{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:S7DVNRZ43MDNX4RBJGYLZOIPCJ","short_pith_number":"pith:S7DVNRZ4","canonical_record":{"source":{"id":"1812.05953","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-14T14:25:14Z","cross_cats_sorted":[],"title_canon_sha256":"546c62e4e880eb90a0a27d92772fcb3a5d387788c9077d45c2cd4e4294cf7ff6","abstract_canon_sha256":"080bc25567f7a77db05dfc1d3295b8085ea37840b2500b122c7d056376778008"},"schema_version":"1.0"},"canonical_sha256":"97c756c73cdb06dbf22149b0bcb90f1247ca09ea9e0ea3063b29efa5adfd4949","source":{"kind":"arxiv","id":"1812.05953","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.05953","created_at":"2026-05-17T23:58:17Z"},{"alias_kind":"arxiv_version","alias_value":"1812.05953v1","created_at":"2026-05-17T23:58:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.05953","created_at":"2026-05-17T23:58:17Z"},{"alias_kind":"pith_short_12","alias_value":"S7DVNRZ43MDN","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"S7DVNRZ43MDNX4RB","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"S7DVNRZ4","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:S7DVNRZ43MDNX4RBJGYLZOIPCJ","target":"record","payload":{"canonical_record":{"source":{"id":"1812.05953","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-14T14:25:14Z","cross_cats_sorted":[],"title_canon_sha256":"546c62e4e880eb90a0a27d92772fcb3a5d387788c9077d45c2cd4e4294cf7ff6","abstract_canon_sha256":"080bc25567f7a77db05dfc1d3295b8085ea37840b2500b122c7d056376778008"},"schema_version":"1.0"},"canonical_sha256":"97c756c73cdb06dbf22149b0bcb90f1247ca09ea9e0ea3063b29efa5adfd4949","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:17.711299Z","signature_b64":"a1zB2ouX+GZbSig6T3lPvSaWI8L1SyJ/CGZeJ6zU8T6NzSv230LVSNd642STj8G/UuUr/dVlW6oVrgwFXO7lDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"97c756c73cdb06dbf22149b0bcb90f1247ca09ea9e0ea3063b29efa5adfd4949","last_reissued_at":"2026-05-17T23:58:17.710807Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:17.710807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.05953","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":"2026-05-17T23:58:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AnE6jm44ITDiAQSe9NMXfGJgCyyCA2De8V4490lWZmYfI/e2lxiazg9R4sTJ7t9uIk55sq5jMFvVJuQrm01TBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T21:32:36.551836Z"},"content_sha256":"a89209e43cc6e1c31e96fe5ccbf4321b58c4a0fcada1c9258ab785087f79b72c","schema_version":"1.0","event_id":"sha256:a89209e43cc6e1c31e96fe5ccbf4321b58c4a0fcada1c9258ab785087f79b72c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:S7DVNRZ43MDNX4RBJGYLZOIPCJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Molecular Doping of Electrochemically Prepared Triazine-based Carbon Nitride by 2,4,6-Triaminopyrimidine for Improved Photocatalytic Properties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Christian Klinke, Leonard Heymann, Sophia Bittinger","submitted_at":"2018-12-14T14:25:14Z","abstract_excerpt":"The copolymerization of melamine with 2,4,6-triaminopyrimidine (TAP) in an electrochemical induced polymerization process leads to the formation of molecular doped poly (triazine imide) (PTI). The polymerization is based on the electrolysis of water and evolving radicals during this process. The incorporation of TAP is shown by techniques such as elemental analysis, FTIR and NMR spectroscopy and powder x-ray diffraction (XRD), and it is shown that the carbon content can be tuned by the variation of the molar ratio of the two precursors. This incorporation of TAP directly influences the electro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.05953","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":"2026-05-17T23:58:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yI40mwal3M9xJfUV3h4KqkYCvp4aelGorAZBq/b+8b6hutHHsxXO7jZDTahy1jhdxEtisQyxeWisE2mt8/mUDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T21:32:36.552231Z"},"content_sha256":"4ac9ffe8b9adbc06690e389ea5837b401ef6914e601a619393410d10d7bc61d9","schema_version":"1.0","event_id":"sha256:4ac9ffe8b9adbc06690e389ea5837b401ef6914e601a619393410d10d7bc61d9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S7DVNRZ43MDNX4RBJGYLZOIPCJ/bundle.json","state_url":"https://pith.science/pith/S7DVNRZ43MDNX4RBJGYLZOIPCJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S7DVNRZ43MDNX4RBJGYLZOIPCJ/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":"2026-06-06T21:32:36Z","links":{"resolver":"https://pith.science/pith/S7DVNRZ43MDNX4RBJGYLZOIPCJ","bundle":"https://pith.science/pith/S7DVNRZ43MDNX4RBJGYLZOIPCJ/bundle.json","state":"https://pith.science/pith/S7DVNRZ43MDNX4RBJGYLZOIPCJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S7DVNRZ43MDNX4RBJGYLZOIPCJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:S7DVNRZ43MDNX4RBJGYLZOIPCJ","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":"080bc25567f7a77db05dfc1d3295b8085ea37840b2500b122c7d056376778008","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-14T14:25:14Z","title_canon_sha256":"546c62e4e880eb90a0a27d92772fcb3a5d387788c9077d45c2cd4e4294cf7ff6"},"schema_version":"1.0","source":{"id":"1812.05953","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.05953","created_at":"2026-05-17T23:58:17Z"},{"alias_kind":"arxiv_version","alias_value":"1812.05953v1","created_at":"2026-05-17T23:58:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.05953","created_at":"2026-05-17T23:58:17Z"},{"alias_kind":"pith_short_12","alias_value":"S7DVNRZ43MDN","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"S7DVNRZ43MDNX4RB","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"S7DVNRZ4","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:4ac9ffe8b9adbc06690e389ea5837b401ef6914e601a619393410d10d7bc61d9","target":"graph","created_at":"2026-05-17T23:58:17Z","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 copolymerization of melamine with 2,4,6-triaminopyrimidine (TAP) in an electrochemical induced polymerization process leads to the formation of molecular doped poly (triazine imide) (PTI). The polymerization is based on the electrolysis of water and evolving radicals during this process. The incorporation of TAP is shown by techniques such as elemental analysis, FTIR and NMR spectroscopy and powder x-ray diffraction (XRD), and it is shown that the carbon content can be tuned by the variation of the molar ratio of the two precursors. This incorporation of TAP directly influences the electro","authors_text":"Christian Klinke, Leonard Heymann, Sophia Bittinger","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-14T14:25:14Z","title":"Molecular Doping of Electrochemically Prepared Triazine-based Carbon Nitride by 2,4,6-Triaminopyrimidine for Improved Photocatalytic Properties"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.05953","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:a89209e43cc6e1c31e96fe5ccbf4321b58c4a0fcada1c9258ab785087f79b72c","target":"record","created_at":"2026-05-17T23:58:17Z","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":"080bc25567f7a77db05dfc1d3295b8085ea37840b2500b122c7d056376778008","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-14T14:25:14Z","title_canon_sha256":"546c62e4e880eb90a0a27d92772fcb3a5d387788c9077d45c2cd4e4294cf7ff6"},"schema_version":"1.0","source":{"id":"1812.05953","kind":"arxiv","version":1}},"canonical_sha256":"97c756c73cdb06dbf22149b0bcb90f1247ca09ea9e0ea3063b29efa5adfd4949","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"97c756c73cdb06dbf22149b0bcb90f1247ca09ea9e0ea3063b29efa5adfd4949","first_computed_at":"2026-05-17T23:58:17.710807Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:17.710807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a1zB2ouX+GZbSig6T3lPvSaWI8L1SyJ/CGZeJ6zU8T6NzSv230LVSNd642STj8G/UuUr/dVlW6oVrgwFXO7lDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:17.711299Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.05953","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a89209e43cc6e1c31e96fe5ccbf4321b58c4a0fcada1c9258ab785087f79b72c","sha256:4ac9ffe8b9adbc06690e389ea5837b401ef6914e601a619393410d10d7bc61d9"],"state_sha256":"c1c42d4c41afeeb7b4d55705e383e9d79050da9e02f584c7ed4681ba4568c13c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SPa2paihfZeth3wLkTCNP+SkIMJXE/WbBrTApetrtLcFW7kTMJALdrlSnQa1ICLVPrHfzZ7tLuZitDMtWBCrDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T21:32:36.554345Z","bundle_sha256":"07db3f4541a0effc1f32319d854b220ae5ebac470f5d873c39091de1c7c1a02e"}}