{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:WINCGRNIS2466GVMUDPZ245YPB","short_pith_number":"pith:WINCGRNI","canonical_record":{"source":{"id":"cond-mat/0702383","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-02-16T10:27:06Z","cross_cats_sorted":[],"title_canon_sha256":"5a8acdb981cc99bdd636a58eb12ef8c76bd6f3d8c7ae1de2413d549ee3d43ec9","abstract_canon_sha256":"6037add2408afae3ce56d4422cf67051857d3035a1257a50426ee08e886ba20e"},"schema_version":"1.0"},"canonical_sha256":"b21a2345a896b9ef1aaca0df9d73b87840c40ca1b8194a535767941f2fdace8e","source":{"kind":"arxiv","id":"cond-mat/0702383","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0702383","created_at":"2026-05-18T04:08:54Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0702383v2","created_at":"2026-05-18T04:08:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0702383","created_at":"2026-05-18T04:08:54Z"},{"alias_kind":"pith_short_12","alias_value":"WINCGRNIS246","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_16","alias_value":"WINCGRNIS2466GVM","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_8","alias_value":"WINCGRNI","created_at":"2026-05-18T12:25:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:WINCGRNIS2466GVMUDPZ245YPB","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0702383","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-02-16T10:27:06Z","cross_cats_sorted":[],"title_canon_sha256":"5a8acdb981cc99bdd636a58eb12ef8c76bd6f3d8c7ae1de2413d549ee3d43ec9","abstract_canon_sha256":"6037add2408afae3ce56d4422cf67051857d3035a1257a50426ee08e886ba20e"},"schema_version":"1.0"},"canonical_sha256":"b21a2345a896b9ef1aaca0df9d73b87840c40ca1b8194a535767941f2fdace8e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:08:54.646426Z","signature_b64":"UFZiNTCRNfR5PN5vDM/ZLqz+GQTRQ8T0cT3dlJYXu/LZoOwWnP6ruUKCMaz9EshwHIO1qSFQDnyr8/aZYl9eAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b21a2345a896b9ef1aaca0df9d73b87840c40ca1b8194a535767941f2fdace8e","last_reissued_at":"2026-05-18T04:08:54.645993Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:08:54.645993Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0702383","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":"2026-05-18T04:08:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pTX+mvc2unsmi6pIq7N2x4TOAEQiqq99hPVaKgkz1Wy9SlK7NDN+vi+ZD/9CA5HfMUEHf+EluSTkuogJX7KbBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T09:59:59.430741Z"},"content_sha256":"39a745733f445bb560a8b8ec42c3a9d80fee28cfba3bc262ab3441d3a04266a9","schema_version":"1.0","event_id":"sha256:39a745733f445bb560a8b8ec42c3a9d80fee28cfba3bc262ab3441d3a04266a9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:WINCGRNIS2466GVMUDPZ245YPB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low temperature conduction behavior in highly crystallized undoped microcrystalline silicon thin films","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"P. Roca i Cabarrocas, Sanjay K. Ram, Satyendra Kumar","submitted_at":"2007-02-16T10:27:06Z","abstract_excerpt":"The temperature dependence of dark conductivity at low temperatures (300-15 K) was studied on a wide microstructural range of well-characterized highly crystallized single phase undoped microcrystalline silicon samples. Our study reveals two different temperature dependences in films having different microstructures. A T^(-0.5) dependence of dark conductivity supporting tunneling of carriers between neighboring conducting crystals, similar to percolation-hopping model proposed for metal-insulator composite systems, is seen in microcrystalline silicon films that are fully crystallized with tigh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0702383","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":"2026-05-18T04:08:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x9VRQQ5atUDPA2O0Y9NuGayI4FJoLySsvofGMX+Kk5zjMoWA6zFtwXJ8VbVYaoncAYFExXonz2gq+Ls7r0bpAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T09:59:59.431077Z"},"content_sha256":"86a192bdffbfa1130eaea18aa027acaacd37c9553636f0c4896b5ac5280e77d0","schema_version":"1.0","event_id":"sha256:86a192bdffbfa1130eaea18aa027acaacd37c9553636f0c4896b5ac5280e77d0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WINCGRNIS2466GVMUDPZ245YPB/bundle.json","state_url":"https://pith.science/pith/WINCGRNIS2466GVMUDPZ245YPB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WINCGRNIS2466GVMUDPZ245YPB/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":"2026-06-05T09:59:59Z","links":{"resolver":"https://pith.science/pith/WINCGRNIS2466GVMUDPZ245YPB","bundle":"https://pith.science/pith/WINCGRNIS2466GVMUDPZ245YPB/bundle.json","state":"https://pith.science/pith/WINCGRNIS2466GVMUDPZ245YPB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WINCGRNIS2466GVMUDPZ245YPB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:WINCGRNIS2466GVMUDPZ245YPB","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":"6037add2408afae3ce56d4422cf67051857d3035a1257a50426ee08e886ba20e","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-02-16T10:27:06Z","title_canon_sha256":"5a8acdb981cc99bdd636a58eb12ef8c76bd6f3d8c7ae1de2413d549ee3d43ec9"},"schema_version":"1.0","source":{"id":"cond-mat/0702383","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0702383","created_at":"2026-05-18T04:08:54Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0702383v2","created_at":"2026-05-18T04:08:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0702383","created_at":"2026-05-18T04:08:54Z"},{"alias_kind":"pith_short_12","alias_value":"WINCGRNIS246","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_16","alias_value":"WINCGRNIS2466GVM","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_8","alias_value":"WINCGRNI","created_at":"2026-05-18T12:25:56Z"}],"graph_snapshots":[{"event_id":"sha256:86a192bdffbfa1130eaea18aa027acaacd37c9553636f0c4896b5ac5280e77d0","target":"graph","created_at":"2026-05-18T04:08:54Z","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"},"paper":{"abstract_excerpt":"The temperature dependence of dark conductivity at low temperatures (300-15 K) was studied on a wide microstructural range of well-characterized highly crystallized single phase undoped microcrystalline silicon samples. Our study reveals two different temperature dependences in films having different microstructures. A T^(-0.5) dependence of dark conductivity supporting tunneling of carriers between neighboring conducting crystals, similar to percolation-hopping model proposed for metal-insulator composite systems, is seen in microcrystalline silicon films that are fully crystallized with tigh","authors_text":"P. Roca i Cabarrocas, Sanjay K. Ram, Satyendra Kumar","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-02-16T10:27:06Z","title":"Low temperature conduction behavior in highly crystallized undoped microcrystalline silicon thin films"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0702383","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":"sha256:39a745733f445bb560a8b8ec42c3a9d80fee28cfba3bc262ab3441d3a04266a9","target":"record","created_at":"2026-05-18T04:08:54Z","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":"6037add2408afae3ce56d4422cf67051857d3035a1257a50426ee08e886ba20e","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-02-16T10:27:06Z","title_canon_sha256":"5a8acdb981cc99bdd636a58eb12ef8c76bd6f3d8c7ae1de2413d549ee3d43ec9"},"schema_version":"1.0","source":{"id":"cond-mat/0702383","kind":"arxiv","version":2}},"canonical_sha256":"b21a2345a896b9ef1aaca0df9d73b87840c40ca1b8194a535767941f2fdace8e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b21a2345a896b9ef1aaca0df9d73b87840c40ca1b8194a535767941f2fdace8e","first_computed_at":"2026-05-18T04:08:54.645993Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:08:54.645993Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UFZiNTCRNfR5PN5vDM/ZLqz+GQTRQ8T0cT3dlJYXu/LZoOwWnP6ruUKCMaz9EshwHIO1qSFQDnyr8/aZYl9eAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:08:54.646426Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0702383","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:39a745733f445bb560a8b8ec42c3a9d80fee28cfba3bc262ab3441d3a04266a9","sha256:86a192bdffbfa1130eaea18aa027acaacd37c9553636f0c4896b5ac5280e77d0"],"state_sha256":"ddd268c48ec50056d2c4b6c562b75b2989856254d491eef40ee0e7e4f01d2e36"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0pmdCggj2c0BxGSYPjqyft6039jS5W//876it3+ReshM1dTJeXZIeXsQRyG2kPNOlPjlEL74jGnWWBFo96BMDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T09:59:59.432868Z","bundle_sha256":"0c7297a7cb658ec082b47afaa133e81b963de273aadd201f90d9fd2aeb20b7b4"}}