{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:UJHUZT5FA2ACFCGRELSCIUALJ7","short_pith_number":"pith:UJHUZT5F","canonical_record":{"source":{"id":"2412.02407","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2024-12-03T12:00:50Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"4cca424882f226f2c8f5f73c636f7d64a0a1e26b9cc383ef51cbd43cd565395d","abstract_canon_sha256":"a209f2f06a77f4b412f329d96de6f78f9466de6b18f0ea9fa91bbfd2b65d0cf3"},"schema_version":"1.0"},"canonical_sha256":"a24f4ccfa506802288d122e424500b4fc68cd0dd160d70273e9c9e4f56bddcd7","source":{"kind":"arxiv","id":"2412.02407","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.02407","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"arxiv_version","alias_value":"2412.02407v1","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.02407","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"pith_short_12","alias_value":"UJHUZT5FA2AC","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"pith_short_16","alias_value":"UJHUZT5FA2ACFCGR","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"pith_short_8","alias_value":"UJHUZT5F","created_at":"2026-07-05T10:30:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:UJHUZT5FA2ACFCGRELSCIUALJ7","target":"record","payload":{"canonical_record":{"source":{"id":"2412.02407","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2024-12-03T12:00:50Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"4cca424882f226f2c8f5f73c636f7d64a0a1e26b9cc383ef51cbd43cd565395d","abstract_canon_sha256":"a209f2f06a77f4b412f329d96de6f78f9466de6b18f0ea9fa91bbfd2b65d0cf3"},"schema_version":"1.0"},"canonical_sha256":"a24f4ccfa506802288d122e424500b4fc68cd0dd160d70273e9c9e4f56bddcd7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:30:27.693581Z","signature_b64":"1Un8p4AjtmQSDOnExFEgnSRERhuM0VXk/hCRMDoH8KYn8iPTnJKPPzdnD8HZkwQKFuiHOYnV/ULUGSUXeqRpAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a24f4ccfa506802288d122e424500b4fc68cd0dd160d70273e9c9e4f56bddcd7","last_reissued_at":"2026-07-05T10:30:27.693103Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:30:27.693103Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.02407","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":"2026-07-05T10:30:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9tFLAR5RbEuj8SJgM52JSmxvlZF4ct4qendCJ+3ULRA9aCa2umja46uCXpbs/xCL8eb6RT1y9L4h4XGT/YxRAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T23:54:42.646242Z"},"content_sha256":"7fb85c401a0c3e76ba584dc75d7297cce29ae373938c241d4768b09e79502ab8","schema_version":"1.0","event_id":"sha256:7fb85c401a0c3e76ba584dc75d7297cce29ae373938c241d4768b09e79502ab8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:UJHUZT5FA2ACFCGRELSCIUALJ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dry Transfer Based on PMMA and Thermal Release Tape for Heterogeneous Integration of 2D-TMDC Layers","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.app-ph","authors_text":"Agata Piacentini, Amir Ghiami, Andrei Vescan, Eva Mayer, Hleb Fiadziushkin, Holger Kalisch, Jochen M. Schneider, Max C. Lemme, Michael Heuken, Songyao Tang, Tianyishan Sun, Yibing Wang","submitted_at":"2024-12-03T12:00:50Z","abstract_excerpt":"A reliable and scalable transfer of 2D-TMDCs (two-dimensional transition metal dichalcogenides) from the growth substrate to a target substrate with high reproducibility and yield is a crucial step for device integration. In this work, we have introduced a scalable dry-transfer approach for 2D-TMDCs grown by MOCVD (metal-organic chemical vapor deposition) on sapphire. Transfer to a silicon/silicon dioxide (Si/SiO$_2$) substrate is performed using PMMA (poly(methyl methacrylate)) and TRT (thermal release tape) as sacrificial layer and carrier, respectively. Our proposed method ensures a reprodu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.02407","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/2412.02407/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":"2026-07-05T10:30:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vZkmksnNj6KBL1Q0qNv3s8SHtNTjlU+DaAS7wGuA7c1ChA8f7hIDjO7UUzZKdFJgbWAmJ8PxZgwsAMT4fO3fDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T23:54:42.646643Z"},"content_sha256":"aa7d68597426e1fc1c58367a8b2d13f505ddd06db54b22f0d8ab495c1a90d93d","schema_version":"1.0","event_id":"sha256:aa7d68597426e1fc1c58367a8b2d13f505ddd06db54b22f0d8ab495c1a90d93d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UJHUZT5FA2ACFCGRELSCIUALJ7/bundle.json","state_url":"https://pith.science/pith/UJHUZT5FA2ACFCGRELSCIUALJ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UJHUZT5FA2ACFCGRELSCIUALJ7/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":"2026-07-08T23:54:42Z","links":{"resolver":"https://pith.science/pith/UJHUZT5FA2ACFCGRELSCIUALJ7","bundle":"https://pith.science/pith/UJHUZT5FA2ACFCGRELSCIUALJ7/bundle.json","state":"https://pith.science/pith/UJHUZT5FA2ACFCGRELSCIUALJ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UJHUZT5FA2ACFCGRELSCIUALJ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:UJHUZT5FA2ACFCGRELSCIUALJ7","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":"a209f2f06a77f4b412f329d96de6f78f9466de6b18f0ea9fa91bbfd2b65d0cf3","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2024-12-03T12:00:50Z","title_canon_sha256":"4cca424882f226f2c8f5f73c636f7d64a0a1e26b9cc383ef51cbd43cd565395d"},"schema_version":"1.0","source":{"id":"2412.02407","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.02407","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"arxiv_version","alias_value":"2412.02407v1","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.02407","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"pith_short_12","alias_value":"UJHUZT5FA2AC","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"pith_short_16","alias_value":"UJHUZT5FA2ACFCGR","created_at":"2026-07-05T10:30:27Z"},{"alias_kind":"pith_short_8","alias_value":"UJHUZT5F","created_at":"2026-07-05T10:30:27Z"}],"graph_snapshots":[{"event_id":"sha256:aa7d68597426e1fc1c58367a8b2d13f505ddd06db54b22f0d8ab495c1a90d93d","target":"graph","created_at":"2026-07-05T10:30:27Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2412.02407/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A reliable and scalable transfer of 2D-TMDCs (two-dimensional transition metal dichalcogenides) from the growth substrate to a target substrate with high reproducibility and yield is a crucial step for device integration. In this work, we have introduced a scalable dry-transfer approach for 2D-TMDCs grown by MOCVD (metal-organic chemical vapor deposition) on sapphire. Transfer to a silicon/silicon dioxide (Si/SiO$_2$) substrate is performed using PMMA (poly(methyl methacrylate)) and TRT (thermal release tape) as sacrificial layer and carrier, respectively. Our proposed method ensures a reprodu","authors_text":"Agata Piacentini, Amir Ghiami, Andrei Vescan, Eva Mayer, Hleb Fiadziushkin, Holger Kalisch, Jochen M. Schneider, Max C. Lemme, Michael Heuken, Songyao Tang, Tianyishan Sun, Yibing Wang","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2024-12-03T12:00:50Z","title":"Dry Transfer Based on PMMA and Thermal Release Tape for Heterogeneous Integration of 2D-TMDC Layers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.02407","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":"sha256:7fb85c401a0c3e76ba584dc75d7297cce29ae373938c241d4768b09e79502ab8","target":"record","created_at":"2026-07-05T10:30:27Z","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":"a209f2f06a77f4b412f329d96de6f78f9466de6b18f0ea9fa91bbfd2b65d0cf3","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2024-12-03T12:00:50Z","title_canon_sha256":"4cca424882f226f2c8f5f73c636f7d64a0a1e26b9cc383ef51cbd43cd565395d"},"schema_version":"1.0","source":{"id":"2412.02407","kind":"arxiv","version":1}},"canonical_sha256":"a24f4ccfa506802288d122e424500b4fc68cd0dd160d70273e9c9e4f56bddcd7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a24f4ccfa506802288d122e424500b4fc68cd0dd160d70273e9c9e4f56bddcd7","first_computed_at":"2026-07-05T10:30:27.693103Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:30:27.693103Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1Un8p4AjtmQSDOnExFEgnSRERhuM0VXk/hCRMDoH8KYn8iPTnJKPPzdnD8HZkwQKFuiHOYnV/ULUGSUXeqRpAA==","signature_status":"signed_v1","signed_at":"2026-07-05T10:30:27.693581Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.02407","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7fb85c401a0c3e76ba584dc75d7297cce29ae373938c241d4768b09e79502ab8","sha256:aa7d68597426e1fc1c58367a8b2d13f505ddd06db54b22f0d8ab495c1a90d93d"],"state_sha256":"082e05ba5a252082310301ffdc5c639cbe7219315a50dfd7e8a9b6057db71d6c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PnQJuOIiV1BsiQv7EVkgYZvWVqGsLqWBZlRjWxgMh9a9P6qO5MxYUtlIf+4O6mYZ47+GoXPN7GtWKuFr8hxLDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T23:54:42.648802Z","bundle_sha256":"74b52b64b0bfff3dd8d1639801d3cfb7340988aa71630230ee735836475cf9f0"}}