{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:EWFWG4MZDOFE3ADJCNEHWUN2QM","short_pith_number":"pith:EWFWG4MZ","canonical_record":{"source":{"id":"1101.5882","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-01-31T09:29:46Z","cross_cats_sorted":[],"title_canon_sha256":"a7aad099758375cc3918aad7334a4463e59877607854fc85ab57d959a03ed782","abstract_canon_sha256":"7b73c9ff88dfc92f6a0455a6139382c8e506889347a4adbd5f04c651161e742c"},"schema_version":"1.0"},"canonical_sha256":"258b6371991b8a4d806913487b51ba832ba5a07e0168c8cd9c87776218cf50b6","source":{"kind":"arxiv","id":"1101.5882","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.5882","created_at":"2026-05-18T02:03:20Z"},{"alias_kind":"arxiv_version","alias_value":"1101.5882v1","created_at":"2026-05-18T02:03:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.5882","created_at":"2026-05-18T02:03:20Z"},{"alias_kind":"pith_short_12","alias_value":"EWFWG4MZDOFE","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"EWFWG4MZDOFE3ADJ","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"EWFWG4MZ","created_at":"2026-05-18T12:26:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:EWFWG4MZDOFE3ADJCNEHWUN2QM","target":"record","payload":{"canonical_record":{"source":{"id":"1101.5882","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-01-31T09:29:46Z","cross_cats_sorted":[],"title_canon_sha256":"a7aad099758375cc3918aad7334a4463e59877607854fc85ab57d959a03ed782","abstract_canon_sha256":"7b73c9ff88dfc92f6a0455a6139382c8e506889347a4adbd5f04c651161e742c"},"schema_version":"1.0"},"canonical_sha256":"258b6371991b8a4d806913487b51ba832ba5a07e0168c8cd9c87776218cf50b6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:20.194994Z","signature_b64":"C7RHzP8nYfANecLyTI+9TpDm0uRXcHFjzuHfVxVn9Dm6VK2+nrt93/UwWW6768NsbSTKupbvLi7RbZsxcU7zBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"258b6371991b8a4d806913487b51ba832ba5a07e0168c8cd9c87776218cf50b6","last_reissued_at":"2026-05-18T02:03:20.194354Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:20.194354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1101.5882","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":"2026-05-18T02:03:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1QVBnZDPQw1YbORKEyMkCIpdL/Y8SnMib+zmzFlmJHfq3Nk3DoI9mgM+RpyKWDFMdoHhL4pGV/qYZWThlzNhAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T06:47:55.781432Z"},"content_sha256":"2228e0f2f7cf58aae1fd88be602027c807972068100956397923b48ac42afcbc","schema_version":"1.0","event_id":"sha256:2228e0f2f7cf58aae1fd88be602027c807972068100956397923b48ac42afcbc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:EWFWG4MZDOFE3ADJCNEHWUN2QM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chemical engineering of adamantane by lithium functionalization: A first-principles density functional theory study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Ahmad Ranjbar, Hoonkyung Lee, Mohammad Khazaei, Natarajan Sathiyamoorthy Venkataramanan, Yoshiyuki Kawazoe","submitted_at":"2011-01-31T09:29:46Z","abstract_excerpt":"Using first-principle density functional theory, we investigated the hydrogen storage capacity of Li functionalized adamantane. We showed that if one of the acidic hydrogen atoms of adamantane is replaced by Li/Li+, the resulting complex is activated and ready to adsorb hydrogen molecules at a high gravimetric weight percent of around ~ 7.0 %. Due to polarization of hydrogen molecules under the induced electric field generated by positively charged Li/Li+, they are adsorbed on ADM.Li/Li+ complexes with an average binding energy of ~ -0.15 eV/H2, desirable for hydrogen storage applications. We "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.5882","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":"2026-05-18T02:03:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sHCyls5y8/bA0c6ZMPJbEF7cjaMKSFjm0+ww8MU0JsD3O6/I/mB4Y2RDVA1HUKqM+hzHMqAU9a8iNN+gzsDDBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T06:47:55.781789Z"},"content_sha256":"5da1797ada9ec2b289939a1dc4d1c091ec729e5c641b6b2dcffad9ce097a36c3","schema_version":"1.0","event_id":"sha256:5da1797ada9ec2b289939a1dc4d1c091ec729e5c641b6b2dcffad9ce097a36c3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EWFWG4MZDOFE3ADJCNEHWUN2QM/bundle.json","state_url":"https://pith.science/pith/EWFWG4MZDOFE3ADJCNEHWUN2QM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EWFWG4MZDOFE3ADJCNEHWUN2QM/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":"2026-06-02T06:47:55Z","links":{"resolver":"https://pith.science/pith/EWFWG4MZDOFE3ADJCNEHWUN2QM","bundle":"https://pith.science/pith/EWFWG4MZDOFE3ADJCNEHWUN2QM/bundle.json","state":"https://pith.science/pith/EWFWG4MZDOFE3ADJCNEHWUN2QM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EWFWG4MZDOFE3ADJCNEHWUN2QM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:EWFWG4MZDOFE3ADJCNEHWUN2QM","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":"7b73c9ff88dfc92f6a0455a6139382c8e506889347a4adbd5f04c651161e742c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-01-31T09:29:46Z","title_canon_sha256":"a7aad099758375cc3918aad7334a4463e59877607854fc85ab57d959a03ed782"},"schema_version":"1.0","source":{"id":"1101.5882","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.5882","created_at":"2026-05-18T02:03:20Z"},{"alias_kind":"arxiv_version","alias_value":"1101.5882v1","created_at":"2026-05-18T02:03:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.5882","created_at":"2026-05-18T02:03:20Z"},{"alias_kind":"pith_short_12","alias_value":"EWFWG4MZDOFE","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"EWFWG4MZDOFE3ADJ","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"EWFWG4MZ","created_at":"2026-05-18T12:26:28Z"}],"graph_snapshots":[{"event_id":"sha256:5da1797ada9ec2b289939a1dc4d1c091ec729e5c641b6b2dcffad9ce097a36c3","target":"graph","created_at":"2026-05-18T02:03:20Z","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":"Using first-principle density functional theory, we investigated the hydrogen storage capacity of Li functionalized adamantane. We showed that if one of the acidic hydrogen atoms of adamantane is replaced by Li/Li+, the resulting complex is activated and ready to adsorb hydrogen molecules at a high gravimetric weight percent of around ~ 7.0 %. Due to polarization of hydrogen molecules under the induced electric field generated by positively charged Li/Li+, they are adsorbed on ADM.Li/Li+ complexes with an average binding energy of ~ -0.15 eV/H2, desirable for hydrogen storage applications. We ","authors_text":"Ahmad Ranjbar, Hoonkyung Lee, Mohammad Khazaei, Natarajan Sathiyamoorthy Venkataramanan, Yoshiyuki Kawazoe","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-01-31T09:29:46Z","title":"Chemical engineering of adamantane by lithium functionalization: A first-principles density functional theory study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.5882","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":"sha256:2228e0f2f7cf58aae1fd88be602027c807972068100956397923b48ac42afcbc","target":"record","created_at":"2026-05-18T02:03:20Z","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":"7b73c9ff88dfc92f6a0455a6139382c8e506889347a4adbd5f04c651161e742c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-01-31T09:29:46Z","title_canon_sha256":"a7aad099758375cc3918aad7334a4463e59877607854fc85ab57d959a03ed782"},"schema_version":"1.0","source":{"id":"1101.5882","kind":"arxiv","version":1}},"canonical_sha256":"258b6371991b8a4d806913487b51ba832ba5a07e0168c8cd9c87776218cf50b6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"258b6371991b8a4d806913487b51ba832ba5a07e0168c8cd9c87776218cf50b6","first_computed_at":"2026-05-18T02:03:20.194354Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:20.194354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"C7RHzP8nYfANecLyTI+9TpDm0uRXcHFjzuHfVxVn9Dm6VK2+nrt93/UwWW6768NsbSTKupbvLi7RbZsxcU7zBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:20.194994Z","signed_message":"canonical_sha256_bytes"},"source_id":"1101.5882","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2228e0f2f7cf58aae1fd88be602027c807972068100956397923b48ac42afcbc","sha256:5da1797ada9ec2b289939a1dc4d1c091ec729e5c641b6b2dcffad9ce097a36c3"],"state_sha256":"73f1a1782b303b78751e8494946bc8ccd2a901737e26ff491e973e9e684b2fd9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Iq9qRsE8khUuxSNy8B173BVsXs3qD8D8keFMAtYkKFvPOypR0MrQDCoBl9Cb80zpjPiIWHkCGgJrbWxRpJkKBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T06:47:55.783745Z","bundle_sha256":"c0fa1ad45da497af9ed91f881db02dca061f1d702668b1b97d3b5d45be09e777"}}