{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:34VZIFULACFJP743CTYNHTNOXZ","short_pith_number":"pith:34VZIFUL","canonical_record":{"source":{"id":"1507.03967","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-14T19:03:54Z","cross_cats_sorted":[],"title_canon_sha256":"63ec7f0bcec37558d40df2e386b17f533467d4fc509f63d189e6561aad5e54e3","abstract_canon_sha256":"5af22a373a1563488d209947d50a9c4dafe39fb7c2b116277e86dbc24ac16fa3"},"schema_version":"1.0"},"canonical_sha256":"df2b94168b008a97ff9b14f0d3cdaebe639135781b0b8938dd4717e8d51de8aa","source":{"kind":"arxiv","id":"1507.03967","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.03967","created_at":"2026-05-18T01:21:01Z"},{"alias_kind":"arxiv_version","alias_value":"1507.03967v2","created_at":"2026-05-18T01:21:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.03967","created_at":"2026-05-18T01:21:01Z"},{"alias_kind":"pith_short_12","alias_value":"34VZIFULACFJ","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"34VZIFULACFJP743","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"34VZIFUL","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:34VZIFULACFJP743CTYNHTNOXZ","target":"record","payload":{"canonical_record":{"source":{"id":"1507.03967","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-14T19:03:54Z","cross_cats_sorted":[],"title_canon_sha256":"63ec7f0bcec37558d40df2e386b17f533467d4fc509f63d189e6561aad5e54e3","abstract_canon_sha256":"5af22a373a1563488d209947d50a9c4dafe39fb7c2b116277e86dbc24ac16fa3"},"schema_version":"1.0"},"canonical_sha256":"df2b94168b008a97ff9b14f0d3cdaebe639135781b0b8938dd4717e8d51de8aa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:01.030558Z","signature_b64":"YGNJSQTHi2KQM7BgfMVdQ6UG/b5MrXXWC8g0grLdcbAUT3OJjslEvxYC7kxA27GWpF2SOlG2gBz9c/fBKJ6gCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"df2b94168b008a97ff9b14f0d3cdaebe639135781b0b8938dd4717e8d51de8aa","last_reissued_at":"2026-05-18T01:21:01.030140Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:01.030140Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.03967","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":"2026-05-18T01:21:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VqPPKLIFPr1I2md0o8ATh7EE1Ml8OUnCeH276DSiYMo3TW5j/Gw6hRqG+MUS4mbDJ3vn/3Q4jEtAxCJuvtOCBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T03:09:57.232881Z"},"content_sha256":"bc7b50a947d26fb7b702149bf3c23691d2123fa632acf93b2202f6eea419dba7","schema_version":"1.0","event_id":"sha256:bc7b50a947d26fb7b702149bf3c23691d2123fa632acf93b2202f6eea419dba7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:34VZIFULACFJP743CTYNHTNOXZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Enhanced superconductivity due to forward scattering in FeSe thin films on SrTiO3 substrates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Louk Rademaker, Steve Johnston, Tom Berlijn, Yan Wang","submitted_at":"2015-07-14T19:03:54Z","abstract_excerpt":"We study the consequences of an electron-phonon ($e$-$ph$) interaction that is strongly peaked in the forward scattering ($\\mathbf{q} = 0$) direction in a two-dimensional superconductor using Migdal-Eliashberg theory. We find that strong forward scattering results in an enhanced $T_c$ that is linearly proportional to the strength of the dimensionless $e$-$ph$ coupling constant $\\lambda_m$ in the weak coupling limit. This interaction also produces distinct replica bands in the single-particle spectral function, similar to those observed in recent angle-resolved photoemission experiments on FeSe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.03967","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":"2026-05-18T01:21:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pVimlLdysxPl2BYvZlE8u2VumDruukHFMtt+raIldM/TXtyuPVij0PvtDmhkqKKJ/PpO9g9rn9prLu58x3NACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T03:09:57.233237Z"},"content_sha256":"4125f3d0cc091471d0b625b873f5519ab65b726abdada21ed47136ef131573dc","schema_version":"1.0","event_id":"sha256:4125f3d0cc091471d0b625b873f5519ab65b726abdada21ed47136ef131573dc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/34VZIFULACFJP743CTYNHTNOXZ/bundle.json","state_url":"https://pith.science/pith/34VZIFULACFJP743CTYNHTNOXZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/34VZIFULACFJP743CTYNHTNOXZ/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":"2026-05-28T03:09:57Z","links":{"resolver":"https://pith.science/pith/34VZIFULACFJP743CTYNHTNOXZ","bundle":"https://pith.science/pith/34VZIFULACFJP743CTYNHTNOXZ/bundle.json","state":"https://pith.science/pith/34VZIFULACFJP743CTYNHTNOXZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/34VZIFULACFJP743CTYNHTNOXZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:34VZIFULACFJP743CTYNHTNOXZ","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":"5af22a373a1563488d209947d50a9c4dafe39fb7c2b116277e86dbc24ac16fa3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-14T19:03:54Z","title_canon_sha256":"63ec7f0bcec37558d40df2e386b17f533467d4fc509f63d189e6561aad5e54e3"},"schema_version":"1.0","source":{"id":"1507.03967","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.03967","created_at":"2026-05-18T01:21:01Z"},{"alias_kind":"arxiv_version","alias_value":"1507.03967v2","created_at":"2026-05-18T01:21:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.03967","created_at":"2026-05-18T01:21:01Z"},{"alias_kind":"pith_short_12","alias_value":"34VZIFULACFJ","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"34VZIFULACFJP743","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"34VZIFUL","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:4125f3d0cc091471d0b625b873f5519ab65b726abdada21ed47136ef131573dc","target":"graph","created_at":"2026-05-18T01:21:01Z","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 study the consequences of an electron-phonon ($e$-$ph$) interaction that is strongly peaked in the forward scattering ($\\mathbf{q} = 0$) direction in a two-dimensional superconductor using Migdal-Eliashberg theory. We find that strong forward scattering results in an enhanced $T_c$ that is linearly proportional to the strength of the dimensionless $e$-$ph$ coupling constant $\\lambda_m$ in the weak coupling limit. This interaction also produces distinct replica bands in the single-particle spectral function, similar to those observed in recent angle-resolved photoemission experiments on FeSe","authors_text":"Louk Rademaker, Steve Johnston, Tom Berlijn, Yan Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-14T19:03:54Z","title":"Enhanced superconductivity due to forward scattering in FeSe thin films on SrTiO3 substrates"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.03967","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:bc7b50a947d26fb7b702149bf3c23691d2123fa632acf93b2202f6eea419dba7","target":"record","created_at":"2026-05-18T01:21:01Z","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":"5af22a373a1563488d209947d50a9c4dafe39fb7c2b116277e86dbc24ac16fa3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-14T19:03:54Z","title_canon_sha256":"63ec7f0bcec37558d40df2e386b17f533467d4fc509f63d189e6561aad5e54e3"},"schema_version":"1.0","source":{"id":"1507.03967","kind":"arxiv","version":2}},"canonical_sha256":"df2b94168b008a97ff9b14f0d3cdaebe639135781b0b8938dd4717e8d51de8aa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"df2b94168b008a97ff9b14f0d3cdaebe639135781b0b8938dd4717e8d51de8aa","first_computed_at":"2026-05-18T01:21:01.030140Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:01.030140Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YGNJSQTHi2KQM7BgfMVdQ6UG/b5MrXXWC8g0grLdcbAUT3OJjslEvxYC7kxA27GWpF2SOlG2gBz9c/fBKJ6gCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:01.030558Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.03967","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bc7b50a947d26fb7b702149bf3c23691d2123fa632acf93b2202f6eea419dba7","sha256:4125f3d0cc091471d0b625b873f5519ab65b726abdada21ed47136ef131573dc"],"state_sha256":"c78edc99f2e0a35c9d37c1f5539b03a90bbacfb0fcd2bf4e9af1fd1313435503"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zVfe6NmRdQRyuIrQidWxM9eXAwGyYm4NRhN/OReINydqcp3YgP7uXWekzKAdJwvAGWiM/rVwW/nulvXuVmNRCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T03:09:57.235523Z","bundle_sha256":"89bf23535b50c41542be2c1e3c484be9920808075b78b23278816ee147907ad9"}}