{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:AXTWL5LJQFHAORWW6UB4QFD6PG","short_pith_number":"pith:AXTWL5LJ","canonical_record":{"source":{"id":"1007.0178","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-07-01T14:19:00Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"451554ed68459c53bb1c4a33204f12e658ae522d3b38e3ef9aba8520c2ae8e38","abstract_canon_sha256":"afcbccd1b656e198060ed6f6f477751d0a66be7d903710e923688d77257d8bb7"},"schema_version":"1.0"},"canonical_sha256":"05e765f569814e0746d6f503c8147e7981d996570a44e63152cfa544a786486b","source":{"kind":"arxiv","id":"1007.0178","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.0178","created_at":"2026-05-18T04:34:27Z"},{"alias_kind":"arxiv_version","alias_value":"1007.0178v2","created_at":"2026-05-18T04:34:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.0178","created_at":"2026-05-18T04:34:27Z"},{"alias_kind":"pith_short_12","alias_value":"AXTWL5LJQFHA","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"AXTWL5LJQFHAORWW","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"AXTWL5LJ","created_at":"2026-05-18T12:26:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:AXTWL5LJQFHAORWW6UB4QFD6PG","target":"record","payload":{"canonical_record":{"source":{"id":"1007.0178","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-07-01T14:19:00Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"451554ed68459c53bb1c4a33204f12e658ae522d3b38e3ef9aba8520c2ae8e38","abstract_canon_sha256":"afcbccd1b656e198060ed6f6f477751d0a66be7d903710e923688d77257d8bb7"},"schema_version":"1.0"},"canonical_sha256":"05e765f569814e0746d6f503c8147e7981d996570a44e63152cfa544a786486b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:34:27.401927Z","signature_b64":"xi2SgzAo6hbu1bzybkN1HXoKjSoiEdGZ7nV6LyO5VZMiFLS9MrqJBSeXGY0LRJXpk7cTfztq4tBipDcdKBQICg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"05e765f569814e0746d6f503c8147e7981d996570a44e63152cfa544a786486b","last_reissued_at":"2026-05-18T04:34:27.401504Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:34:27.401504Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1007.0178","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":"2026-05-18T04:34:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A+0iXZX6NyoqMR6ES0OX72beeezsosNRu+Hh1Pu2OGo9Akv+TloxVfbzmRzzz0FKIA7+uzpsNU961TzLcbsRAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T14:20:48.773135Z"},"content_sha256":"697f97069e8fb301a09b01ff149bc4f6c595f8362046ed70a290bed297caf6d9","schema_version":"1.0","event_id":"sha256:697f97069e8fb301a09b01ff149bc4f6c595f8362046ed70a290bed297caf6d9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:AXTWL5LJQFHAORWW6UB4QFD6PG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strong 3p -T1u Hybridization in Ar@C60","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Seitsonen, H. Takagi, M. Morscher, N. Dragoe, S. Ito, T. Greber","submitted_at":"2010-07-01T14:19:00Z","abstract_excerpt":"Multilayers of fullerenes with and without endohedral Ar units, C60 and Ar@C60, were investigated by photoemission and density functional theory. The stoichiometry and the endohedral nature of Ar is checked by x-ray photoelectron spectroscopy and x-ray photoelectron diffraction. Valence band ultraviolet photoemission spectra show a strong hybridisation of the Ar 3p valence shell with the 6T1u molecular orbital of C60. A hybridisation gap of 1.6 +/- 0.2 eV is found. This is in agreement with density functional theory (DFT) that predicts 1.47 eV, and indicates Ar@C60 to be a noble gas compound w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.0178","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":"2026-05-18T04:34:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cgZ5knb8ylB2V3Gb67yCPfxmJjSV9RpWRO3E8aZ9WLwTp4lAvrF8LcJv5m3MTJ/14M39DSaHyBRYJpJJPSpNDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T14:20:48.773494Z"},"content_sha256":"2f1dc69205a4fcdf0c97036186596ee96a824cde9ebe27711193423727e81604","schema_version":"1.0","event_id":"sha256:2f1dc69205a4fcdf0c97036186596ee96a824cde9ebe27711193423727e81604"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AXTWL5LJQFHAORWW6UB4QFD6PG/bundle.json","state_url":"https://pith.science/pith/AXTWL5LJQFHAORWW6UB4QFD6PG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AXTWL5LJQFHAORWW6UB4QFD6PG/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":"2026-06-03T14:20:48Z","links":{"resolver":"https://pith.science/pith/AXTWL5LJQFHAORWW6UB4QFD6PG","bundle":"https://pith.science/pith/AXTWL5LJQFHAORWW6UB4QFD6PG/bundle.json","state":"https://pith.science/pith/AXTWL5LJQFHAORWW6UB4QFD6PG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AXTWL5LJQFHAORWW6UB4QFD6PG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:AXTWL5LJQFHAORWW6UB4QFD6PG","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":"afcbccd1b656e198060ed6f6f477751d0a66be7d903710e923688d77257d8bb7","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-07-01T14:19:00Z","title_canon_sha256":"451554ed68459c53bb1c4a33204f12e658ae522d3b38e3ef9aba8520c2ae8e38"},"schema_version":"1.0","source":{"id":"1007.0178","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.0178","created_at":"2026-05-18T04:34:27Z"},{"alias_kind":"arxiv_version","alias_value":"1007.0178v2","created_at":"2026-05-18T04:34:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.0178","created_at":"2026-05-18T04:34:27Z"},{"alias_kind":"pith_short_12","alias_value":"AXTWL5LJQFHA","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"AXTWL5LJQFHAORWW","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"AXTWL5LJ","created_at":"2026-05-18T12:26:05Z"}],"graph_snapshots":[{"event_id":"sha256:2f1dc69205a4fcdf0c97036186596ee96a824cde9ebe27711193423727e81604","target":"graph","created_at":"2026-05-18T04:34:27Z","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":"Multilayers of fullerenes with and without endohedral Ar units, C60 and Ar@C60, were investigated by photoemission and density functional theory. The stoichiometry and the endohedral nature of Ar is checked by x-ray photoelectron spectroscopy and x-ray photoelectron diffraction. Valence band ultraviolet photoemission spectra show a strong hybridisation of the Ar 3p valence shell with the 6T1u molecular orbital of C60. A hybridisation gap of 1.6 +/- 0.2 eV is found. This is in agreement with density functional theory (DFT) that predicts 1.47 eV, and indicates Ar@C60 to be a noble gas compound w","authors_text":"A. Seitsonen, H. Takagi, M. Morscher, N. Dragoe, S. Ito, T. Greber","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-07-01T14:19:00Z","title":"Strong 3p -T1u Hybridization in Ar@C60"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.0178","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":"sha256:697f97069e8fb301a09b01ff149bc4f6c595f8362046ed70a290bed297caf6d9","target":"record","created_at":"2026-05-18T04:34:27Z","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":"afcbccd1b656e198060ed6f6f477751d0a66be7d903710e923688d77257d8bb7","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-07-01T14:19:00Z","title_canon_sha256":"451554ed68459c53bb1c4a33204f12e658ae522d3b38e3ef9aba8520c2ae8e38"},"schema_version":"1.0","source":{"id":"1007.0178","kind":"arxiv","version":2}},"canonical_sha256":"05e765f569814e0746d6f503c8147e7981d996570a44e63152cfa544a786486b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"05e765f569814e0746d6f503c8147e7981d996570a44e63152cfa544a786486b","first_computed_at":"2026-05-18T04:34:27.401504Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:34:27.401504Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xi2SgzAo6hbu1bzybkN1HXoKjSoiEdGZ7nV6LyO5VZMiFLS9MrqJBSeXGY0LRJXpk7cTfztq4tBipDcdKBQICg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:34:27.401927Z","signed_message":"canonical_sha256_bytes"},"source_id":"1007.0178","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:697f97069e8fb301a09b01ff149bc4f6c595f8362046ed70a290bed297caf6d9","sha256:2f1dc69205a4fcdf0c97036186596ee96a824cde9ebe27711193423727e81604"],"state_sha256":"2fda084c894a24b2aa0a8293d2b04f46b8c89d851cdbb8612b5df3dae36c595e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yQOLomP+T4Mg7+x6RNcr3J9WJyQ0PYiEhL3c6remGHTdkuZrSCQFj1U+JSIX+vnJ9DO+fP97Vmr7UqaanurxCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T14:20:48.775558Z","bundle_sha256":"679e938faeb2e3cebc6451db71139d33d739721325f515733d732888017722f2"}}