{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:MFVMTAPE2QYGTTSF6RACID2IH5","short_pith_number":"pith:MFVMTAPE","canonical_record":{"source":{"id":"1704.02108","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-04-07T06:59:07Z","cross_cats_sorted":[],"title_canon_sha256":"9b4df0a69da91b5a3f1c5d4a3c671fabc780405eb81d650b153601cf2fd110b6","abstract_canon_sha256":"ae1d4a23f2c36cd7a27ed7cf40e6e1bacd33e361268dbad52ef64882b9b8e7d3"},"schema_version":"1.0"},"canonical_sha256":"616ac981e4d43069ce45f440240f483f643f8456fcce66753b37bb3d451ce915","source":{"kind":"arxiv","id":"1704.02108","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.02108","created_at":"2026-05-18T00:46:50Z"},{"alias_kind":"arxiv_version","alias_value":"1704.02108v1","created_at":"2026-05-18T00:46:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.02108","created_at":"2026-05-18T00:46:50Z"},{"alias_kind":"pith_short_12","alias_value":"MFVMTAPE2QYG","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MFVMTAPE2QYGTTSF","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MFVMTAPE","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:MFVMTAPE2QYGTTSF6RACID2IH5","target":"record","payload":{"canonical_record":{"source":{"id":"1704.02108","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-04-07T06:59:07Z","cross_cats_sorted":[],"title_canon_sha256":"9b4df0a69da91b5a3f1c5d4a3c671fabc780405eb81d650b153601cf2fd110b6","abstract_canon_sha256":"ae1d4a23f2c36cd7a27ed7cf40e6e1bacd33e361268dbad52ef64882b9b8e7d3"},"schema_version":"1.0"},"canonical_sha256":"616ac981e4d43069ce45f440240f483f643f8456fcce66753b37bb3d451ce915","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:50.745919Z","signature_b64":"Ogg4nTMRuZ5bwFeyeTj9oprA6kwNqiOIT7A9ogWM8Z5jl9xJlV9utUFJhP9DtAfrFIgudnWNdh7t2pxzjz6HAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"616ac981e4d43069ce45f440240f483f643f8456fcce66753b37bb3d451ce915","last_reissued_at":"2026-05-18T00:46:50.745157Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:50.745157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1704.02108","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":"2026-05-18T00:46:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VA0PTfoPN9+1jHuhijFvymBEUC+WJ8RvMr74qrVAag4HtGyZRfPqqM+dobGZSAMDrZpuOB8+/S7SC9yCt00WDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T01:05:07.292341Z"},"content_sha256":"94d01f4c79b6cbc3457ba854b0169ea862fa0683ab02c66476b6c529b19cce36","schema_version":"1.0","event_id":"sha256:94d01f4c79b6cbc3457ba854b0169ea862fa0683ab02c66476b6c529b19cce36"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:MFVMTAPE2QYGTTSF6RACID2IH5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multiscale fabrication of scalable biomimetic 3-D, integrated micro-nanochannels network in PDMS for solute exchange","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Mainak Majumder, Prasanna S Gandhi, Prasoon Kumar","submitted_at":"2017-04-07T06:59:07Z","abstract_excerpt":"Integrated micro-nanochannel networks in fluidic devices are desirable in a number of applications ranging from self-healing/cooling materials to bioengineering. The conventional micro-manufacturing techniques are capable of either producing microchannel or nanochannel networks for a fluidic application but lack proficiency in the production of an integrated micro-nanochannel network with a smooth transition from micro-to-nano scale dimension. In addition, these techniques possess limitations such as heavy initial investment, sophistication in operation and scale-up capabilities. Therefore, th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.02108","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":"2026-05-18T00:46:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IKfehOFl4lvZK0gsNyl0tCTTbLTxq8eos9V9lxh8b68JA9D3QsP2+Url1Z3y/U/an0dSA3X5VzUOf1UT9lLLBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T01:05:07.293002Z"},"content_sha256":"f1825df9a310957782d53428ef830cd4944f4eba52e54577e433abaec5a67883","schema_version":"1.0","event_id":"sha256:f1825df9a310957782d53428ef830cd4944f4eba52e54577e433abaec5a67883"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MFVMTAPE2QYGTTSF6RACID2IH5/bundle.json","state_url":"https://pith.science/pith/MFVMTAPE2QYGTTSF6RACID2IH5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MFVMTAPE2QYGTTSF6RACID2IH5/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":"2026-06-05T01:05:07Z","links":{"resolver":"https://pith.science/pith/MFVMTAPE2QYGTTSF6RACID2IH5","bundle":"https://pith.science/pith/MFVMTAPE2QYGTTSF6RACID2IH5/bundle.json","state":"https://pith.science/pith/MFVMTAPE2QYGTTSF6RACID2IH5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MFVMTAPE2QYGTTSF6RACID2IH5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:MFVMTAPE2QYGTTSF6RACID2IH5","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":"ae1d4a23f2c36cd7a27ed7cf40e6e1bacd33e361268dbad52ef64882b9b8e7d3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-04-07T06:59:07Z","title_canon_sha256":"9b4df0a69da91b5a3f1c5d4a3c671fabc780405eb81d650b153601cf2fd110b6"},"schema_version":"1.0","source":{"id":"1704.02108","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.02108","created_at":"2026-05-18T00:46:50Z"},{"alias_kind":"arxiv_version","alias_value":"1704.02108v1","created_at":"2026-05-18T00:46:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.02108","created_at":"2026-05-18T00:46:50Z"},{"alias_kind":"pith_short_12","alias_value":"MFVMTAPE2QYG","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MFVMTAPE2QYGTTSF","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MFVMTAPE","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:f1825df9a310957782d53428ef830cd4944f4eba52e54577e433abaec5a67883","target":"graph","created_at":"2026-05-18T00:46:50Z","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":"Integrated micro-nanochannel networks in fluidic devices are desirable in a number of applications ranging from self-healing/cooling materials to bioengineering. The conventional micro-manufacturing techniques are capable of either producing microchannel or nanochannel networks for a fluidic application but lack proficiency in the production of an integrated micro-nanochannel network with a smooth transition from micro-to-nano scale dimension. In addition, these techniques possess limitations such as heavy initial investment, sophistication in operation and scale-up capabilities. Therefore, th","authors_text":"Mainak Majumder, Prasanna S Gandhi, Prasoon Kumar","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-04-07T06:59:07Z","title":"Multiscale fabrication of scalable biomimetic 3-D, integrated micro-nanochannels network in PDMS for solute exchange"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.02108","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":"sha256:94d01f4c79b6cbc3457ba854b0169ea862fa0683ab02c66476b6c529b19cce36","target":"record","created_at":"2026-05-18T00:46:50Z","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":"ae1d4a23f2c36cd7a27ed7cf40e6e1bacd33e361268dbad52ef64882b9b8e7d3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-04-07T06:59:07Z","title_canon_sha256":"9b4df0a69da91b5a3f1c5d4a3c671fabc780405eb81d650b153601cf2fd110b6"},"schema_version":"1.0","source":{"id":"1704.02108","kind":"arxiv","version":1}},"canonical_sha256":"616ac981e4d43069ce45f440240f483f643f8456fcce66753b37bb3d451ce915","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"616ac981e4d43069ce45f440240f483f643f8456fcce66753b37bb3d451ce915","first_computed_at":"2026-05-18T00:46:50.745157Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:46:50.745157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ogg4nTMRuZ5bwFeyeTj9oprA6kwNqiOIT7A9ogWM8Z5jl9xJlV9utUFJhP9DtAfrFIgudnWNdh7t2pxzjz6HAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:46:50.745919Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.02108","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:94d01f4c79b6cbc3457ba854b0169ea862fa0683ab02c66476b6c529b19cce36","sha256:f1825df9a310957782d53428ef830cd4944f4eba52e54577e433abaec5a67883"],"state_sha256":"e25ae06b3127ea160c27dc3bc2eec68e54f9a0b0228524d1550428ed46a49134"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3iJwlnZuPxetdbFGksWBgKM9FBUkyoUh/dupeXwDbK0v4UIVc2JVjMLOnjFbhNKs4bVWO2IBnftF5cI/93CHAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T01:05:07.296427Z","bundle_sha256":"a952f5badca2f7eabe31a4407ac08098db75cfbf835c4d5374e3b6c4e557b46a"}}