{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:OFNH26UEVPHDARUMZKZIRN6HYQ","short_pith_number":"pith:OFNH26UE","canonical_record":{"source":{"id":"cond-mat/0107143","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2001-07-06T16:18:25Z","cross_cats_sorted":[],"title_canon_sha256":"8e6c94bb715b086798a3d3538ba58f9e20f9b01f3c1752203d745faece0ec854","abstract_canon_sha256":"d8c5b956e21e37decdf47c8bfb7936845dc56dcf37b19f71c59dc840c0515abd"},"schema_version":"1.0"},"canonical_sha256":"715a7d7a84abce30468ccab288b7c7c42f772f4c6e7d91d0ce8ca857a7a2bdf8","source":{"kind":"arxiv","id":"cond-mat/0107143","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0107143","created_at":"2026-05-18T01:40:07Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0107143v1","created_at":"2026-05-18T01:40:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0107143","created_at":"2026-05-18T01:40:07Z"},{"alias_kind":"pith_short_12","alias_value":"OFNH26UEVPHD","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"OFNH26UEVPHDARUM","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"OFNH26UE","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:OFNH26UEVPHDARUMZKZIRN6HYQ","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0107143","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2001-07-06T16:18:25Z","cross_cats_sorted":[],"title_canon_sha256":"8e6c94bb715b086798a3d3538ba58f9e20f9b01f3c1752203d745faece0ec854","abstract_canon_sha256":"d8c5b956e21e37decdf47c8bfb7936845dc56dcf37b19f71c59dc840c0515abd"},"schema_version":"1.0"},"canonical_sha256":"715a7d7a84abce30468ccab288b7c7c42f772f4c6e7d91d0ce8ca857a7a2bdf8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:07.103865Z","signature_b64":"/5D6YmHodbM3jnUq+Qyga9/8ILxl8t9iBTdEQdFejSXO9KtRDUiPrAhU0FaJuyyF9HzJNMsS8SZ+8hgiwo6sAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"715a7d7a84abce30468ccab288b7c7c42f772f4c6e7d91d0ce8ca857a7a2bdf8","last_reissued_at":"2026-05-18T01:40:07.103421Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:07.103421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0107143","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":"2026-05-18T01:40:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CplHrIG0zfMmfMs2m2YVMUieejXoC26X/LgNrugLqzke8QML3ur2mEN/N9RB9WfeE8O/wxApTK6VdPzN6HeRAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T18:02:45.662223Z"},"content_sha256":"bc4aedd272c559f31f49ff578a42481440f591af87f48dc6453cc9b6343af15d","schema_version":"1.0","event_id":"sha256:bc4aedd272c559f31f49ff578a42481440f591af87f48dc6453cc9b6343af15d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:OFNH26UEVPHDARUMZKZIRN6HYQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Positive Feedback, Memory and the Predictability of Earthquakes","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"D. Sornette (Univ. Nice/CNRS, S.G. Sammis (USC), UCLA)","submitted_at":"2001-07-06T16:18:25Z","abstract_excerpt":"We review the \"critical point\" concept for large earthquakes and enlarge it in the framework of so-called \"finite-time singularities\". The singular behavior associated with accelerated seismic release is shown to result from a positive feedback of the seismic activity on its release rate. The most important mechanisms for such positive feedback are presented. We introduce and solve analytically a novel simple model of geometrical positive feedback in which the stress shadow cast by the last large earthquake is progressively fragmented by the increasing tectonic stress. Finally, we present a so"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0107143","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":"2026-05-18T01:40:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KPOpypOosO6QOqzJq1kqb4aFazmEkFWW/UKDBB3PkmXx5KVTpNG5y7V+zTs6nlQJd0VwyNafo4txcsLzOgO6Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T18:02:45.662580Z"},"content_sha256":"fb2bba7fcb051d935ba7af280092fef218fdaf2cff873820927e8f05c3c17d88","schema_version":"1.0","event_id":"sha256:fb2bba7fcb051d935ba7af280092fef218fdaf2cff873820927e8f05c3c17d88"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OFNH26UEVPHDARUMZKZIRN6HYQ/bundle.json","state_url":"https://pith.science/pith/OFNH26UEVPHDARUMZKZIRN6HYQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OFNH26UEVPHDARUMZKZIRN6HYQ/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":"2026-06-03T18:02:45Z","links":{"resolver":"https://pith.science/pith/OFNH26UEVPHDARUMZKZIRN6HYQ","bundle":"https://pith.science/pith/OFNH26UEVPHDARUMZKZIRN6HYQ/bundle.json","state":"https://pith.science/pith/OFNH26UEVPHDARUMZKZIRN6HYQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OFNH26UEVPHDARUMZKZIRN6HYQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:OFNH26UEVPHDARUMZKZIRN6HYQ","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":"d8c5b956e21e37decdf47c8bfb7936845dc56dcf37b19f71c59dc840c0515abd","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2001-07-06T16:18:25Z","title_canon_sha256":"8e6c94bb715b086798a3d3538ba58f9e20f9b01f3c1752203d745faece0ec854"},"schema_version":"1.0","source":{"id":"cond-mat/0107143","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0107143","created_at":"2026-05-18T01:40:07Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0107143v1","created_at":"2026-05-18T01:40:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0107143","created_at":"2026-05-18T01:40:07Z"},{"alias_kind":"pith_short_12","alias_value":"OFNH26UEVPHD","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"OFNH26UEVPHDARUM","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"OFNH26UE","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:fb2bba7fcb051d935ba7af280092fef218fdaf2cff873820927e8f05c3c17d88","target":"graph","created_at":"2026-05-18T01:40:07Z","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 review the \"critical point\" concept for large earthquakes and enlarge it in the framework of so-called \"finite-time singularities\". The singular behavior associated with accelerated seismic release is shown to result from a positive feedback of the seismic activity on its release rate. The most important mechanisms for such positive feedback are presented. We introduce and solve analytically a novel simple model of geometrical positive feedback in which the stress shadow cast by the last large earthquake is progressively fragmented by the increasing tectonic stress. Finally, we present a so","authors_text":"D. Sornette (Univ. Nice/CNRS, S.G. Sammis (USC), UCLA)","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2001-07-06T16:18:25Z","title":"Positive Feedback, Memory and the Predictability of Earthquakes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0107143","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:bc4aedd272c559f31f49ff578a42481440f591af87f48dc6453cc9b6343af15d","target":"record","created_at":"2026-05-18T01:40:07Z","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":"d8c5b956e21e37decdf47c8bfb7936845dc56dcf37b19f71c59dc840c0515abd","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2001-07-06T16:18:25Z","title_canon_sha256":"8e6c94bb715b086798a3d3538ba58f9e20f9b01f3c1752203d745faece0ec854"},"schema_version":"1.0","source":{"id":"cond-mat/0107143","kind":"arxiv","version":1}},"canonical_sha256":"715a7d7a84abce30468ccab288b7c7c42f772f4c6e7d91d0ce8ca857a7a2bdf8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"715a7d7a84abce30468ccab288b7c7c42f772f4c6e7d91d0ce8ca857a7a2bdf8","first_computed_at":"2026-05-18T01:40:07.103421Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:40:07.103421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/5D6YmHodbM3jnUq+Qyga9/8ILxl8t9iBTdEQdFejSXO9KtRDUiPrAhU0FaJuyyF9HzJNMsS8SZ+8hgiwo6sAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:40:07.103865Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0107143","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bc4aedd272c559f31f49ff578a42481440f591af87f48dc6453cc9b6343af15d","sha256:fb2bba7fcb051d935ba7af280092fef218fdaf2cff873820927e8f05c3c17d88"],"state_sha256":"0326c50685fb0679bc0b61638db6dff9eaafa76cf1c49ed21961802ee1854424"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lLjCETyz6w30U4eYNGTCxN4qfkTGX4atgMpuVJDNgh+SOFb/FXk96aex5tuR8JswkgxFZfPGScX+mnAawxYBBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T18:02:45.664870Z","bundle_sha256":"8481a941c15720fe4e3ca236f5632c342fa8fed6d40cf6075e9c9ec0c32072f5"}}