{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:3GYOQH2VOHBATJZC3INEKRWWBU","short_pith_number":"pith:3GYOQH2V","schema_version":"1.0","canonical_sha256":"d9b0e81f5571c209a722da1a4546d60d274af0cf8fb36ad17ebe70db6a5e979a","source":{"kind":"arxiv","id":"1105.3420","version":2},"attestation_state":"computed","paper":{"title":"Strongly Coupled Chameleons and the Neutronic Quantum Bouncer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th","quant-ph"],"primary_cat":"hep-ph","authors_text":"Guillaume Pignol, Philippe Brax","submitted_at":"2011-05-17T16:04:30Z","abstract_excerpt":"We consider the potential detection of chameleons using bouncing ultracold neutrons. We show that the presence of a chameleon field over a planar plate would alter the energy levels of ultra cold neutrons in the terrestrial gravitational field. When chameleons are strongly coupled to nuclear matter, $\\beta\\gtrsim 10^8$, we find that the shift in energy levels would be detectable with the forthcoming GRANIT experiment, where a sensitivity of order one percent of a peV is expected. We also find that an extremely large coupling $\\beta\\gtrsim 10^{11}$ would lead to new bound states at a distance o"},"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":"1105.3420","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-05-17T16:04:30Z","cross_cats_sorted":["astro-ph.CO","hep-th","quant-ph"],"title_canon_sha256":"b37005d8815eb9d41d7281f3065899bb73c68c5bcf13c75ae0218174d3980eed","abstract_canon_sha256":"8654d30355a9041ca622122e0e6e49e759afed54eb07f82a361f5656768f46fc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:57.080733Z","signature_b64":"ZxFU6r1K1hwOHNVDcl5SZ2qHJcnZPAKxkB51GBeJg43Bve9Nh6lCjlruVlJMg/DSNQEtEuQL7VYgkxUEi/oaBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d9b0e81f5571c209a722da1a4546d60d274af0cf8fb36ad17ebe70db6a5e979a","last_reissued_at":"2026-05-18T02:01:57.080044Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:57.080044Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Strongly Coupled Chameleons and the Neutronic Quantum Bouncer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th","quant-ph"],"primary_cat":"hep-ph","authors_text":"Guillaume Pignol, Philippe Brax","submitted_at":"2011-05-17T16:04:30Z","abstract_excerpt":"We consider the potential detection of chameleons using bouncing ultracold neutrons. We show that the presence of a chameleon field over a planar plate would alter the energy levels of ultra cold neutrons in the terrestrial gravitational field. When chameleons are strongly coupled to nuclear matter, $\\beta\\gtrsim 10^8$, we find that the shift in energy levels would be detectable with the forthcoming GRANIT experiment, where a sensitivity of order one percent of a peV is expected. We also find that an extremely large coupling $\\beta\\gtrsim 10^{11}$ would lead to new bound states at a distance o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.3420","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1105.3420","created_at":"2026-05-18T02:01:57.080148+00:00"},{"alias_kind":"arxiv_version","alias_value":"1105.3420v2","created_at":"2026-05-18T02:01:57.080148+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.3420","created_at":"2026-05-18T02:01:57.080148+00:00"},{"alias_kind":"pith_short_12","alias_value":"3GYOQH2VOHBA","created_at":"2026-05-18T12:26:18.847500+00:00"},{"alias_kind":"pith_short_16","alias_value":"3GYOQH2VOHBATJZC","created_at":"2026-05-18T12:26:18.847500+00:00"},{"alias_kind":"pith_short_8","alias_value":"3GYOQH2V","created_at":"2026-05-18T12:26:18.847500+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/3GYOQH2VOHBATJZC3INEKRWWBU","json":"https://pith.science/pith/3GYOQH2VOHBATJZC3INEKRWWBU.json","graph_json":"https://pith.science/api/pith-number/3GYOQH2VOHBATJZC3INEKRWWBU/graph.json","events_json":"https://pith.science/api/pith-number/3GYOQH2VOHBATJZC3INEKRWWBU/events.json","paper":"https://pith.science/paper/3GYOQH2V"},"agent_actions":{"view_html":"https://pith.science/pith/3GYOQH2VOHBATJZC3INEKRWWBU","download_json":"https://pith.science/pith/3GYOQH2VOHBATJZC3INEKRWWBU.json","view_paper":"https://pith.science/paper/3GYOQH2V","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1105.3420&json=true","fetch_graph":"https://pith.science/api/pith-number/3GYOQH2VOHBATJZC3INEKRWWBU/graph.json","fetch_events":"https://pith.science/api/pith-number/3GYOQH2VOHBATJZC3INEKRWWBU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3GYOQH2VOHBATJZC3INEKRWWBU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3GYOQH2VOHBATJZC3INEKRWWBU/action/storage_attestation","attest_author":"https://pith.science/pith/3GYOQH2VOHBATJZC3INEKRWWBU/action/author_attestation","sign_citation":"https://pith.science/pith/3GYOQH2VOHBATJZC3INEKRWWBU/action/citation_signature","submit_replication":"https://pith.science/pith/3GYOQH2VOHBATJZC3INEKRWWBU/action/replication_record"}},"created_at":"2026-05-18T02:01:57.080148+00:00","updated_at":"2026-05-18T02:01:57.080148+00:00"}