{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:2MV2XIIUTVTTWOIDPTYNEJYRCY","short_pith_number":"pith:2MV2XIIU","canonical_record":{"source":{"id":"2503.07744","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-03-10T18:01:07Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"22d32da9c91a915fd1c96485b2b348d12e89bbcbec2e058e465f5eb9feb603a9","abstract_canon_sha256":"ae322628bc212c184a226285ad9f0a5d52d3f65c868fc5077766f8ff1ec0144e"},"schema_version":"1.0"},"canonical_sha256":"d32baba1149d673b39037cf0d227111620e12c52b496ba52b11f86bb29648dd0","source":{"kind":"arxiv","id":"2503.07744","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.07744","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"arxiv_version","alias_value":"2503.07744v1","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.07744","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"pith_short_12","alias_value":"2MV2XIIUTVTT","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"pith_short_16","alias_value":"2MV2XIIUTVTTWOID","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"pith_short_8","alias_value":"2MV2XIIU","created_at":"2026-07-05T10:28:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:2MV2XIIUTVTTWOIDPTYNEJYRCY","target":"record","payload":{"canonical_record":{"source":{"id":"2503.07744","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-03-10T18:01:07Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"22d32da9c91a915fd1c96485b2b348d12e89bbcbec2e058e465f5eb9feb603a9","abstract_canon_sha256":"ae322628bc212c184a226285ad9f0a5d52d3f65c868fc5077766f8ff1ec0144e"},"schema_version":"1.0"},"canonical_sha256":"d32baba1149d673b39037cf0d227111620e12c52b496ba52b11f86bb29648dd0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:28:42.617981Z","signature_b64":"1fFOX0qf3wYU9FIbeoqw5zC6eFMNyDELdVo58SZqtvacMXwldFOTpZQUo8C5gtIxwl3S45fXocZavUvo+xrwBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d32baba1149d673b39037cf0d227111620e12c52b496ba52b11f86bb29648dd0","last_reissued_at":"2026-07-05T10:28:42.617295Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:28:42.617295Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.07744","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":"2026-07-05T10:28:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/plz0eXmLy5QQv8VbroOlwB8gggqtxPD/FaoouqUFbbbk3CthIVegtTAf0VbD+tD2xzmrqui19QWqqTXgAE9Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T08:12:37.794915Z"},"content_sha256":"ab6732a804db5c978d731ee702884bddc2d84590ecc047973c630ab208913af0","schema_version":"1.0","event_id":"sha256:ab6732a804db5c978d731ee702884bddc2d84590ecc047973c630ab208913af0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:2MV2XIIUTVTTWOIDPTYNEJYRCY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Andreev versus Tunneling Spectroscopy of Unconventional Flat Band Superconductors","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Mohit Randeria, Rajdeep Sensarma, Saurav Suman, Sayak Biswas","submitted_at":"2025-03-10T18:01:07Z","abstract_excerpt":"STM experiments in the tunneling and Andreev regimes on graphene-based moire superconductors (SC) show two distinct energy scales whose origin is mysterious. We express the conductance of a normal-SC interface in terms of Green's functions, which allows us to sharpen the issues in two ways. First, we show that the two distinct energy scales cannot be understood in terms of a pseudogap in tunneling and a superconducting gap in the Andreev spectra. Second, the large Fermi velocity vF mismatch between the STM tip and the at band SC renormalizes a transparent interface towards the tunneling regime"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.07744","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2503.07744/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":"2026-07-05T10:28:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q7Y0K2wzQUjY6HaEwp0VepjmrL//KqFw4he4OYcSRyefjqReworI27fWOPjD6dUjfQ6Gbv2n6rkc3zIGQx53Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T08:12:37.795442Z"},"content_sha256":"1f278925e98eca655710ab64d592aef2fe2da8130f014e7952040d3f377ab4ee","schema_version":"1.0","event_id":"sha256:1f278925e98eca655710ab64d592aef2fe2da8130f014e7952040d3f377ab4ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2MV2XIIUTVTTWOIDPTYNEJYRCY/bundle.json","state_url":"https://pith.science/pith/2MV2XIIUTVTTWOIDPTYNEJYRCY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2MV2XIIUTVTTWOIDPTYNEJYRCY/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":"2026-08-11T08:12:37Z","links":{"resolver":"https://pith.science/pith/2MV2XIIUTVTTWOIDPTYNEJYRCY","bundle":"https://pith.science/pith/2MV2XIIUTVTTWOIDPTYNEJYRCY/bundle.json","state":"https://pith.science/pith/2MV2XIIUTVTTWOIDPTYNEJYRCY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2MV2XIIUTVTTWOIDPTYNEJYRCY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:2MV2XIIUTVTTWOIDPTYNEJYRCY","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":"ae322628bc212c184a226285ad9f0a5d52d3f65c868fc5077766f8ff1ec0144e","cross_cats_sorted":["cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-03-10T18:01:07Z","title_canon_sha256":"22d32da9c91a915fd1c96485b2b348d12e89bbcbec2e058e465f5eb9feb603a9"},"schema_version":"1.0","source":{"id":"2503.07744","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.07744","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"arxiv_version","alias_value":"2503.07744v1","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.07744","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"pith_short_12","alias_value":"2MV2XIIUTVTT","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"pith_short_16","alias_value":"2MV2XIIUTVTTWOID","created_at":"2026-07-05T10:28:42Z"},{"alias_kind":"pith_short_8","alias_value":"2MV2XIIU","created_at":"2026-07-05T10:28:42Z"}],"graph_snapshots":[{"event_id":"sha256:1f278925e98eca655710ab64d592aef2fe2da8130f014e7952040d3f377ab4ee","target":"graph","created_at":"2026-07-05T10:28:42Z","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/2503.07744/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"STM experiments in the tunneling and Andreev regimes on graphene-based moire superconductors (SC) show two distinct energy scales whose origin is mysterious. We express the conductance of a normal-SC interface in terms of Green's functions, which allows us to sharpen the issues in two ways. First, we show that the two distinct energy scales cannot be understood in terms of a pseudogap in tunneling and a superconducting gap in the Andreev spectra. Second, the large Fermi velocity vF mismatch between the STM tip and the at band SC renormalizes a transparent interface towards the tunneling regime","authors_text":"Mohit Randeria, Rajdeep Sensarma, Saurav Suman, Sayak Biswas","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-03-10T18:01:07Z","title":"Andreev versus Tunneling Spectroscopy of Unconventional Flat Band Superconductors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.07744","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:ab6732a804db5c978d731ee702884bddc2d84590ecc047973c630ab208913af0","target":"record","created_at":"2026-07-05T10:28:42Z","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":"ae322628bc212c184a226285ad9f0a5d52d3f65c868fc5077766f8ff1ec0144e","cross_cats_sorted":["cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-03-10T18:01:07Z","title_canon_sha256":"22d32da9c91a915fd1c96485b2b348d12e89bbcbec2e058e465f5eb9feb603a9"},"schema_version":"1.0","source":{"id":"2503.07744","kind":"arxiv","version":1}},"canonical_sha256":"d32baba1149d673b39037cf0d227111620e12c52b496ba52b11f86bb29648dd0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d32baba1149d673b39037cf0d227111620e12c52b496ba52b11f86bb29648dd0","first_computed_at":"2026-07-05T10:28:42.617295Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:28:42.617295Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1fFOX0qf3wYU9FIbeoqw5zC6eFMNyDELdVo58SZqtvacMXwldFOTpZQUo8C5gtIxwl3S45fXocZavUvo+xrwBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:28:42.617981Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.07744","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ab6732a804db5c978d731ee702884bddc2d84590ecc047973c630ab208913af0","sha256:1f278925e98eca655710ab64d592aef2fe2da8130f014e7952040d3f377ab4ee"],"state_sha256":"974f4b1f40a70a884b933014fd38ff0983c84155594c7baa30fe95328169cc5c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P+9dlHpmx3U780Iw/6GMFRgZEyfYvZTGvHQ/KO2DdxhrTNVXHN7NBIVF1p7lMyXLMbORvm2nHxmu8ccXlJwcDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T08:12:37.800576Z","bundle_sha256":"6f2ec986e58076ee678d8e6e684f3fbb59a1770cfab6be59afedae8429d19469"}}