{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:5GVNYBYY3TTTWKVJ2NTGJTRR7H","short_pith_number":"pith:5GVNYBYY","canonical_record":{"source":{"id":"1010.0505","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-10-04T08:37:25Z","cross_cats_sorted":[],"title_canon_sha256":"796da6834982605aea12afaf18b7ccd4e1823e7488e86cc81f56a636d25e571f","abstract_canon_sha256":"cd668eed4826b3411b95d8e3416c6a18e4ce60ea83beb08c8b9df960b33fc6b8"},"schema_version":"1.0"},"canonical_sha256":"e9aadc0718dce73b2aa9d36664ce31f9ea6a20c89e72fe2d833d91a5f55da092","source":{"kind":"arxiv","id":"1010.0505","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.0505","created_at":"2026-05-18T02:05:12Z"},{"alias_kind":"arxiv_version","alias_value":"1010.0505v1","created_at":"2026-05-18T02:05:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.0505","created_at":"2026-05-18T02:05:12Z"},{"alias_kind":"pith_short_12","alias_value":"5GVNYBYY3TTT","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_16","alias_value":"5GVNYBYY3TTTWKVJ","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_8","alias_value":"5GVNYBYY","created_at":"2026-05-18T12:26:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:5GVNYBYY3TTTWKVJ2NTGJTRR7H","target":"record","payload":{"canonical_record":{"source":{"id":"1010.0505","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-10-04T08:37:25Z","cross_cats_sorted":[],"title_canon_sha256":"796da6834982605aea12afaf18b7ccd4e1823e7488e86cc81f56a636d25e571f","abstract_canon_sha256":"cd668eed4826b3411b95d8e3416c6a18e4ce60ea83beb08c8b9df960b33fc6b8"},"schema_version":"1.0"},"canonical_sha256":"e9aadc0718dce73b2aa9d36664ce31f9ea6a20c89e72fe2d833d91a5f55da092","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:12.044374Z","signature_b64":"XFrbDRGLJv1HvGBsqxqaz23BkBDdKDCgZClDIfCRG7IE4FUn2MBlk1ZwY+Kzjds1L4/PFBr5Xj/x4CekDdhbDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e9aadc0718dce73b2aa9d36664ce31f9ea6a20c89e72fe2d833d91a5f55da092","last_reissued_at":"2026-05-18T02:05:12.042966Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:12.042966Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.0505","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":"2026-05-18T02:05:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2uJ49lTOMQ4vCI/HUK2gQS72J/zWk9M9ILOhAEma4OipzLKZsNILhyquUIgSQpuF9LGepxrVPDkV5es4rkR+DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T03:57:57.751824Z"},"content_sha256":"9ba22625113030f885565e84dab6440c18f441af47f07430eb75afd775b1f799","schema_version":"1.0","event_id":"sha256:9ba22625113030f885565e84dab6440c18f441af47f07430eb75afd775b1f799"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:5GVNYBYY3TTTWKVJ2NTGJTRR7H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Self-tuning of threshold for a two-state system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Boyoung Seo, Raishma Krishnan, Toyonori Munakata","submitted_at":"2010-10-04T08:37:25Z","abstract_excerpt":"A two-state system (TSS) under time-periodic perturbations (to be regarded as input signals) is studied in connection with self-tuning (ST) of threshold and stochastic resonance (SR). By ST, we observe the improvement of signal-to-noise ratio (SNR) in a weak noise region. Analytic approach to a tuning equation reveals that SNR improvement is possible also for a large noise region and this is demonstrated by Monte Carlo simulations of hopping processes in a TSS. ST and SR are discussed from a little more physical point of energy transfer (dissipation) rate, which behaves in a similar way as SNR"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.0505","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":"2026-05-18T02:05:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tW5VRDb/7W3AqVCVzPSSZfEfDKzDnhIu7UB5bTVkylWy0Vm0YuGBhoNIER6plmaC7fQLQlsBLvpOUKDO/DQeCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T03:57:57.752155Z"},"content_sha256":"9fc78744452b6d3a47a741dce83c12676cbae528f5d7964f8c90d20412ead847","schema_version":"1.0","event_id":"sha256:9fc78744452b6d3a47a741dce83c12676cbae528f5d7964f8c90d20412ead847"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5GVNYBYY3TTTWKVJ2NTGJTRR7H/bundle.json","state_url":"https://pith.science/pith/5GVNYBYY3TTTWKVJ2NTGJTRR7H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5GVNYBYY3TTTWKVJ2NTGJTRR7H/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":"2026-06-22T03:57:57Z","links":{"resolver":"https://pith.science/pith/5GVNYBYY3TTTWKVJ2NTGJTRR7H","bundle":"https://pith.science/pith/5GVNYBYY3TTTWKVJ2NTGJTRR7H/bundle.json","state":"https://pith.science/pith/5GVNYBYY3TTTWKVJ2NTGJTRR7H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5GVNYBYY3TTTWKVJ2NTGJTRR7H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:5GVNYBYY3TTTWKVJ2NTGJTRR7H","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":"cd668eed4826b3411b95d8e3416c6a18e4ce60ea83beb08c8b9df960b33fc6b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-10-04T08:37:25Z","title_canon_sha256":"796da6834982605aea12afaf18b7ccd4e1823e7488e86cc81f56a636d25e571f"},"schema_version":"1.0","source":{"id":"1010.0505","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.0505","created_at":"2026-05-18T02:05:12Z"},{"alias_kind":"arxiv_version","alias_value":"1010.0505v1","created_at":"2026-05-18T02:05:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.0505","created_at":"2026-05-18T02:05:12Z"},{"alias_kind":"pith_short_12","alias_value":"5GVNYBYY3TTT","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_16","alias_value":"5GVNYBYY3TTTWKVJ","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_8","alias_value":"5GVNYBYY","created_at":"2026-05-18T12:26:04Z"}],"graph_snapshots":[{"event_id":"sha256:9fc78744452b6d3a47a741dce83c12676cbae528f5d7964f8c90d20412ead847","target":"graph","created_at":"2026-05-18T02:05:12Z","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":"A two-state system (TSS) under time-periodic perturbations (to be regarded as input signals) is studied in connection with self-tuning (ST) of threshold and stochastic resonance (SR). By ST, we observe the improvement of signal-to-noise ratio (SNR) in a weak noise region. Analytic approach to a tuning equation reveals that SNR improvement is possible also for a large noise region and this is demonstrated by Monte Carlo simulations of hopping processes in a TSS. ST and SR are discussed from a little more physical point of energy transfer (dissipation) rate, which behaves in a similar way as SNR","authors_text":"Boyoung Seo, Raishma Krishnan, Toyonori Munakata","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-10-04T08:37:25Z","title":"Self-tuning of threshold for a two-state system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.0505","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":"sha256:9ba22625113030f885565e84dab6440c18f441af47f07430eb75afd775b1f799","target":"record","created_at":"2026-05-18T02:05:12Z","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":"cd668eed4826b3411b95d8e3416c6a18e4ce60ea83beb08c8b9df960b33fc6b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-10-04T08:37:25Z","title_canon_sha256":"796da6834982605aea12afaf18b7ccd4e1823e7488e86cc81f56a636d25e571f"},"schema_version":"1.0","source":{"id":"1010.0505","kind":"arxiv","version":1}},"canonical_sha256":"e9aadc0718dce73b2aa9d36664ce31f9ea6a20c89e72fe2d833d91a5f55da092","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e9aadc0718dce73b2aa9d36664ce31f9ea6a20c89e72fe2d833d91a5f55da092","first_computed_at":"2026-05-18T02:05:12.042966Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:05:12.042966Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XFrbDRGLJv1HvGBsqxqaz23BkBDdKDCgZClDIfCRG7IE4FUn2MBlk1ZwY+Kzjds1L4/PFBr5Xj/x4CekDdhbDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:05:12.044374Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.0505","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9ba22625113030f885565e84dab6440c18f441af47f07430eb75afd775b1f799","sha256:9fc78744452b6d3a47a741dce83c12676cbae528f5d7964f8c90d20412ead847"],"state_sha256":"8380a7b81f6efe50ee30b37c7ddeae2d58e0482597bafbf1bf993cf5a90d7c03"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SASBdP1fmxfsK0vIhO+Dk/CqLrb66m5IYOc6Fe5OL259RcrwqNukqeQDO0q2DqFhzZWmlUGj3CZn3K5IBcXDBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-22T03:57:57.754104Z","bundle_sha256":"30ad21e00c38b70a084473b3f77586464209922fcf15a2044e8605f1f8ba8dbd"}}