{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:4RCAVFDQF5AP6ZSY6WHEUVIOLY","short_pith_number":"pith:4RCAVFDQ","canonical_record":{"source":{"id":"1404.6379","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-04-25T10:45:56Z","cross_cats_sorted":[],"title_canon_sha256":"0b8edfdb3855ec121769f266e8880d71ab61245765fd7922b27752e81468c154","abstract_canon_sha256":"c3e0fec24ddc84ae2eba2a0035decd1c2e097a3b28e9198cd1ecc7975dd01100"},"schema_version":"1.0"},"canonical_sha256":"e4440a94702f40ff6658f58e4a550e5e2693eadf86a37c8e3b3d6034eb2b2b6d","source":{"kind":"arxiv","id":"1404.6379","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.6379","created_at":"2026-05-18T02:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"1404.6379v1","created_at":"2026-05-18T02:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.6379","created_at":"2026-05-18T02:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"4RCAVFDQF5AP","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4RCAVFDQF5AP6ZSY","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4RCAVFDQ","created_at":"2026-05-18T12:28:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:4RCAVFDQF5AP6ZSY6WHEUVIOLY","target":"record","payload":{"canonical_record":{"source":{"id":"1404.6379","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-04-25T10:45:56Z","cross_cats_sorted":[],"title_canon_sha256":"0b8edfdb3855ec121769f266e8880d71ab61245765fd7922b27752e81468c154","abstract_canon_sha256":"c3e0fec24ddc84ae2eba2a0035decd1c2e097a3b28e9198cd1ecc7975dd01100"},"schema_version":"1.0"},"canonical_sha256":"e4440a94702f40ff6658f58e4a550e5e2693eadf86a37c8e3b3d6034eb2b2b6d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:47:07.210014Z","signature_b64":"hWyaFuyvH9dT5AH5pknQrAm/7/EKdtelHrPKLw1q/q1oByfSkF9K+aZOCCrc0hSz6twMg4YvaT1Y8GpGCoywCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e4440a94702f40ff6658f58e4a550e5e2693eadf86a37c8e3b3d6034eb2b2b6d","last_reissued_at":"2026-05-18T02:47:07.209618Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:47:07.209618Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.6379","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":"2026-05-18T02:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f8vCW6O5OkPrLpkBBQWzH55nZT+DxSmbwM0PxKoSBI2qNPCYlCDHje/18f5XAujKY7bBDcgnAZclWheijhUfBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:39:43.419763Z"},"content_sha256":"6b7b6bfa7cdd43e9eeb9fcea4b31448e5e88f08df17a70a3d5777e0aec5babd8","schema_version":"1.0","event_id":"sha256:6b7b6bfa7cdd43e9eeb9fcea4b31448e5e88f08df17a70a3d5777e0aec5babd8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:4RCAVFDQF5AP6ZSY6WHEUVIOLY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Instabilities on graphene's honeycomb lattice with electron-phonon interactions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Carsten Honerkamp, Laura Classen, Michael M. Scherer","submitted_at":"2014-04-25T10:45:56Z","abstract_excerpt":"We study the impact of electron-phonon interactions on the many-body instabilities of electrons on the honeycomb lattice and their interplay with repulsive local and non-local Coulomb interactions at charge neutrality. To that end, we consider in-plane optical phonon modes with wavevectors close to the $\\Gamma$ point as well as to the $K, -K$ points and calculate the effective phonon-mediated electron-electron interaction by integrating out the phonon modes. Ordering tendencies are studied by means of a momentum-resolved functional renormalization group approach allowing for an unbiased invest"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.6379","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":"2026-05-18T02:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IXuw3obLxu2EmYmTNPMdhjILN8uWzldllY08/duJBbfk/duD5a624qPSL0UEK2adQwSZUSZZftcCC1aFe+w+Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:39:43.420170Z"},"content_sha256":"483d8ac8cd84f1c1110e6f7d946c99b3c9a63df219da16d01c529e7f570b6973","schema_version":"1.0","event_id":"sha256:483d8ac8cd84f1c1110e6f7d946c99b3c9a63df219da16d01c529e7f570b6973"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4RCAVFDQF5AP6ZSY6WHEUVIOLY/bundle.json","state_url":"https://pith.science/pith/4RCAVFDQF5AP6ZSY6WHEUVIOLY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4RCAVFDQF5AP6ZSY6WHEUVIOLY/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":"2026-05-30T08:39:43Z","links":{"resolver":"https://pith.science/pith/4RCAVFDQF5AP6ZSY6WHEUVIOLY","bundle":"https://pith.science/pith/4RCAVFDQF5AP6ZSY6WHEUVIOLY/bundle.json","state":"https://pith.science/pith/4RCAVFDQF5AP6ZSY6WHEUVIOLY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4RCAVFDQF5AP6ZSY6WHEUVIOLY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:4RCAVFDQF5AP6ZSY6WHEUVIOLY","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":"c3e0fec24ddc84ae2eba2a0035decd1c2e097a3b28e9198cd1ecc7975dd01100","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-04-25T10:45:56Z","title_canon_sha256":"0b8edfdb3855ec121769f266e8880d71ab61245765fd7922b27752e81468c154"},"schema_version":"1.0","source":{"id":"1404.6379","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.6379","created_at":"2026-05-18T02:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"1404.6379v1","created_at":"2026-05-18T02:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.6379","created_at":"2026-05-18T02:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"4RCAVFDQF5AP","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4RCAVFDQF5AP6ZSY","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4RCAVFDQ","created_at":"2026-05-18T12:28:14Z"}],"graph_snapshots":[{"event_id":"sha256:483d8ac8cd84f1c1110e6f7d946c99b3c9a63df219da16d01c529e7f570b6973","target":"graph","created_at":"2026-05-18T02:47:07Z","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 impact of electron-phonon interactions on the many-body instabilities of electrons on the honeycomb lattice and their interplay with repulsive local and non-local Coulomb interactions at charge neutrality. To that end, we consider in-plane optical phonon modes with wavevectors close to the $\\Gamma$ point as well as to the $K, -K$ points and calculate the effective phonon-mediated electron-electron interaction by integrating out the phonon modes. Ordering tendencies are studied by means of a momentum-resolved functional renormalization group approach allowing for an unbiased invest","authors_text":"Carsten Honerkamp, Laura Classen, Michael M. Scherer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-04-25T10:45:56Z","title":"Instabilities on graphene's honeycomb lattice with electron-phonon interactions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.6379","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":"sha256:6b7b6bfa7cdd43e9eeb9fcea4b31448e5e88f08df17a70a3d5777e0aec5babd8","target":"record","created_at":"2026-05-18T02:47:07Z","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":"c3e0fec24ddc84ae2eba2a0035decd1c2e097a3b28e9198cd1ecc7975dd01100","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-04-25T10:45:56Z","title_canon_sha256":"0b8edfdb3855ec121769f266e8880d71ab61245765fd7922b27752e81468c154"},"schema_version":"1.0","source":{"id":"1404.6379","kind":"arxiv","version":1}},"canonical_sha256":"e4440a94702f40ff6658f58e4a550e5e2693eadf86a37c8e3b3d6034eb2b2b6d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e4440a94702f40ff6658f58e4a550e5e2693eadf86a37c8e3b3d6034eb2b2b6d","first_computed_at":"2026-05-18T02:47:07.209618Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:47:07.209618Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hWyaFuyvH9dT5AH5pknQrAm/7/EKdtelHrPKLw1q/q1oByfSkF9K+aZOCCrc0hSz6twMg4YvaT1Y8GpGCoywCA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:47:07.210014Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.6379","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b7b6bfa7cdd43e9eeb9fcea4b31448e5e88f08df17a70a3d5777e0aec5babd8","sha256:483d8ac8cd84f1c1110e6f7d946c99b3c9a63df219da16d01c529e7f570b6973"],"state_sha256":"df443861fd141c06fa46777487d755ecebf8be527b0410aa5983cd2066ccfba6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mx2IEUH0RHe1l9dwguP54JBKL9I5w6tsz6wIOzAGkr7iNne+IO40JhW6q7eTw2xEK+p3aWvQtbL4dg6Lxmp3CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T08:39:43.423281Z","bundle_sha256":"7c894b7948dadd95da2e67c89de7705648f933b133ef81a4f2d6f9c0a1480494"}}