{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:D4HFV3E5VYQPO4QK67DC3NQXXQ","short_pith_number":"pith:D4HFV3E5","canonical_record":{"source":{"id":"2011.00831","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-02T08:59:49Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"b0fee0a92ab3049ef0c3dc202ad179d9fdae9e9f7f56c0486bf93dd3dbd37eab","abstract_canon_sha256":"6769d3045a5082b964261f66941d843d01c6e54de976bee70e963c01a71d48e8"},"schema_version":"1.0"},"canonical_sha256":"1f0e5aec9dae20f7720af7c62db617bc069f2fb88b0cf53b23bf109531558beb","source":{"kind":"arxiv","id":"2011.00831","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.00831","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"arxiv_version","alias_value":"2011.00831v1","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.00831","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"pith_short_12","alias_value":"D4HFV3E5VYQP","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"pith_short_16","alias_value":"D4HFV3E5VYQPO4QK","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"pith_short_8","alias_value":"D4HFV3E5","created_at":"2026-07-05T01:48:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:D4HFV3E5VYQPO4QK67DC3NQXXQ","target":"record","payload":{"canonical_record":{"source":{"id":"2011.00831","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-02T08:59:49Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"b0fee0a92ab3049ef0c3dc202ad179d9fdae9e9f7f56c0486bf93dd3dbd37eab","abstract_canon_sha256":"6769d3045a5082b964261f66941d843d01c6e54de976bee70e963c01a71d48e8"},"schema_version":"1.0"},"canonical_sha256":"1f0e5aec9dae20f7720af7c62db617bc069f2fb88b0cf53b23bf109531558beb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:48:20.246055Z","signature_b64":"dTP4o2F94OhTLfnDWqRB/+DaFZIKvxH4vRBL/Yfk+5TqwnwpgTy1a0vL33GHoMskIlQMzQKpGwsrxSpmYPoICA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f0e5aec9dae20f7720af7c62db617bc069f2fb88b0cf53b23bf109531558beb","last_reissued_at":"2026-07-05T01:48:20.245709Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:48:20.245709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.00831","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":"2026-07-05T01:48:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rll4hhjVASMhIg2WP07wF9sKjgWj9jIdIlK9vUo9u1WNkhAIQ3J7EZ28HFBE+VH4j6Z+vAwUDh7m2nYpthu1Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T22:30:48.440688Z"},"content_sha256":"bbd09f6e9c77989fd986afacc8e45faa2d382fb7ac4f3da6e0058a10e19db781","schema_version":"1.0","event_id":"sha256:bbd09f6e9c77989fd986afacc8e45faa2d382fb7ac4f3da6e0058a10e19db781"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:D4HFV3E5VYQPO4QK67DC3NQXXQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Boron Nitride and Oxide Supported on Dendritic Fibrous Nanosilica for Catalytic Oxidative Dehydrogenation of Propane","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Amit Kumar Mishra, Andrew G. M. Rankin, Ayan Maity, Chathakudath P. Vinod, Jennifer S. G\\'omez, Julien Tr\\'ebosc, Olivier Lafon, Rajesh Belgamwar, Vivek Polshettiwar","submitted_at":"2020-11-02T08:59:49Z","abstract_excerpt":"In this work, we were able to significantly increase the activity of boron nitride catalysts used for the oxidative dehydrogenation (ODH) of propane by designing and synthesising boron nitride (BN) supported on dendritic fibrous nanosilica (DFNS). DFNS/BN showed a markedly increased catalytic efficiency, accompanied by exceptional stability and selectivity. Textural characterisation together with solid-state NMR and X-ray photoelectron spectroscopic analyses indicate the presence of a combination of unique fibrous morphology of DFNS and various boron sites connected to silica to be the reason "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.00831","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/2011.00831/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":"2026-07-05T01:48:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9zyB+3t4/PEI97rNnpBzWupn02GVaMYHUjDc9LTUHwLOS5l+eSqepTHfjs2Ad78dJDKbiLLUyvYXTBf7ly9UBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T22:30:48.441030Z"},"content_sha256":"a589c0803091545c543379479d18e40dc2a397ae80d6ff08ae3af45473b7b3b0","schema_version":"1.0","event_id":"sha256:a589c0803091545c543379479d18e40dc2a397ae80d6ff08ae3af45473b7b3b0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D4HFV3E5VYQPO4QK67DC3NQXXQ/bundle.json","state_url":"https://pith.science/pith/D4HFV3E5VYQPO4QK67DC3NQXXQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D4HFV3E5VYQPO4QK67DC3NQXXQ/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":"2026-08-20T22:30:48Z","links":{"resolver":"https://pith.science/pith/D4HFV3E5VYQPO4QK67DC3NQXXQ","bundle":"https://pith.science/pith/D4HFV3E5VYQPO4QK67DC3NQXXQ/bundle.json","state":"https://pith.science/pith/D4HFV3E5VYQPO4QK67DC3NQXXQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D4HFV3E5VYQPO4QK67DC3NQXXQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:D4HFV3E5VYQPO4QK67DC3NQXXQ","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":"6769d3045a5082b964261f66941d843d01c6e54de976bee70e963c01a71d48e8","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-02T08:59:49Z","title_canon_sha256":"b0fee0a92ab3049ef0c3dc202ad179d9fdae9e9f7f56c0486bf93dd3dbd37eab"},"schema_version":"1.0","source":{"id":"2011.00831","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.00831","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"arxiv_version","alias_value":"2011.00831v1","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.00831","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"pith_short_12","alias_value":"D4HFV3E5VYQP","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"pith_short_16","alias_value":"D4HFV3E5VYQPO4QK","created_at":"2026-07-05T01:48:20Z"},{"alias_kind":"pith_short_8","alias_value":"D4HFV3E5","created_at":"2026-07-05T01:48:20Z"}],"graph_snapshots":[{"event_id":"sha256:a589c0803091545c543379479d18e40dc2a397ae80d6ff08ae3af45473b7b3b0","target":"graph","created_at":"2026-07-05T01:48:20Z","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/2011.00831/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this work, we were able to significantly increase the activity of boron nitride catalysts used for the oxidative dehydrogenation (ODH) of propane by designing and synthesising boron nitride (BN) supported on dendritic fibrous nanosilica (DFNS). DFNS/BN showed a markedly increased catalytic efficiency, accompanied by exceptional stability and selectivity. Textural characterisation together with solid-state NMR and X-ray photoelectron spectroscopic analyses indicate the presence of a combination of unique fibrous morphology of DFNS and various boron sites connected to silica to be the reason ","authors_text":"Amit Kumar Mishra, Andrew G. M. Rankin, Ayan Maity, Chathakudath P. Vinod, Jennifer S. G\\'omez, Julien Tr\\'ebosc, Olivier Lafon, Rajesh Belgamwar, Vivek Polshettiwar","cross_cats":["physics.app-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-02T08:59:49Z","title":"Boron Nitride and Oxide Supported on Dendritic Fibrous Nanosilica for Catalytic Oxidative Dehydrogenation of Propane"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.00831","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:bbd09f6e9c77989fd986afacc8e45faa2d382fb7ac4f3da6e0058a10e19db781","target":"record","created_at":"2026-07-05T01:48:20Z","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":"6769d3045a5082b964261f66941d843d01c6e54de976bee70e963c01a71d48e8","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-02T08:59:49Z","title_canon_sha256":"b0fee0a92ab3049ef0c3dc202ad179d9fdae9e9f7f56c0486bf93dd3dbd37eab"},"schema_version":"1.0","source":{"id":"2011.00831","kind":"arxiv","version":1}},"canonical_sha256":"1f0e5aec9dae20f7720af7c62db617bc069f2fb88b0cf53b23bf109531558beb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f0e5aec9dae20f7720af7c62db617bc069f2fb88b0cf53b23bf109531558beb","first_computed_at":"2026-07-05T01:48:20.245709Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:48:20.245709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dTP4o2F94OhTLfnDWqRB/+DaFZIKvxH4vRBL/Yfk+5TqwnwpgTy1a0vL33GHoMskIlQMzQKpGwsrxSpmYPoICA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:48:20.246055Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.00831","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bbd09f6e9c77989fd986afacc8e45faa2d382fb7ac4f3da6e0058a10e19db781","sha256:a589c0803091545c543379479d18e40dc2a397ae80d6ff08ae3af45473b7b3b0"],"state_sha256":"9ec7ea7cf12407710167e52d982324a44c14854b616b88a34e34be503e4441b9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lwWG//Cusku4RIMYVUfu2OjNXujEHuuOPWn6uXBN8N8jmYVbWAO8863Peu0zWGtmcs9ylYlhCeK9/02qMPi6Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T22:30:48.444882Z","bundle_sha256":"a8fd870e00935db224b430f2ff6f6d4cbc4d0994245685a22026065c6ac4effb"}}