{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:NN7DSZBRDRCWKCDTUOXBF4PC34","short_pith_number":"pith:NN7DSZBR","canonical_record":{"source":{"id":"1501.02091","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-01-09T10:19:53Z","cross_cats_sorted":[],"title_canon_sha256":"6fb7fc646acec91b66db9464458d61d8aec18e1876094a6bcb0a86193242e0da","abstract_canon_sha256":"acb6209012350dd5d30806c01a9c7b624e4350fe80c8d05fe475e6d8781db53f"},"schema_version":"1.0"},"canonical_sha256":"6b7e3964311c45650873a3ae12f1e2df2be3b72f2ef89574f0d2ae47ce6a19a0","source":{"kind":"arxiv","id":"1501.02091","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.02091","created_at":"2026-05-18T01:22:41Z"},{"alias_kind":"arxiv_version","alias_value":"1501.02091v1","created_at":"2026-05-18T01:22:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.02091","created_at":"2026-05-18T01:22:41Z"},{"alias_kind":"pith_short_12","alias_value":"NN7DSZBRDRCW","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"NN7DSZBRDRCWKCDT","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"NN7DSZBR","created_at":"2026-05-18T12:29:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:NN7DSZBRDRCWKCDTUOXBF4PC34","target":"record","payload":{"canonical_record":{"source":{"id":"1501.02091","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-01-09T10:19:53Z","cross_cats_sorted":[],"title_canon_sha256":"6fb7fc646acec91b66db9464458d61d8aec18e1876094a6bcb0a86193242e0da","abstract_canon_sha256":"acb6209012350dd5d30806c01a9c7b624e4350fe80c8d05fe475e6d8781db53f"},"schema_version":"1.0"},"canonical_sha256":"6b7e3964311c45650873a3ae12f1e2df2be3b72f2ef89574f0d2ae47ce6a19a0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:22:41.468244Z","signature_b64":"v9VQCHkYuvtVJHdhKHR4WB8Fu1T6Ztf6SfOD6Ro2m9w8+cuiNhB6OY7nD7/iTYtG39zRroXb/7KH4AKy4lJLBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6b7e3964311c45650873a3ae12f1e2df2be3b72f2ef89574f0d2ae47ce6a19a0","last_reissued_at":"2026-05-18T01:22:41.467763Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:22:41.467763Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.02091","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":"2026-05-18T01:22:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1HJlHtER8EPa3Hjl1SLrxgTp8VCLK6XkC7PXGNJMLahAT4EPAlFnhHPy6BcI5ZQE6Fcnsqk9N3cjc+Smku2nDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T15:26:35.481137Z"},"content_sha256":"20a6f5fdcddeb1f80d2c5d56b6d29e3770e99ab1abe101bd35d1969ce88363c9","schema_version":"1.0","event_id":"sha256:20a6f5fdcddeb1f80d2c5d56b6d29e3770e99ab1abe101bd35d1969ce88363c9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:NN7DSZBRDRCWKCDTUOXBF4PC34","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dipolar Bilayer with Antiparallel Polarization -- a Self-Bound Liquid","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Martin Hebenstreit, Michael Rader, Robert E. Zillich","submitted_at":"2015-01-09T10:19:53Z","abstract_excerpt":"Dipolar bilayers with antiparallel polarization, i.e. opposite polarization in the two layers, exhibit liquid-like rather than gas-like behavior. In particular, even without external pressure a self-bound liquid puddle of constant density will form. We investigate the symmetric case of two identical layers, corresponding to a two-component Bose system with equal partial densities. The zero-temperature equation of state $E(\\rho)/N$, where $\\rho$ is the total density, has a minimum, with an equilibrium density that decreases with increasing distance between the layers. The attraction necessary f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.02091","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":"2026-05-18T01:22:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nYwolvG8nR08sykVlkV0BkburYgncigKZ4go+FR0wnYYGlQev6yzXR7jW77aolnogFjClylIknsdXg3yy7C5Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T15:26:35.481491Z"},"content_sha256":"947bebb3743eba6213a03330baba59511a57a2d0df29e6f2859ece742bead2ab","schema_version":"1.0","event_id":"sha256:947bebb3743eba6213a03330baba59511a57a2d0df29e6f2859ece742bead2ab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NN7DSZBRDRCWKCDTUOXBF4PC34/bundle.json","state_url":"https://pith.science/pith/NN7DSZBRDRCWKCDTUOXBF4PC34/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NN7DSZBRDRCWKCDTUOXBF4PC34/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":"2026-06-22T15:26:35Z","links":{"resolver":"https://pith.science/pith/NN7DSZBRDRCWKCDTUOXBF4PC34","bundle":"https://pith.science/pith/NN7DSZBRDRCWKCDTUOXBF4PC34/bundle.json","state":"https://pith.science/pith/NN7DSZBRDRCWKCDTUOXBF4PC34/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NN7DSZBRDRCWKCDTUOXBF4PC34/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:NN7DSZBRDRCWKCDTUOXBF4PC34","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":"acb6209012350dd5d30806c01a9c7b624e4350fe80c8d05fe475e6d8781db53f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-01-09T10:19:53Z","title_canon_sha256":"6fb7fc646acec91b66db9464458d61d8aec18e1876094a6bcb0a86193242e0da"},"schema_version":"1.0","source":{"id":"1501.02091","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.02091","created_at":"2026-05-18T01:22:41Z"},{"alias_kind":"arxiv_version","alias_value":"1501.02091v1","created_at":"2026-05-18T01:22:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.02091","created_at":"2026-05-18T01:22:41Z"},{"alias_kind":"pith_short_12","alias_value":"NN7DSZBRDRCW","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"NN7DSZBRDRCWKCDT","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"NN7DSZBR","created_at":"2026-05-18T12:29:32Z"}],"graph_snapshots":[{"event_id":"sha256:947bebb3743eba6213a03330baba59511a57a2d0df29e6f2859ece742bead2ab","target":"graph","created_at":"2026-05-18T01:22:41Z","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":"Dipolar bilayers with antiparallel polarization, i.e. opposite polarization in the two layers, exhibit liquid-like rather than gas-like behavior. In particular, even without external pressure a self-bound liquid puddle of constant density will form. We investigate the symmetric case of two identical layers, corresponding to a two-component Bose system with equal partial densities. The zero-temperature equation of state $E(\\rho)/N$, where $\\rho$ is the total density, has a minimum, with an equilibrium density that decreases with increasing distance between the layers. The attraction necessary f","authors_text":"Martin Hebenstreit, Michael Rader, Robert E. Zillich","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-01-09T10:19:53Z","title":"Dipolar Bilayer with Antiparallel Polarization -- a Self-Bound Liquid"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.02091","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":"sha256:20a6f5fdcddeb1f80d2c5d56b6d29e3770e99ab1abe101bd35d1969ce88363c9","target":"record","created_at":"2026-05-18T01:22:41Z","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":"acb6209012350dd5d30806c01a9c7b624e4350fe80c8d05fe475e6d8781db53f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-01-09T10:19:53Z","title_canon_sha256":"6fb7fc646acec91b66db9464458d61d8aec18e1876094a6bcb0a86193242e0da"},"schema_version":"1.0","source":{"id":"1501.02091","kind":"arxiv","version":1}},"canonical_sha256":"6b7e3964311c45650873a3ae12f1e2df2be3b72f2ef89574f0d2ae47ce6a19a0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6b7e3964311c45650873a3ae12f1e2df2be3b72f2ef89574f0d2ae47ce6a19a0","first_computed_at":"2026-05-18T01:22:41.467763Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:22:41.467763Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v9VQCHkYuvtVJHdhKHR4WB8Fu1T6Ztf6SfOD6Ro2m9w8+cuiNhB6OY7nD7/iTYtG39zRroXb/7KH4AKy4lJLBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:22:41.468244Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.02091","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:20a6f5fdcddeb1f80d2c5d56b6d29e3770e99ab1abe101bd35d1969ce88363c9","sha256:947bebb3743eba6213a03330baba59511a57a2d0df29e6f2859ece742bead2ab"],"state_sha256":"026bd1444bcd3b8b2ee47d2ebaddd7975f530b12e580e0a272666c41e4e86a4b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hn4bcTtgX1Mj/37loo90bnW2M7GBtNlGU4m3JDWNQGKUknV+vk96nsZHb1nlRJXh9yAoKXb0sqTfd4UbV+UvDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-22T15:26:35.483410Z","bundle_sha256":"fa6ba5070827f99abd3208cc19ce48f9d74daaf4fcdadb5931770acdf3bce53f"}}