{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:KRD4RIGEEZU47WCVXAY4EH6OCH","short_pith_number":"pith:KRD4RIGE","canonical_record":{"source":{"id":"1607.05107","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-07-18T14:43:28Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"31dbf96a29c828d2b2246257bfaac00cecf3c5a084f3e6045f29603317241bc0","abstract_canon_sha256":"082617c6dc1f6d479ba2a8f6d334f7fd5de78ac964829fcbcb4c494ce0405f31"},"schema_version":"1.0"},"canonical_sha256":"5447c8a0c42669cfd855b831c21fce11c707c4daa3b61d959b0467981e6a5464","source":{"kind":"arxiv","id":"1607.05107","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.05107","created_at":"2026-05-18T00:37:01Z"},{"alias_kind":"arxiv_version","alias_value":"1607.05107v1","created_at":"2026-05-18T00:37:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.05107","created_at":"2026-05-18T00:37:01Z"},{"alias_kind":"pith_short_12","alias_value":"KRD4RIGEEZU4","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"KRD4RIGEEZU47WCV","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"KRD4RIGE","created_at":"2026-05-18T12:30:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:KRD4RIGEEZU47WCVXAY4EH6OCH","target":"record","payload":{"canonical_record":{"source":{"id":"1607.05107","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-07-18T14:43:28Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"31dbf96a29c828d2b2246257bfaac00cecf3c5a084f3e6045f29603317241bc0","abstract_canon_sha256":"082617c6dc1f6d479ba2a8f6d334f7fd5de78ac964829fcbcb4c494ce0405f31"},"schema_version":"1.0"},"canonical_sha256":"5447c8a0c42669cfd855b831c21fce11c707c4daa3b61d959b0467981e6a5464","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:01.804742Z","signature_b64":"eIfw3MpUGQHXiivenZvfCDx+d0NgCEu2nJ7kcdknBQEXR9QFfdynmFku7ysQ+I345wCeS9X0gC/DaVekOBxUCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5447c8a0c42669cfd855b831c21fce11c707c4daa3b61d959b0467981e6a5464","last_reissued_at":"2026-05-18T00:37:01.804034Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:01.804034Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.05107","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":"2026-05-18T00:37:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7zIpbgurqSbrMhocp9P+b7YW4+q5eomLd5Rg5LiWvsTQeNYQucnoQQN21Uj3I/p1i7dXXeTjJp7NmHiaZ3MRCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T16:16:45.588146Z"},"content_sha256":"e376a54183d62f4de3e220c9e92d8464da5f9ebcc88d2bc9b2cb68fdbe3e0342","schema_version":"1.0","event_id":"sha256:e376a54183d62f4de3e220c9e92d8464da5f9ebcc88d2bc9b2cb68fdbe3e0342"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:KRD4RIGEEZU47WCVXAY4EH6OCH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Methylbenzenes on graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"physics.comp-ph","authors_text":"Elsebeth Schr\\\"oder, {\\O}yvind Borck","submitted_at":"2016-07-18T14:43:28Z","abstract_excerpt":"We present a theory study of the physisorption of the series of methylbenzenes (toluene, xylene and mesitylene), as well as benzene, on graphene. This is relevant for the basic understanding of graphene used as a material for sensors and as an idealized model for the carbon in active carbon filters. The molecules are studied in a number of positions and orientations relative graphene, using density functional theory with the van der Waals functional vdW-DF. We focus on the vdW-DF1 and vdW-DF-cx functionals, and find that the binding energy of the molecules on graphene grows linearly with the n"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.05107","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":"2026-05-18T00:37:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QzScfJqWhi6wMLzOsd4OUHoKT2R9mHq4CtsXibYKLhZfBMmmarKkMp+VAfHQ3uX1BfQnX7DnkzorB3fllaPPBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T16:16:45.588500Z"},"content_sha256":"09629a8f63d79b57986e3e6c0dbb49916d8eb71a7c4818b0d025cba002a1f360","schema_version":"1.0","event_id":"sha256:09629a8f63d79b57986e3e6c0dbb49916d8eb71a7c4818b0d025cba002a1f360"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KRD4RIGEEZU47WCVXAY4EH6OCH/bundle.json","state_url":"https://pith.science/pith/KRD4RIGEEZU47WCVXAY4EH6OCH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KRD4RIGEEZU47WCVXAY4EH6OCH/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":"2026-06-03T16:16:45Z","links":{"resolver":"https://pith.science/pith/KRD4RIGEEZU47WCVXAY4EH6OCH","bundle":"https://pith.science/pith/KRD4RIGEEZU47WCVXAY4EH6OCH/bundle.json","state":"https://pith.science/pith/KRD4RIGEEZU47WCVXAY4EH6OCH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KRD4RIGEEZU47WCVXAY4EH6OCH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:KRD4RIGEEZU47WCVXAY4EH6OCH","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":"082617c6dc1f6d479ba2a8f6d334f7fd5de78ac964829fcbcb4c494ce0405f31","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-07-18T14:43:28Z","title_canon_sha256":"31dbf96a29c828d2b2246257bfaac00cecf3c5a084f3e6045f29603317241bc0"},"schema_version":"1.0","source":{"id":"1607.05107","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.05107","created_at":"2026-05-18T00:37:01Z"},{"alias_kind":"arxiv_version","alias_value":"1607.05107v1","created_at":"2026-05-18T00:37:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.05107","created_at":"2026-05-18T00:37:01Z"},{"alias_kind":"pith_short_12","alias_value":"KRD4RIGEEZU4","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"KRD4RIGEEZU47WCV","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"KRD4RIGE","created_at":"2026-05-18T12:30:29Z"}],"graph_snapshots":[{"event_id":"sha256:09629a8f63d79b57986e3e6c0dbb49916d8eb71a7c4818b0d025cba002a1f360","target":"graph","created_at":"2026-05-18T00:37:01Z","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 present a theory study of the physisorption of the series of methylbenzenes (toluene, xylene and mesitylene), as well as benzene, on graphene. This is relevant for the basic understanding of graphene used as a material for sensors and as an idealized model for the carbon in active carbon filters. The molecules are studied in a number of positions and orientations relative graphene, using density functional theory with the van der Waals functional vdW-DF. We focus on the vdW-DF1 and vdW-DF-cx functionals, and find that the binding energy of the molecules on graphene grows linearly with the n","authors_text":"Elsebeth Schr\\\"oder, {\\O}yvind Borck","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-07-18T14:43:28Z","title":"Methylbenzenes on graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.05107","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:e376a54183d62f4de3e220c9e92d8464da5f9ebcc88d2bc9b2cb68fdbe3e0342","target":"record","created_at":"2026-05-18T00:37:01Z","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":"082617c6dc1f6d479ba2a8f6d334f7fd5de78ac964829fcbcb4c494ce0405f31","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-07-18T14:43:28Z","title_canon_sha256":"31dbf96a29c828d2b2246257bfaac00cecf3c5a084f3e6045f29603317241bc0"},"schema_version":"1.0","source":{"id":"1607.05107","kind":"arxiv","version":1}},"canonical_sha256":"5447c8a0c42669cfd855b831c21fce11c707c4daa3b61d959b0467981e6a5464","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5447c8a0c42669cfd855b831c21fce11c707c4daa3b61d959b0467981e6a5464","first_computed_at":"2026-05-18T00:37:01.804034Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:37:01.804034Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eIfw3MpUGQHXiivenZvfCDx+d0NgCEu2nJ7kcdknBQEXR9QFfdynmFku7ysQ+I345wCeS9X0gC/DaVekOBxUCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:37:01.804742Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.05107","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e376a54183d62f4de3e220c9e92d8464da5f9ebcc88d2bc9b2cb68fdbe3e0342","sha256:09629a8f63d79b57986e3e6c0dbb49916d8eb71a7c4818b0d025cba002a1f360"],"state_sha256":"d56fa81b04f373a37fa22d6c79530921e86e24546705c6713c0b79fe74709082"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TI4Erm4T5+WErf/+N4g2JglMDJCH9QNwXmPDm6cegya3kJZTn7xjhz7mPPH/dEh1dnrrk1SCIhr8/w6v2ymsDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T16:16:45.590487Z","bundle_sha256":"b374f2dfe389bbf861695cf187f13297a615ed81e54c5759ba4a3be475469c8c"}}