{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:7PUA44ZMDUFFGWWNAGK7YHNXYK","short_pith_number":"pith:7PUA44ZM","canonical_record":{"source":{"id":"1006.4065","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T13:47:21Z","cross_cats_sorted":[],"title_canon_sha256":"e31d07721f63bd4f7b2adf76d788152b8e752cd9bc22b5a97420bf76ddfdb67e","abstract_canon_sha256":"4d662c59f9576a59f31f29ee44a9314884d8f1ee884921dbe952eaaecfdc0f86"},"schema_version":"1.0"},"canonical_sha256":"fbe80e732c1d0a535acd0195fc1db7c29d9854d61bc918a36853575e5653fa09","source":{"kind":"arxiv","id":"1006.4065","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.4065","created_at":"2026-05-18T02:06:44Z"},{"alias_kind":"arxiv_version","alias_value":"1006.4065v2","created_at":"2026-05-18T02:06:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.4065","created_at":"2026-05-18T02:06:44Z"},{"alias_kind":"pith_short_12","alias_value":"7PUA44ZMDUFF","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"7PUA44ZMDUFFGWWN","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"7PUA44ZM","created_at":"2026-05-18T12:26:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:7PUA44ZMDUFFGWWNAGK7YHNXYK","target":"record","payload":{"canonical_record":{"source":{"id":"1006.4065","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T13:47:21Z","cross_cats_sorted":[],"title_canon_sha256":"e31d07721f63bd4f7b2adf76d788152b8e752cd9bc22b5a97420bf76ddfdb67e","abstract_canon_sha256":"4d662c59f9576a59f31f29ee44a9314884d8f1ee884921dbe952eaaecfdc0f86"},"schema_version":"1.0"},"canonical_sha256":"fbe80e732c1d0a535acd0195fc1db7c29d9854d61bc918a36853575e5653fa09","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:44.091591Z","signature_b64":"unwuwpdV0a/ObCtdt/4aZ9Ekplwg1l9FP/LXXcu6FAxflu9TmpzF2K4rcpWG4afKCjWtMllRQG7yR9N3h0PpAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fbe80e732c1d0a535acd0195fc1db7c29d9854d61bc918a36853575e5653fa09","last_reissued_at":"2026-05-18T02:06:44.091019Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:44.091019Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1006.4065","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":"2026-05-18T02:06:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KejKlDbC01yvjY0Y2Rdfh+Z601KJYrOrNsW4cfitHVXUBZghSmH8+45CMlKBGk6gqAzY67lzy4JwRLah63JVCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T14:00:25.882108Z"},"content_sha256":"8e8a891970edb755100625dd7127ce1ec1d0280c6c5b08edf513c2ec0bc71715","schema_version":"1.0","event_id":"sha256:8e8a891970edb755100625dd7127ce1ec1d0280c6c5b08edf513c2ec0bc71715"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:7PUA44ZMDUFFGWWNAGK7YHNXYK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Switching Casimir forces with Phase Change Materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"B.J. Kooi V. B. Svetovoy, C. Binns, G. Palasantzas, G. Torricelli, M. Wuttig, O. Shpak, P. J. van Zwol","submitted_at":"2010-06-21T13:47:21Z","abstract_excerpt":"We demonstrate here a controllable variation in the Casimir force. Changes in the force of up to 20% at separations of ~100 nm between Au and AgInSbTe (AIST) surfaces were achieved upon crystallization of an amorphous sample of AIST. This material is well known for its structural transformation, which produces a significant change in the optical properties and is exploited in optical data storage systems. The finding paves the way to the control of forces in nanosystems, such as micro- or nanoswitches by stimulating the phase change transition via localized heat sources."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.4065","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":"2026-05-18T02:06:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eDgf7+FLYiSVI+fsDFIWps7nXPqv4+qD03x2Lvr0pRnmsP3hJdX2sbTuxdFCnDNjCwaMGxf6OUnw84TYPet0BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T14:00:25.882489Z"},"content_sha256":"ecaf791efc41c0ecedbaec4bfdebf1155874790e31d5ee3b46880095cfdd8ee8","schema_version":"1.0","event_id":"sha256:ecaf791efc41c0ecedbaec4bfdebf1155874790e31d5ee3b46880095cfdd8ee8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7PUA44ZMDUFFGWWNAGK7YHNXYK/bundle.json","state_url":"https://pith.science/pith/7PUA44ZMDUFFGWWNAGK7YHNXYK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7PUA44ZMDUFFGWWNAGK7YHNXYK/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":"2026-05-22T14:00:25Z","links":{"resolver":"https://pith.science/pith/7PUA44ZMDUFFGWWNAGK7YHNXYK","bundle":"https://pith.science/pith/7PUA44ZMDUFFGWWNAGK7YHNXYK/bundle.json","state":"https://pith.science/pith/7PUA44ZMDUFFGWWNAGK7YHNXYK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7PUA44ZMDUFFGWWNAGK7YHNXYK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:7PUA44ZMDUFFGWWNAGK7YHNXYK","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":"4d662c59f9576a59f31f29ee44a9314884d8f1ee884921dbe952eaaecfdc0f86","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T13:47:21Z","title_canon_sha256":"e31d07721f63bd4f7b2adf76d788152b8e752cd9bc22b5a97420bf76ddfdb67e"},"schema_version":"1.0","source":{"id":"1006.4065","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.4065","created_at":"2026-05-18T02:06:44Z"},{"alias_kind":"arxiv_version","alias_value":"1006.4065v2","created_at":"2026-05-18T02:06:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.4065","created_at":"2026-05-18T02:06:44Z"},{"alias_kind":"pith_short_12","alias_value":"7PUA44ZMDUFF","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"7PUA44ZMDUFFGWWN","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"7PUA44ZM","created_at":"2026-05-18T12:26:05Z"}],"graph_snapshots":[{"event_id":"sha256:ecaf791efc41c0ecedbaec4bfdebf1155874790e31d5ee3b46880095cfdd8ee8","target":"graph","created_at":"2026-05-18T02:06:44Z","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 demonstrate here a controllable variation in the Casimir force. Changes in the force of up to 20% at separations of ~100 nm between Au and AgInSbTe (AIST) surfaces were achieved upon crystallization of an amorphous sample of AIST. This material is well known for its structural transformation, which produces a significant change in the optical properties and is exploited in optical data storage systems. The finding paves the way to the control of forces in nanosystems, such as micro- or nanoswitches by stimulating the phase change transition via localized heat sources.","authors_text":"B.J. Kooi V. B. Svetovoy, C. Binns, G. Palasantzas, G. Torricelli, M. Wuttig, O. Shpak, P. J. van Zwol","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T13:47:21Z","title":"Switching Casimir forces with Phase Change Materials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.4065","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":"sha256:8e8a891970edb755100625dd7127ce1ec1d0280c6c5b08edf513c2ec0bc71715","target":"record","created_at":"2026-05-18T02:06:44Z","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":"4d662c59f9576a59f31f29ee44a9314884d8f1ee884921dbe952eaaecfdc0f86","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T13:47:21Z","title_canon_sha256":"e31d07721f63bd4f7b2adf76d788152b8e752cd9bc22b5a97420bf76ddfdb67e"},"schema_version":"1.0","source":{"id":"1006.4065","kind":"arxiv","version":2}},"canonical_sha256":"fbe80e732c1d0a535acd0195fc1db7c29d9854d61bc918a36853575e5653fa09","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fbe80e732c1d0a535acd0195fc1db7c29d9854d61bc918a36853575e5653fa09","first_computed_at":"2026-05-18T02:06:44.091019Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:06:44.091019Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"unwuwpdV0a/ObCtdt/4aZ9Ekplwg1l9FP/LXXcu6FAxflu9TmpzF2K4rcpWG4afKCjWtMllRQG7yR9N3h0PpAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:06:44.091591Z","signed_message":"canonical_sha256_bytes"},"source_id":"1006.4065","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8e8a891970edb755100625dd7127ce1ec1d0280c6c5b08edf513c2ec0bc71715","sha256:ecaf791efc41c0ecedbaec4bfdebf1155874790e31d5ee3b46880095cfdd8ee8"],"state_sha256":"2d23c93219e63c2e8a128bbc137fbdc3c83841af1bbdf7734e103756e4a2ae21"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M60cyDUEdAqBZ7gF7USrBTarkENRvbXprbYwXzp6dZxcgu+L/CGRYe6Paiuwxfs1nAZO1ABJVj4GR8lw+2VwDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T14:00:25.885030Z","bundle_sha256":"bcc32ed329b980168e30f7da627278aa23d1a8a936418151c884e7d26820cc5c"}}