{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:6XCAVISVEUWYCE7FTT277R4EY6","short_pith_number":"pith:6XCAVISV","canonical_record":{"source":{"id":"cond-mat/0101322","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2001-01-20T16:17:43Z","cross_cats_sorted":[],"title_canon_sha256":"e77f88fa2b701a6ab3bcd31a8829d3b69dce715c70e5ef4720823fb3f0839b59","abstract_canon_sha256":"1f407ef46d73875c0c287cd0474d39f345bb32aa3d986fea640ef3e6e30ba21f"},"schema_version":"1.0"},"canonical_sha256":"f5c40aa255252d8113e59cf5ffc784c7819acec05867c4ca6f7d86e4ea7dd264","source":{"kind":"arxiv","id":"cond-mat/0101322","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0101322","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0101322v1","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0101322","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"pith_short_12","alias_value":"6XCAVISVEUWY","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"pith_short_16","alias_value":"6XCAVISVEUWYCE7F","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"pith_short_8","alias_value":"6XCAVISV","created_at":"2026-07-04T16:24:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:6XCAVISVEUWYCE7FTT277R4EY6","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0101322","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2001-01-20T16:17:43Z","cross_cats_sorted":[],"title_canon_sha256":"e77f88fa2b701a6ab3bcd31a8829d3b69dce715c70e5ef4720823fb3f0839b59","abstract_canon_sha256":"1f407ef46d73875c0c287cd0474d39f345bb32aa3d986fea640ef3e6e30ba21f"},"schema_version":"1.0"},"canonical_sha256":"f5c40aa255252d8113e59cf5ffc784c7819acec05867c4ca6f7d86e4ea7dd264","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:24:54.210477Z","signature_b64":"busgMOI88SJRXDQvpUUt1MtfaVmumhARdXFGvFiB9joTC096X5ivdnleibj8K4MM3Gm8BbNx3KbTFe28A5hRAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f5c40aa255252d8113e59cf5ffc784c7819acec05867c4ca6f7d86e4ea7dd264","last_reissued_at":"2026-07-04T16:24:54.210085Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:24:54.210085Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0101322","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":"2026-07-04T16:24:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4NW8QoEqsy8R6dqDRjmvnbaADRBmOpcXdVvBwqxcUpSBUDfbNhw3bPwJarfPsSHu847lkb4OSa2kY/Pd/GDcBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T11:22:56.104259Z"},"content_sha256":"c8a0c5a2bf226c02ccf3e72d6cfe33587b7a3a25b6175c59a0decaa1a9e7c21c","schema_version":"1.0","event_id":"sha256:c8a0c5a2bf226c02ccf3e72d6cfe33587b7a3a25b6175c59a0decaa1a9e7c21c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:6XCAVISVEUWYCE7FTT277R4EY6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Doped magnetic moments in a disordered electron system: insulator-metal transition, spin glass and `cmr'","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Pinaki Majumdar, Sanjeev Kumar","submitted_at":"2001-01-20T16:17:43Z","abstract_excerpt":"Recent experiments on the amorphous magnetic semiconductor Gd_x Si_{1-x}, Phys. Rev. Lett. 77, 4652 (1996), ibid 83, 2266 (1999), ibid 84, 5411 (2000), ibid 85, 848 (2000), have revealed an insulator-metal transition (i-m-t), as a function of doping and magnetic field, a spin glass state at low temperature, and colossal magnetoresistance close to the i-m-t. There are also signatures of strong electron-electron interaction close to the i-m-t. Motivated by these results we examine the role of doped magnetic moments in a strongly disordered electron system. In this paper we study a model of elect"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0101322","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/cond-mat/0101322/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T16:24:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cN3yhErtp00hd5U9HXnkiXCqtZaIjyskLYOaNdgfpbWVp9wfaHyIetxbRSwtaBFBi+9COONAObTY0YbS3Gv2DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T11:22:56.104764Z"},"content_sha256":"9e2725b1965d20a3f02237c346841805131fc6d6f53b4c16faeb353b6c5cf14c","schema_version":"1.0","event_id":"sha256:9e2725b1965d20a3f02237c346841805131fc6d6f53b4c16faeb353b6c5cf14c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6XCAVISVEUWYCE7FTT277R4EY6/bundle.json","state_url":"https://pith.science/pith/6XCAVISVEUWYCE7FTT277R4EY6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6XCAVISVEUWYCE7FTT277R4EY6/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":"2026-08-14T11:22:56Z","links":{"resolver":"https://pith.science/pith/6XCAVISVEUWYCE7FTT277R4EY6","bundle":"https://pith.science/pith/6XCAVISVEUWYCE7FTT277R4EY6/bundle.json","state":"https://pith.science/pith/6XCAVISVEUWYCE7FTT277R4EY6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6XCAVISVEUWYCE7FTT277R4EY6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:6XCAVISVEUWYCE7FTT277R4EY6","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":"1f407ef46d73875c0c287cd0474d39f345bb32aa3d986fea640ef3e6e30ba21f","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2001-01-20T16:17:43Z","title_canon_sha256":"e77f88fa2b701a6ab3bcd31a8829d3b69dce715c70e5ef4720823fb3f0839b59"},"schema_version":"1.0","source":{"id":"cond-mat/0101322","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0101322","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0101322v1","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0101322","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"pith_short_12","alias_value":"6XCAVISVEUWY","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"pith_short_16","alias_value":"6XCAVISVEUWYCE7F","created_at":"2026-07-04T16:24:54Z"},{"alias_kind":"pith_short_8","alias_value":"6XCAVISV","created_at":"2026-07-04T16:24:54Z"}],"graph_snapshots":[{"event_id":"sha256:9e2725b1965d20a3f02237c346841805131fc6d6f53b4c16faeb353b6c5cf14c","target":"graph","created_at":"2026-07-04T16:24:54Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/cond-mat/0101322/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent experiments on the amorphous magnetic semiconductor Gd_x Si_{1-x}, Phys. Rev. Lett. 77, 4652 (1996), ibid 83, 2266 (1999), ibid 84, 5411 (2000), ibid 85, 848 (2000), have revealed an insulator-metal transition (i-m-t), as a function of doping and magnetic field, a spin glass state at low temperature, and colossal magnetoresistance close to the i-m-t. There are also signatures of strong electron-electron interaction close to the i-m-t. Motivated by these results we examine the role of doped magnetic moments in a strongly disordered electron system. In this paper we study a model of elect","authors_text":"Pinaki Majumdar, Sanjeev Kumar","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.str-el","submitted_at":"2001-01-20T16:17:43Z","title":"Doped magnetic moments in a disordered electron system: insulator-metal transition, spin glass and `cmr'"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0101322","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:c8a0c5a2bf226c02ccf3e72d6cfe33587b7a3a25b6175c59a0decaa1a9e7c21c","target":"record","created_at":"2026-07-04T16:24:54Z","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":"1f407ef46d73875c0c287cd0474d39f345bb32aa3d986fea640ef3e6e30ba21f","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2001-01-20T16:17:43Z","title_canon_sha256":"e77f88fa2b701a6ab3bcd31a8829d3b69dce715c70e5ef4720823fb3f0839b59"},"schema_version":"1.0","source":{"id":"cond-mat/0101322","kind":"arxiv","version":1}},"canonical_sha256":"f5c40aa255252d8113e59cf5ffc784c7819acec05867c4ca6f7d86e4ea7dd264","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f5c40aa255252d8113e59cf5ffc784c7819acec05867c4ca6f7d86e4ea7dd264","first_computed_at":"2026-07-04T16:24:54.210085Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:24:54.210085Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"busgMOI88SJRXDQvpUUt1MtfaVmumhARdXFGvFiB9joTC096X5ivdnleibj8K4MM3Gm8BbNx3KbTFe28A5hRAg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:24:54.210477Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0101322","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c8a0c5a2bf226c02ccf3e72d6cfe33587b7a3a25b6175c59a0decaa1a9e7c21c","sha256:9e2725b1965d20a3f02237c346841805131fc6d6f53b4c16faeb353b6c5cf14c"],"state_sha256":"f505b3fff89eec9b9b8b961f450b410068f33514453a3ab88153026c220407e4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qQcgk5qaJTShC5rFRlCH9SmAaw8UU4AnS+9MgPKUOkCSONHYre7bmw5+/fGA+nsP84Z/S3xnQ31W33OnYkKjAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T11:22:56.108711Z","bundle_sha256":"f9683ace6a915121b83bd92ed8a97ed90edddacfa2689fd930270957ef84bcc7"}}