{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:X76HVXXIYTVV6LLXSBL24WWCRK","short_pith_number":"pith:X76HVXXI","canonical_record":{"source":{"id":"1109.1241","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-09-06T17:47:08Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"aed0b0426ec4108906595fdcfd036f6e6ac1c19cc539ae43817cd9a8470a5d09","abstract_canon_sha256":"ee72e01381ed51fa7eab5b327a1b8bdf6132467d229c50904bf5a3507e0fbfd7"},"schema_version":"1.0"},"canonical_sha256":"bffc7adee8c4eb5f2d779057ae5ac28aaf088335f49347f3a4d2de6f63b91739","source":{"kind":"arxiv","id":"1109.1241","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.1241","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"arxiv_version","alias_value":"1109.1241v4","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.1241","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"pith_short_12","alias_value":"X76HVXXIYTVV","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_16","alias_value":"X76HVXXIYTVV6LLX","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_8","alias_value":"X76HVXXI","created_at":"2026-05-18T12:26:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:X76HVXXIYTVV6LLXSBL24WWCRK","target":"record","payload":{"canonical_record":{"source":{"id":"1109.1241","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-09-06T17:47:08Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"aed0b0426ec4108906595fdcfd036f6e6ac1c19cc539ae43817cd9a8470a5d09","abstract_canon_sha256":"ee72e01381ed51fa7eab5b327a1b8bdf6132467d229c50904bf5a3507e0fbfd7"},"schema_version":"1.0"},"canonical_sha256":"bffc7adee8c4eb5f2d779057ae5ac28aaf088335f49347f3a4d2de6f63b91739","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:50:24.561182Z","signature_b64":"0y474AUPdHbCJEGMKvKr64jGhhzdGDd80ownFyoLI7mL+kPBuzQXmIVopelIiKn7ZUN5PpdgvNfoiPs1h14tDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bffc7adee8c4eb5f2d779057ae5ac28aaf088335f49347f3a4d2de6f63b91739","last_reissued_at":"2026-05-18T02:50:24.560734Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:50:24.560734Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.1241","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:50:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QyPynAvba0yRcM0R1OX9DIeGM4kqzMdsyflEbvtNUtoJgiKWE67XxbbtcCPQVwd1i2kB4eCNypG8u4FskAgrAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T05:19:59.006389Z"},"content_sha256":"efc1008c356010d09e84edb868a66952450d202d5db78fe764d52f843b24cce5","schema_version":"1.0","event_id":"sha256:efc1008c356010d09e84edb868a66952450d202d5db78fe764d52f843b24cce5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:X76HVXXIYTVV6LLXSBL24WWCRK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quasiparticle dynamics in a Bose insulator probed by inter-band Bragg spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Chiara Fort, David Cl\\'ement, Ehud Altman, Leonardo Fallani, Massimo Inguscio, Nicole Fabbri, Sebastian D. Huber","submitted_at":"2011-09-06T17:47:08Z","abstract_excerpt":"We investigate experimentally and theoretically the dynamical properties of a Mott insulator in decoupled one-dimensional chains. Using a theoretical analysis of the Bragg excitation scheme we show that the spectrum of inter-band transitions holds information on the single-particle Green's function of the insulator. In particular the existence of particle-hole coherence due to quantum fluctuations in the Mott state is clearly seen in the Bragg spectra and quantified. Finally we propose a scheme to directly measure the full, momentum resolved spectral function as obtained in angle-resolved phot"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.1241","kind":"arxiv","version":4},"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":"2026-05-18T02:50:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YbzzcpF+dOMN5OauDPO1qaZaSVeOD0+PGnPQi4xWc8Rof8eEkfSaHWR7fNddGKWqrLiMQ3KKhDbtIgINPotACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T05:19:59.007136Z"},"content_sha256":"54c22b08738af93a5c3e79a2fc462ef540666659e1dbba363d400172a7f422b7","schema_version":"1.0","event_id":"sha256:54c22b08738af93a5c3e79a2fc462ef540666659e1dbba363d400172a7f422b7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X76HVXXIYTVV6LLXSBL24WWCRK/bundle.json","state_url":"https://pith.science/pith/X76HVXXIYTVV6LLXSBL24WWCRK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X76HVXXIYTVV6LLXSBL24WWCRK/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":"2026-06-08T05:19:59Z","links":{"resolver":"https://pith.science/pith/X76HVXXIYTVV6LLXSBL24WWCRK","bundle":"https://pith.science/pith/X76HVXXIYTVV6LLXSBL24WWCRK/bundle.json","state":"https://pith.science/pith/X76HVXXIYTVV6LLXSBL24WWCRK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X76HVXXIYTVV6LLXSBL24WWCRK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:X76HVXXIYTVV6LLXSBL24WWCRK","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":"ee72e01381ed51fa7eab5b327a1b8bdf6132467d229c50904bf5a3507e0fbfd7","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-09-06T17:47:08Z","title_canon_sha256":"aed0b0426ec4108906595fdcfd036f6e6ac1c19cc539ae43817cd9a8470a5d09"},"schema_version":"1.0","source":{"id":"1109.1241","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.1241","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"arxiv_version","alias_value":"1109.1241v4","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.1241","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"pith_short_12","alias_value":"X76HVXXIYTVV","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_16","alias_value":"X76HVXXIYTVV6LLX","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_8","alias_value":"X76HVXXI","created_at":"2026-05-18T12:26:44Z"}],"graph_snapshots":[{"event_id":"sha256:54c22b08738af93a5c3e79a2fc462ef540666659e1dbba363d400172a7f422b7","target":"graph","created_at":"2026-05-18T02:50:24Z","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 investigate experimentally and theoretically the dynamical properties of a Mott insulator in decoupled one-dimensional chains. Using a theoretical analysis of the Bragg excitation scheme we show that the spectrum of inter-band transitions holds information on the single-particle Green's function of the insulator. In particular the existence of particle-hole coherence due to quantum fluctuations in the Mott state is clearly seen in the Bragg spectra and quantified. Finally we propose a scheme to directly measure the full, momentum resolved spectral function as obtained in angle-resolved phot","authors_text":"Chiara Fort, David Cl\\'ement, Ehud Altman, Leonardo Fallani, Massimo Inguscio, Nicole Fabbri, Sebastian D. Huber","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-09-06T17:47:08Z","title":"Quasiparticle dynamics in a Bose insulator probed by inter-band Bragg spectroscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.1241","kind":"arxiv","version":4},"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:efc1008c356010d09e84edb868a66952450d202d5db78fe764d52f843b24cce5","target":"record","created_at":"2026-05-18T02:50:24Z","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":"ee72e01381ed51fa7eab5b327a1b8bdf6132467d229c50904bf5a3507e0fbfd7","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-09-06T17:47:08Z","title_canon_sha256":"aed0b0426ec4108906595fdcfd036f6e6ac1c19cc539ae43817cd9a8470a5d09"},"schema_version":"1.0","source":{"id":"1109.1241","kind":"arxiv","version":4}},"canonical_sha256":"bffc7adee8c4eb5f2d779057ae5ac28aaf088335f49347f3a4d2de6f63b91739","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bffc7adee8c4eb5f2d779057ae5ac28aaf088335f49347f3a4d2de6f63b91739","first_computed_at":"2026-05-18T02:50:24.560734Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:50:24.560734Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0y474AUPdHbCJEGMKvKr64jGhhzdGDd80ownFyoLI7mL+kPBuzQXmIVopelIiKn7ZUN5PpdgvNfoiPs1h14tDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:50:24.561182Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.1241","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:efc1008c356010d09e84edb868a66952450d202d5db78fe764d52f843b24cce5","sha256:54c22b08738af93a5c3e79a2fc462ef540666659e1dbba363d400172a7f422b7"],"state_sha256":"b1748343da917adfe3d110805f810b6dd509d1795c64645ac2ef96fe824f8727"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5qixMYQ1HEeZ8j4k3Y25l1MAFFOjGBQxw50kXWVaX3UafVgyd5xpCJPDgU33fAZweNViQdrUvpP5IEFX3dWZCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T05:19:59.011515Z","bundle_sha256":"be169b64634faa2dae119f1f0dcf200103923cceec9156fb07d4bd4dd4a86b4a"}}