{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:DYOS3QH7MIASWT5MCIRQPBXZKV","short_pith_number":"pith:DYOS3QH7","schema_version":"1.0","canonical_sha256":"1e1d2dc0ff62012b4fac12230786f95548e0efed28a668a25cc477c21bd71967","source":{"kind":"arxiv","id":"1205.0635","version":1},"attestation_state":"computed","paper":{"title":"Super-exponential bubbles in lab experiments: evidence for anchoring over-optimistic expectations on price","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"q-fin.TR","authors_text":"Andreas H\\\"usler, Cars H. Hommes, Didier Sornette","submitted_at":"2012-05-03T06:59:18Z","abstract_excerpt":"We analyze a controlled price formation experiment in the laboratory that shows evidence for bubbles. We calibrate two models that demonstrate with high statistical significance that these laboratory bubbles have a tendency to grow faster than exponential due to positive feedback. We show that the positive feedback operates by traders continuously upgrading their over-optimistic expectations of future returns based on past prices rather than on realized returns."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1205.0635","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.TR","submitted_at":"2012-05-03T06:59:18Z","cross_cats_sorted":[],"title_canon_sha256":"995d38e9a2c2a70f011e0ef1e9eae9be972b2f3f0f472cf51a366b9988179cf1","abstract_canon_sha256":"f4e708fdf5f54b49187fb2e8ef5e01178655e9e33f7083e003c91ccff36a1a50"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:56:25.349104Z","signature_b64":"1G0m4SgtHEzmJzj9dLDq56n8piX7MkWpkhrCR3N6WBPPg4HbeN4+Ok29SEP71Z/9KUTdQX3BP40Bj8FKu1HODw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1e1d2dc0ff62012b4fac12230786f95548e0efed28a668a25cc477c21bd71967","last_reissued_at":"2026-05-18T03:56:25.348508Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:56:25.348508Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Super-exponential bubbles in lab experiments: evidence for anchoring over-optimistic expectations on price","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"q-fin.TR","authors_text":"Andreas H\\\"usler, Cars H. Hommes, Didier Sornette","submitted_at":"2012-05-03T06:59:18Z","abstract_excerpt":"We analyze a controlled price formation experiment in the laboratory that shows evidence for bubbles. We calibrate two models that demonstrate with high statistical significance that these laboratory bubbles have a tendency to grow faster than exponential due to positive feedback. We show that the positive feedback operates by traders continuously upgrading their over-optimistic expectations of future returns based on past prices rather than on realized returns."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.0635","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1205.0635","created_at":"2026-05-18T03:56:25.348593+00:00"},{"alias_kind":"arxiv_version","alias_value":"1205.0635v1","created_at":"2026-05-18T03:56:25.348593+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.0635","created_at":"2026-05-18T03:56:25.348593+00:00"},{"alias_kind":"pith_short_12","alias_value":"DYOS3QH7MIAS","created_at":"2026-05-18T12:27:04.183437+00:00"},{"alias_kind":"pith_short_16","alias_value":"DYOS3QH7MIASWT5M","created_at":"2026-05-18T12:27:04.183437+00:00"},{"alias_kind":"pith_short_8","alias_value":"DYOS3QH7","created_at":"2026-05-18T12:27:04.183437+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DYOS3QH7MIASWT5MCIRQPBXZKV","json":"https://pith.science/pith/DYOS3QH7MIASWT5MCIRQPBXZKV.json","graph_json":"https://pith.science/api/pith-number/DYOS3QH7MIASWT5MCIRQPBXZKV/graph.json","events_json":"https://pith.science/api/pith-number/DYOS3QH7MIASWT5MCIRQPBXZKV/events.json","paper":"https://pith.science/paper/DYOS3QH7"},"agent_actions":{"view_html":"https://pith.science/pith/DYOS3QH7MIASWT5MCIRQPBXZKV","download_json":"https://pith.science/pith/DYOS3QH7MIASWT5MCIRQPBXZKV.json","view_paper":"https://pith.science/paper/DYOS3QH7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1205.0635&json=true","fetch_graph":"https://pith.science/api/pith-number/DYOS3QH7MIASWT5MCIRQPBXZKV/graph.json","fetch_events":"https://pith.science/api/pith-number/DYOS3QH7MIASWT5MCIRQPBXZKV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DYOS3QH7MIASWT5MCIRQPBXZKV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DYOS3QH7MIASWT5MCIRQPBXZKV/action/storage_attestation","attest_author":"https://pith.science/pith/DYOS3QH7MIASWT5MCIRQPBXZKV/action/author_attestation","sign_citation":"https://pith.science/pith/DYOS3QH7MIASWT5MCIRQPBXZKV/action/citation_signature","submit_replication":"https://pith.science/pith/DYOS3QH7MIASWT5MCIRQPBXZKV/action/replication_record"}},"created_at":"2026-05-18T03:56:25.348593+00:00","updated_at":"2026-05-18T03:56:25.348593+00:00"}