{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:K3UJCUXLCYXIHZFUC4BKCQYCZG","short_pith_number":"pith:K3UJCUXL","canonical_record":{"source":{"id":"1701.01872","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-01-07T19:59:47Z","cross_cats_sorted":[],"title_canon_sha256":"039a818a2b3f5e0d33598c207def105eda536e650e4f79ad0202a5946b33aabc","abstract_canon_sha256":"bdaf18f8f5d06d23681763bceac88e50f2c52f65c0aa50a663e58ffb699cf6a4"},"schema_version":"1.0"},"canonical_sha256":"56e89152eb162e83e4b41702a14302c9be5b19fe87b09e8fdf6d575694020c0e","source":{"kind":"arxiv","id":"1701.01872","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.01872","created_at":"2026-05-18T00:45:43Z"},{"alias_kind":"arxiv_version","alias_value":"1701.01872v1","created_at":"2026-05-18T00:45:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.01872","created_at":"2026-05-18T00:45:43Z"},{"alias_kind":"pith_short_12","alias_value":"K3UJCUXLCYXI","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"K3UJCUXLCYXIHZFU","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"K3UJCUXL","created_at":"2026-05-18T12:31:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:K3UJCUXLCYXIHZFUC4BKCQYCZG","target":"record","payload":{"canonical_record":{"source":{"id":"1701.01872","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-01-07T19:59:47Z","cross_cats_sorted":[],"title_canon_sha256":"039a818a2b3f5e0d33598c207def105eda536e650e4f79ad0202a5946b33aabc","abstract_canon_sha256":"bdaf18f8f5d06d23681763bceac88e50f2c52f65c0aa50a663e58ffb699cf6a4"},"schema_version":"1.0"},"canonical_sha256":"56e89152eb162e83e4b41702a14302c9be5b19fe87b09e8fdf6d575694020c0e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:45:43.215299Z","signature_b64":"KRw+bRETk6WhpHbmO3FClKSf+nKB7tUsN5/GqglqIJs81/TTu4NsJ7LT2QIR0AbSelGaQkfsGhBdNXZ+/COzDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56e89152eb162e83e4b41702a14302c9be5b19fe87b09e8fdf6d575694020c0e","last_reissued_at":"2026-05-18T00:45:43.214565Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:45:43.214565Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.01872","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":"2026-05-18T00:45:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T/VNrKHT+EXIOtKjFsw/Hg0MSoWIyuVWPE3Flo7RMMJuqWvDiy4GUk2YNcn4EmbjnrT7PG9ZSOz1y/H4OMF0DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T10:55:03.772499Z"},"content_sha256":"a472ce7a246d23c0f3bac32dacb90da72ff90510d8e8f8591c23b0e845f7b5e3","schema_version":"1.0","event_id":"sha256:a472ce7a246d23c0f3bac32dacb90da72ff90510d8e8f8591c23b0e845f7b5e3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:K3UJCUXLCYXIHZFUC4BKCQYCZG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Modulation calorimetry in diamond anvil cells I: heat flow models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Gilbert W. Collins, Raymond Jeanloz, Zachary M. Geballe","submitted_at":"2017-01-07T19:59:47Z","abstract_excerpt":"Numerical simulations of heat transport in diamond anvil cells reveal a possibility for absolute measurements of specific heat via high-frequency modulation calorimetry. Such experiments could reveal and help characterize temperature-driven phase transitions at high-pressure, such as melting, the glass transition, magnetic and electric orderings, or superconducting transitions. Specifically, we show that calorimetric information of a sample cannot be directly extracted from measurements at frequencies slower than the timescale of conduction to the diamond anvils (10s to 100s of kHz) since the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.01872","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":"2026-05-18T00:45:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+f6QmNr1jYerQlQy9QcZ5bBJhvY/Uc6zWoMtMb+a1sblexamMboyahXciSxq9TUzrI4r1oo+yxxEZOEkTEUUBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T10:55:03.772839Z"},"content_sha256":"5f6c841b0856f95f759462521041d2dcaacbec270ad7a42d745c166be755a8d6","schema_version":"1.0","event_id":"sha256:5f6c841b0856f95f759462521041d2dcaacbec270ad7a42d745c166be755a8d6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K3UJCUXLCYXIHZFUC4BKCQYCZG/bundle.json","state_url":"https://pith.science/pith/K3UJCUXLCYXIHZFUC4BKCQYCZG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K3UJCUXLCYXIHZFUC4BKCQYCZG/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":"2026-06-27T10:55:03Z","links":{"resolver":"https://pith.science/pith/K3UJCUXLCYXIHZFUC4BKCQYCZG","bundle":"https://pith.science/pith/K3UJCUXLCYXIHZFUC4BKCQYCZG/bundle.json","state":"https://pith.science/pith/K3UJCUXLCYXIHZFUC4BKCQYCZG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K3UJCUXLCYXIHZFUC4BKCQYCZG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:K3UJCUXLCYXIHZFUC4BKCQYCZG","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":"bdaf18f8f5d06d23681763bceac88e50f2c52f65c0aa50a663e58ffb699cf6a4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-01-07T19:59:47Z","title_canon_sha256":"039a818a2b3f5e0d33598c207def105eda536e650e4f79ad0202a5946b33aabc"},"schema_version":"1.0","source":{"id":"1701.01872","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.01872","created_at":"2026-05-18T00:45:43Z"},{"alias_kind":"arxiv_version","alias_value":"1701.01872v1","created_at":"2026-05-18T00:45:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.01872","created_at":"2026-05-18T00:45:43Z"},{"alias_kind":"pith_short_12","alias_value":"K3UJCUXLCYXI","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"K3UJCUXLCYXIHZFU","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"K3UJCUXL","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:5f6c841b0856f95f759462521041d2dcaacbec270ad7a42d745c166be755a8d6","target":"graph","created_at":"2026-05-18T00:45:43Z","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":"Numerical simulations of heat transport in diamond anvil cells reveal a possibility for absolute measurements of specific heat via high-frequency modulation calorimetry. Such experiments could reveal and help characterize temperature-driven phase transitions at high-pressure, such as melting, the glass transition, magnetic and electric orderings, or superconducting transitions. Specifically, we show that calorimetric information of a sample cannot be directly extracted from measurements at frequencies slower than the timescale of conduction to the diamond anvils (10s to 100s of kHz) since the ","authors_text":"Gilbert W. Collins, Raymond Jeanloz, Zachary M. Geballe","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-01-07T19:59:47Z","title":"Modulation calorimetry in diamond anvil cells I: heat flow models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.01872","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:a472ce7a246d23c0f3bac32dacb90da72ff90510d8e8f8591c23b0e845f7b5e3","target":"record","created_at":"2026-05-18T00:45:43Z","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":"bdaf18f8f5d06d23681763bceac88e50f2c52f65c0aa50a663e58ffb699cf6a4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-01-07T19:59:47Z","title_canon_sha256":"039a818a2b3f5e0d33598c207def105eda536e650e4f79ad0202a5946b33aabc"},"schema_version":"1.0","source":{"id":"1701.01872","kind":"arxiv","version":1}},"canonical_sha256":"56e89152eb162e83e4b41702a14302c9be5b19fe87b09e8fdf6d575694020c0e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56e89152eb162e83e4b41702a14302c9be5b19fe87b09e8fdf6d575694020c0e","first_computed_at":"2026-05-18T00:45:43.214565Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:45:43.214565Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KRw+bRETk6WhpHbmO3FClKSf+nKB7tUsN5/GqglqIJs81/TTu4NsJ7LT2QIR0AbSelGaQkfsGhBdNXZ+/COzDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:45:43.215299Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.01872","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a472ce7a246d23c0f3bac32dacb90da72ff90510d8e8f8591c23b0e845f7b5e3","sha256:5f6c841b0856f95f759462521041d2dcaacbec270ad7a42d745c166be755a8d6"],"state_sha256":"aec4b5234f2c682254c210a00e62d43532d8d8a1d399446b5ad3b3e24555f3b7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gFIolPL9iidvUyTGCW3/vezQiws0UTy8QCmaWiI0NHW3EBEgltcGa6hvdvgKvTY4uaXBiyAps7FF3ISUFIWeAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T10:55:03.774785Z","bundle_sha256":"e656b581d7f5674351a237772cf241d162f329d7bedc6f3150c5a32869805541"}}