{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:EOIK2MOPPMHP64LLH2SQVNMSJJ","short_pith_number":"pith:EOIK2MOP","canonical_record":{"source":{"id":"1310.3372","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2013-10-12T13:36:44Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"c2428279f71fae2af93e93088dcf9963d969fa40bf8940a41452a8444ff16773","abstract_canon_sha256":"9b4a42bd29b298945bb7e0f15c1469b19193cfcc1379a68dbc2ea749301ea471"},"schema_version":"1.0"},"canonical_sha256":"2390ad31cf7b0eff716b3ea50ab5924a6864e49f86350cde1f6b56cd10ad645d","source":{"kind":"arxiv","id":"1310.3372","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.3372","created_at":"2026-05-18T02:55:57Z"},{"alias_kind":"arxiv_version","alias_value":"1310.3372v2","created_at":"2026-05-18T02:55:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.3372","created_at":"2026-05-18T02:55:57Z"},{"alias_kind":"pith_short_12","alias_value":"EOIK2MOPPMHP","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"EOIK2MOPPMHP64LL","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"EOIK2MOP","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:EOIK2MOPPMHP64LLH2SQVNMSJJ","target":"record","payload":{"canonical_record":{"source":{"id":"1310.3372","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2013-10-12T13:36:44Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"c2428279f71fae2af93e93088dcf9963d969fa40bf8940a41452a8444ff16773","abstract_canon_sha256":"9b4a42bd29b298945bb7e0f15c1469b19193cfcc1379a68dbc2ea749301ea471"},"schema_version":"1.0"},"canonical_sha256":"2390ad31cf7b0eff716b3ea50ab5924a6864e49f86350cde1f6b56cd10ad645d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:55:57.228703Z","signature_b64":"BVtZmXOnT+XVZYCqVl/r3u7z+2NiRYrKF3A0iaNwNiXZCx9yjh0bPKCJFj1hur60tAHL9sKCIUblC5E2Xba9CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2390ad31cf7b0eff716b3ea50ab5924a6864e49f86350cde1f6b56cd10ad645d","last_reissued_at":"2026-05-18T02:55:57.228086Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:55:57.228086Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.3372","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":"2026-05-18T02:55:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W4u+p8HNthW9S0de+0y0tQ7H8+DEqqhS6OTLY0/reOuyXiKgaCawZ8tlhqv8RPXPfBoOW3iHwEWvVXDF6K7QAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T14:47:16.792053Z"},"content_sha256":"1c0e714eaab38b6f89a71fa08138435eb18c83b8d1e7c6ea85666b1b5fdd9b32","schema_version":"1.0","event_id":"sha256:1c0e714eaab38b6f89a71fa08138435eb18c83b8d1e7c6ea85666b1b5fdd9b32"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:EOIK2MOPPMHP64LLH2SQVNMSJJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Absolutely continuous energy bands in the electronic spectrum of quasiperiodic ladder networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.dis-nn","authors_text":"Arunava Chakrabarti, Biplab Pal","submitted_at":"2013-10-12T13:36:44Z","abstract_excerpt":"The energy spectra of quasi-one dimensional quasiperiodic ladder networks are analyzed within a tight binding description. In particular, we show that if a selected set of sites in each strand of a ladder is tunnel-coupled to quantum dots attached from a side, absolutely continuous subbands can be generated in the spectrum if one tunes the dot potential and the dot-strand coupling appropriately. Typical cases with two and three strand Fibonacci ladders in the off diagonal model are discussed in details. We also discuss the possibility of re-entrant insulator-metal transition for a general n-st"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.3372","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:55:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6Zt1BLoIqM/vQoAFC5afYTmt6xJa9wOupjrOv2jsl1bPIU/Gaiy4mSEuYSYOglz5UnD8cnmD67QCxEKVDfcvAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T14:47:16.792417Z"},"content_sha256":"223a137602e3af620c3fa041ae55274c53486e046748a20778fda451c15dc4ec","schema_version":"1.0","event_id":"sha256:223a137602e3af620c3fa041ae55274c53486e046748a20778fda451c15dc4ec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EOIK2MOPPMHP64LLH2SQVNMSJJ/bundle.json","state_url":"https://pith.science/pith/EOIK2MOPPMHP64LLH2SQVNMSJJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EOIK2MOPPMHP64LLH2SQVNMSJJ/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":"2026-06-04T14:47:16Z","links":{"resolver":"https://pith.science/pith/EOIK2MOPPMHP64LLH2SQVNMSJJ","bundle":"https://pith.science/pith/EOIK2MOPPMHP64LLH2SQVNMSJJ/bundle.json","state":"https://pith.science/pith/EOIK2MOPPMHP64LLH2SQVNMSJJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EOIK2MOPPMHP64LLH2SQVNMSJJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:EOIK2MOPPMHP64LLH2SQVNMSJJ","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":"9b4a42bd29b298945bb7e0f15c1469b19193cfcc1379a68dbc2ea749301ea471","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2013-10-12T13:36:44Z","title_canon_sha256":"c2428279f71fae2af93e93088dcf9963d969fa40bf8940a41452a8444ff16773"},"schema_version":"1.0","source":{"id":"1310.3372","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.3372","created_at":"2026-05-18T02:55:57Z"},{"alias_kind":"arxiv_version","alias_value":"1310.3372v2","created_at":"2026-05-18T02:55:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.3372","created_at":"2026-05-18T02:55:57Z"},{"alias_kind":"pith_short_12","alias_value":"EOIK2MOPPMHP","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"EOIK2MOPPMHP64LL","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"EOIK2MOP","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:223a137602e3af620c3fa041ae55274c53486e046748a20778fda451c15dc4ec","target":"graph","created_at":"2026-05-18T02:55:57Z","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":"The energy spectra of quasi-one dimensional quasiperiodic ladder networks are analyzed within a tight binding description. In particular, we show that if a selected set of sites in each strand of a ladder is tunnel-coupled to quantum dots attached from a side, absolutely continuous subbands can be generated in the spectrum if one tunes the dot potential and the dot-strand coupling appropriately. Typical cases with two and three strand Fibonacci ladders in the off diagonal model are discussed in details. We also discuss the possibility of re-entrant insulator-metal transition for a general n-st","authors_text":"Arunava Chakrabarti, Biplab Pal","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2013-10-12T13:36:44Z","title":"Absolutely continuous energy bands in the electronic spectrum of quasiperiodic ladder networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.3372","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":"sha256:1c0e714eaab38b6f89a71fa08138435eb18c83b8d1e7c6ea85666b1b5fdd9b32","target":"record","created_at":"2026-05-18T02:55:57Z","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":"9b4a42bd29b298945bb7e0f15c1469b19193cfcc1379a68dbc2ea749301ea471","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2013-10-12T13:36:44Z","title_canon_sha256":"c2428279f71fae2af93e93088dcf9963d969fa40bf8940a41452a8444ff16773"},"schema_version":"1.0","source":{"id":"1310.3372","kind":"arxiv","version":2}},"canonical_sha256":"2390ad31cf7b0eff716b3ea50ab5924a6864e49f86350cde1f6b56cd10ad645d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2390ad31cf7b0eff716b3ea50ab5924a6864e49f86350cde1f6b56cd10ad645d","first_computed_at":"2026-05-18T02:55:57.228086Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:55:57.228086Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BVtZmXOnT+XVZYCqVl/r3u7z+2NiRYrKF3A0iaNwNiXZCx9yjh0bPKCJFj1hur60tAHL9sKCIUblC5E2Xba9CA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:55:57.228703Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.3372","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c0e714eaab38b6f89a71fa08138435eb18c83b8d1e7c6ea85666b1b5fdd9b32","sha256:223a137602e3af620c3fa041ae55274c53486e046748a20778fda451c15dc4ec"],"state_sha256":"f8254021a091ba463612e848c78ab243f3a2cff4055b9b7e1b3a79b5674f6c97"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WZoV2VU6cyOUG5M341kQzFfHgdwOz49kKQxBQvvZq0326WUdfTOTkxDeIE2GFeEm5Gwuao+8TVtCE6MLuxAPDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T14:47:16.794381Z","bundle_sha256":"143639c3d4ffd00d1c9a2a7029cfc9f80915687adcd862506e3a1d7ce3d01f6c"}}