bbd5a64809","schema_version":"1.0","event_id":"sha256:d8f29bfa6d33fd4c72aba729cc4be92a18e0b641b2344513080f89bbd5a64809"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:6AMUX4GQ6FNUUXRSC26S62ST6Q","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Relationship between the non linear dynamic behaviour of an oscillating tip-microlever system and the contrast at the atomic scale","license":"","headline":"","cross_cats":[],"primary_cat":"physics.atm-clus","authors_text":"G\\'erard Couturier (CPMOH), Jean-Pierre Aim\\'e (CPMOH), Laurent Nony (L2MP), Rodolphe Boisgard (CPMOH)","submitted_at":"2005-10-13T15:03:33Z","abstract_excerpt":"In this paper, the dynamic behaviour of an oscillating tip-microlever system at the proximity of a surface is discussed. The attractive tip-surface interaction is simply described with a Van der Waals dispersive term and a sphere-plane geometry. We show that the non linear behaviour of the oscillator is able to explain the observed shifts of the resonance frequency as a function of the tip-surface distance without the need of introducing a particular short range force."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0510121","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":"2026-05-18T01:08:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/oFYp2wMniTUNBunopAGh2f34NscXfqJEXpWFiEkPLykG3fG6bfEZDejjqimZMAaF0Wlj0bMK5awN3GkQ3s4Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T20:42:07.153484Z"},"content_sha256":"46edbc892470238f6c8bc4072b03c47592c7c162d2f6bfbba673f0e340183d29","schema_version":"1.0","event_id":"sha256:46edbc892470238f6c8bc4072b03c47592c7c162d2f6bfbba673f0e340183d29"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6AMUX4GQ6FNUUXRSC26S62ST6Q/bundle.json","state_url":"https://pith.science/pith/6AMUX4GQ6FNUUXRSC26S62ST6Q/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6AMUX4GQ6FNUUXRSC26S62ST6Q/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":"2026-06-23T20:42:07Z","links":{"resolver":"https://pith.science/pith/6AMUX4GQ6FNUUXRSC26S62ST6Q","bundle":"https://pith.science/pith/6AMUX4GQ6FNUUXRSC26S62ST6Q/bundle.json","state":"https://pith.science/pith/6AMUX4GQ6FNUUXRSC26S62ST6Q/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6AMUX4GQ6FNUUXRSC26S62ST6Q/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:6AMUX4GQ6FNUUXRSC26S62ST6Q","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":"a504db9ea11b64f65c7efd18fef78031bec003392a4e0b77f665b2e00d1972d0","cross_cats_sorted":[],"license":"","primary_cat":"physics.atm-clus","submitted_at":"2005-10-13T15:03:33Z","title_canon_sha256":"3d1b88eab34dace18a1e0873d8560137246600d75225ab0e7d5edd5e7d009626"},"schema_version":"1.0","source":{"id":"physics/0510121","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0510121","created_at":"2026-05-18T01:08:46Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0510121v1","created_at":"2026-05-18T01:08:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0510121","created_at":"2026-05-18T01:08:46Z"},{"alias_kind":"pith_short_12","alias_value":"6AMUX4GQ6FNU","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"6AMUX4GQ6FNUUXRS","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"6AMUX4GQ","created_at":"2026-05-18T12:25:53Z"}],"graph_snapshots":[{"event_id":"sha256:46edbc892470238f6c8bc4072b03c47592c7c162d2f6bfbba673f0e340183d29","target":"graph","created_at":"2026-05-18T01:08:46Z","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":"In this paper, the dynamic behaviour of an oscillating tip-microlever system at the proximity of a surface is discussed. The attractive tip-surface interaction is simply described with a Van der Waals dispersive term and a sphere-plane geometry. We show that the non linear behaviour of the oscillator is able to explain the observed shifts of the resonance frequency as a function of the tip-surface distance without the need of introducing a particular short range force.","authors_text":"G\\'erard Couturier (CPMOH), Jean-Pierre Aim\\'e (CPMOH), Laurent Nony (L2MP), Rodolphe Boisgard (CPMOH)","cross_cats":[],"headline":"","license":"","primary_cat":"physics.atm-clus","submitted_at":"2005-10-13T15:03:33Z","title":"Relationship between the non linear dynamic behaviour of an oscillating tip-microlever system and the contrast at the atomic scale"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0510121","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:d8f29bfa6d33fd4c72aba729cc4be92a18e0b641b2344513080f89bbd5a64809","target":"record","created_at":"2026-05-18T01:08:46Z","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":"a504db9ea11b64f65c7efd18fef78031bec003392a4e0b77f665b2e00d1972d0","cross_cats_sorted":[],"license":"","primary_cat":"physics.atm-clus","submitted_at":"2005-10-13T15:03:33Z","title_canon_sha256":"3d1b88eab34dace18a1e0873d8560137246600d75225ab0e7d5edd5e7d009626"},"schema_version":"1.0","source":{"id":"physics/0510121","kind":"arxiv","version":1}},"canonical_sha256":"f0194bf0d0f15b4a5e3216bd2f6a53f40c6590daee3bb7ca0cbf250c19f685b6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f0194bf0d0f15b4a5e3216bd2f6a53f40c6590daee3bb7ca0cbf250c19f685b6","first_computed_at":"2026-05-18T01:08:46.752124Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:08:46.752124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ExYXOyI06fWonkLWoofoW+G0ZaX4BEM3hmfux7GTTqSbdZsr7paLbEOfSrePT4pslm33crPG6TztrlxmQXWEAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:08:46.752713Z","signed_message":"canonical_sha256_bytes"},"source_id":"physics/0510121","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d8f29bfa6d33fd4c72aba729cc4be92a18e0b641b2344513080f89bbd5a64809","sha256:46edbc892470238f6c8bc4072b03c47592c7c162d2f6bfbba673f0e340183d29"],"state_sha256":"ea9b6eb50be9cbcbc0c72a5cb15212a5383668de6396966f772a6fd08fafd1ee"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qSqCRyaIR0ybKroGub9zt15AHgS6Q1tWfPfJh4hQJcCnn6ZjSCPTRP24GuuIh66ZOR4Ui7jDF1mC35DwWEohBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T20:42:07.155335Z","bundle_sha256":"4d3576dfd03a1f9212301d2d965973e18f6773acda028ee66bfe95efa69cb3a1"}}