{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:WKWPORSKKTMGKPSEZNZYHAJ4OS","short_pith_number":"pith:WKWPORSK","canonical_record":{"source":{"id":"2002.09997","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-02-23T22:08:01Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"31fca37723d7af602c1765e571039f5be0d9f874a8861921580264a56b48ef6a","abstract_canon_sha256":"78511822cd9d2362fa6b937589fc5244c11a4d1dd7bc9f0d1c2c5cddafd70dd6"},"schema_version":"1.0"},"canonical_sha256":"b2acf7464a54d8653e44cb7383813c7492de27bf3d3a0a9d9e55da43fbc71075","source":{"kind":"arxiv","id":"2002.09997","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.09997","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"arxiv_version","alias_value":"2002.09997v2","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.09997","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"pith_short_12","alias_value":"WKWPORSKKTMG","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"pith_short_16","alias_value":"WKWPORSKKTMGKPSE","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"pith_short_8","alias_value":"WKWPORSK","created_at":"2026-07-05T02:16:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:WKWPORSKKTMGKPSEZNZYHAJ4OS","target":"record","payload":{"canonical_record":{"source":{"id":"2002.09997","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-02-23T22:08:01Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"31fca37723d7af602c1765e571039f5be0d9f874a8861921580264a56b48ef6a","abstract_canon_sha256":"78511822cd9d2362fa6b937589fc5244c11a4d1dd7bc9f0d1c2c5cddafd70dd6"},"schema_version":"1.0"},"canonical_sha256":"b2acf7464a54d8653e44cb7383813c7492de27bf3d3a0a9d9e55da43fbc71075","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:16:37.160698Z","signature_b64":"EGyL/nctiFWbJKMAo8/nbwS3ZjAQeBHwhPnj28dFKMIOBstZkzqTcL9weeFMQSxfrYDBsTw0F4nl/LmwAF/kAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b2acf7464a54d8653e44cb7383813c7492de27bf3d3a0a9d9e55da43fbc71075","last_reissued_at":"2026-07-05T02:16:37.160256Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:16:37.160256Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2002.09997","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":"2026-07-05T02:16:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"68xO1n+YOtgO//ruNimC7dhZndL/kv0CjcN11VpoaSnhQp56ZfgW96qOQyxIK2n88pVNq8uy4by+MhPcWELZDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T21:17:54.518566Z"},"content_sha256":"3c1bc75e555f18c3725abade580aa5bc702fb5bbe9ddb35d0931df8f76cc3088","schema_version":"1.0","event_id":"sha256:3c1bc75e555f18c3725abade580aa5bc702fb5bbe9ddb35d0931df8f76cc3088"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:WKWPORSKKTMGKPSEZNZYHAJ4OS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"How creating one additional well can generate Bose-Einstein condensation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Christian Schilling, Mason Yousif, Mih\\'aly M\\'at\\'e, \\\"Ors Legeza, Rolf Schilling","submitted_at":"2020-02-23T22:08:01Z","abstract_excerpt":"The realization of Bose-Einstein condensation in ultracold trapped gases has led to a revival of interest in that fascinating quantum phenomenon. This experimental achievement necessitated both extremely low temperatures and sufficiently weak interactions. Particularly in reduced spatial dimensionality even an infinitesimal interaction immediately leads to a departure to quasi-condensation. We propose a system of strongly interacting bosons which overcomes those obstacles by exhibiting a number of intriguing related features: (i) The tuning of just a single control parameter drives a transitio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.09997","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2002.09997/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T02:16:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aC6qJg1mqrHdMZYEgx4emZphqzvyGez9MeqOEXo55GCmzMUkE1lw6mBxLKZfzoPyjjCKx9G5Mbc6Sjsgm6iUAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T21:17:54.519068Z"},"content_sha256":"345736a5b74d46a017202acffa2194853bb38588795af3e69083867be612b74b","schema_version":"1.0","event_id":"sha256:345736a5b74d46a017202acffa2194853bb38588795af3e69083867be612b74b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WKWPORSKKTMGKPSEZNZYHAJ4OS/bundle.json","state_url":"https://pith.science/pith/WKWPORSKKTMGKPSEZNZYHAJ4OS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WKWPORSKKTMGKPSEZNZYHAJ4OS/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":"2026-08-21T21:17:54Z","links":{"resolver":"https://pith.science/pith/WKWPORSKKTMGKPSEZNZYHAJ4OS","bundle":"https://pith.science/pith/WKWPORSKKTMGKPSEZNZYHAJ4OS/bundle.json","state":"https://pith.science/pith/WKWPORSKKTMGKPSEZNZYHAJ4OS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WKWPORSKKTMGKPSEZNZYHAJ4OS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:WKWPORSKKTMGKPSEZNZYHAJ4OS","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":"78511822cd9d2362fa6b937589fc5244c11a4d1dd7bc9f0d1c2c5cddafd70dd6","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-02-23T22:08:01Z","title_canon_sha256":"31fca37723d7af602c1765e571039f5be0d9f874a8861921580264a56b48ef6a"},"schema_version":"1.0","source":{"id":"2002.09997","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.09997","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"arxiv_version","alias_value":"2002.09997v2","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.09997","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"pith_short_12","alias_value":"WKWPORSKKTMG","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"pith_short_16","alias_value":"WKWPORSKKTMGKPSE","created_at":"2026-07-05T02:16:37Z"},{"alias_kind":"pith_short_8","alias_value":"WKWPORSK","created_at":"2026-07-05T02:16:37Z"}],"graph_snapshots":[{"event_id":"sha256:345736a5b74d46a017202acffa2194853bb38588795af3e69083867be612b74b","target":"graph","created_at":"2026-07-05T02:16:37Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2002.09997/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The realization of Bose-Einstein condensation in ultracold trapped gases has led to a revival of interest in that fascinating quantum phenomenon. This experimental achievement necessitated both extremely low temperatures and sufficiently weak interactions. Particularly in reduced spatial dimensionality even an infinitesimal interaction immediately leads to a departure to quasi-condensation. We propose a system of strongly interacting bosons which overcomes those obstacles by exhibiting a number of intriguing related features: (i) The tuning of just a single control parameter drives a transitio","authors_text":"Christian Schilling, Mason Yousif, Mih\\'aly M\\'at\\'e, \\\"Ors Legeza, Rolf Schilling","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-02-23T22:08:01Z","title":"How creating one additional well can generate Bose-Einstein condensation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.09997","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":"sha256:3c1bc75e555f18c3725abade580aa5bc702fb5bbe9ddb35d0931df8f76cc3088","target":"record","created_at":"2026-07-05T02:16:37Z","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":"78511822cd9d2362fa6b937589fc5244c11a4d1dd7bc9f0d1c2c5cddafd70dd6","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-02-23T22:08:01Z","title_canon_sha256":"31fca37723d7af602c1765e571039f5be0d9f874a8861921580264a56b48ef6a"},"schema_version":"1.0","source":{"id":"2002.09997","kind":"arxiv","version":2}},"canonical_sha256":"b2acf7464a54d8653e44cb7383813c7492de27bf3d3a0a9d9e55da43fbc71075","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b2acf7464a54d8653e44cb7383813c7492de27bf3d3a0a9d9e55da43fbc71075","first_computed_at":"2026-07-05T02:16:37.160256Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:16:37.160256Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EGyL/nctiFWbJKMAo8/nbwS3ZjAQeBHwhPnj28dFKMIOBstZkzqTcL9weeFMQSxfrYDBsTw0F4nl/LmwAF/kAw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:16:37.160698Z","signed_message":"canonical_sha256_bytes"},"source_id":"2002.09997","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3c1bc75e555f18c3725abade580aa5bc702fb5bbe9ddb35d0931df8f76cc3088","sha256:345736a5b74d46a017202acffa2194853bb38588795af3e69083867be612b74b"],"state_sha256":"add9872b3354ca2e2a47f0a81fed4544c6c1fe89de000db4cb3ae2671c6e43b1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GOrQDaEaSnRsHRPCG3Y44g73Anb2jY0BLjRN//zEWmzgW0PkjzgHhaCjGMFPM8O6w4HFr8k0BZn7inxE96IDCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T21:17:54.523854Z","bundle_sha256":"ced28475cf90e733861fa61eb9d202b70d16605ddf5e0fbf013e9fe7e15ec294"}}