{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:2NYO2VE7LYBYNPPR4IIUCBEU27","short_pith_number":"pith:2NYO2VE7","canonical_record":{"source":{"id":"2605.31560","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2026-05-29T17:22:30Z","cross_cats_sorted":["cond-mat.mtrl-sci","physics.app-ph","physics.chem-ph"],"title_canon_sha256":"932f6d2af1b17b036b0e5ec6f6ff447c1d27b921f236a96bc629b02ea6a8350c","abstract_canon_sha256":"a9ff255c80eb23c12d66ab9644ea0ad88ee601858f03fbae2c0a0a156f106349"},"schema_version":"1.0"},"canonical_sha256":"d370ed549f5e0386bdf1e211410494d7f5d48069022741e92cda6bac1d7f4f32","source":{"kind":"arxiv","id":"2605.31560","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.31560","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"arxiv_version","alias_value":"2605.31560v1","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.31560","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"pith_short_12","alias_value":"2NYO2VE7LYBY","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"pith_short_16","alias_value":"2NYO2VE7LYBYNPPR","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"pith_short_8","alias_value":"2NYO2VE7","created_at":"2026-06-01T02:04:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:2NYO2VE7LYBYNPPR4IIUCBEU27","target":"record","payload":{"canonical_record":{"source":{"id":"2605.31560","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2026-05-29T17:22:30Z","cross_cats_sorted":["cond-mat.mtrl-sci","physics.app-ph","physics.chem-ph"],"title_canon_sha256":"932f6d2af1b17b036b0e5ec6f6ff447c1d27b921f236a96bc629b02ea6a8350c","abstract_canon_sha256":"a9ff255c80eb23c12d66ab9644ea0ad88ee601858f03fbae2c0a0a156f106349"},"schema_version":"1.0"},"canonical_sha256":"d370ed549f5e0386bdf1e211410494d7f5d48069022741e92cda6bac1d7f4f32","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-01T02:04:12.641047Z","signature_b64":"d7CVy9hnb0sBaNI/8DuyAl/WiS6y3K27bWLgE6wgtoO94MYdroiIZvMLO1mwqliUFrY4V5F/yzW6DnMSO373BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d370ed549f5e0386bdf1e211410494d7f5d48069022741e92cda6bac1d7f4f32","last_reissued_at":"2026-06-01T02:04:12.640218Z","signature_status":"signed_v1","first_computed_at":"2026-06-01T02:04:12.640218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.31560","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":"2026-06-01T02:04:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F6rnrP2BmAkqyuLrxlpo+TtwBbLMGW3YH+sqx7lMmzPBpvxtcT/5xjhPF0oTDjyySfriA1/owrS69Y6EkKUxDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T23:26:29.241723Z"},"content_sha256":"2d89417ab48603613d5f7f6ab1429c9dc8d3a057453a071de13c1524c958596e","schema_version":"1.0","event_id":"sha256:2d89417ab48603613d5f7f6ab1429c9dc8d3a057453a071de13c1524c958596e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:2NYO2VE7LYBYNPPR4IIUCBEU27","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Can dents and gouges compromise the structural integrity of hydrogen transport pipelines?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","physics.app-ph","physics.chem-ph"],"primary_cat":"cs.CE","authors_text":"B. Bezensek, E. Mart\\'inez-Pa\\~neda, R. Das","submitted_at":"2026-05-29T17:22:30Z","abstract_excerpt":"Repurposing natural gas pipelines for hydrogen transport requires understanding how external defects, like dents and gouges, affect structural integrity under H$_2$ exposure. To address this, we combine experiments with a new hydrogen embrittlement model aimed at large plastic straining scenarios, which integrates: (i) multi-trap hydrogen transport, (ii) finite-strain plasticity, and (iii) a hydrogen- and triaxiality-dependent damage law. Each constituent of the model is validated with experiments on X65 pipeline steel: (i) hydrogen permeation, (ii) full-scale pipe-indentation, and (iii) mecha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.31560","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/2605.31560/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":"2026-06-01T02:04:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mINx+mj/KPy78QukpC3FdbGjwPOSruyAQHILi42ditjEVcgAUkER/YiWvYTBTUQesAiXnMuquB7tkH5HDGCSBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T23:26:29.242100Z"},"content_sha256":"660fcb6e5463af49fb7ae2e3a0e7ad238a993956b8874ba0655af56a90be8843","schema_version":"1.0","event_id":"sha256:660fcb6e5463af49fb7ae2e3a0e7ad238a993956b8874ba0655af56a90be8843"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2NYO2VE7LYBYNPPR4IIUCBEU27/bundle.json","state_url":"https://pith.science/pith/2NYO2VE7LYBYNPPR4IIUCBEU27/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2NYO2VE7LYBYNPPR4IIUCBEU27/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":"2026-06-29T23:26:29Z","links":{"resolver":"https://pith.science/pith/2NYO2VE7LYBYNPPR4IIUCBEU27","bundle":"https://pith.science/pith/2NYO2VE7LYBYNPPR4IIUCBEU27/bundle.json","state":"https://pith.science/pith/2NYO2VE7LYBYNPPR4IIUCBEU27/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2NYO2VE7LYBYNPPR4IIUCBEU27/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:2NYO2VE7LYBYNPPR4IIUCBEU27","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":"a9ff255c80eb23c12d66ab9644ea0ad88ee601858f03fbae2c0a0a156f106349","cross_cats_sorted":["cond-mat.mtrl-sci","physics.app-ph","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2026-05-29T17:22:30Z","title_canon_sha256":"932f6d2af1b17b036b0e5ec6f6ff447c1d27b921f236a96bc629b02ea6a8350c"},"schema_version":"1.0","source":{"id":"2605.31560","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.31560","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"arxiv_version","alias_value":"2605.31560v1","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.31560","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"pith_short_12","alias_value":"2NYO2VE7LYBY","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"pith_short_16","alias_value":"2NYO2VE7LYBYNPPR","created_at":"2026-06-01T02:04:12Z"},{"alias_kind":"pith_short_8","alias_value":"2NYO2VE7","created_at":"2026-06-01T02:04:12Z"}],"graph_snapshots":[{"event_id":"sha256:660fcb6e5463af49fb7ae2e3a0e7ad238a993956b8874ba0655af56a90be8843","target":"graph","created_at":"2026-06-01T02:04:12Z","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/2605.31560/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Repurposing natural gas pipelines for hydrogen transport requires understanding how external defects, like dents and gouges, affect structural integrity under H$_2$ exposure. To address this, we combine experiments with a new hydrogen embrittlement model aimed at large plastic straining scenarios, which integrates: (i) multi-trap hydrogen transport, (ii) finite-strain plasticity, and (iii) a hydrogen- and triaxiality-dependent damage law. Each constituent of the model is validated with experiments on X65 pipeline steel: (i) hydrogen permeation, (ii) full-scale pipe-indentation, and (iii) mecha","authors_text":"B. Bezensek, E. Mart\\'inez-Pa\\~neda, R. Das","cross_cats":["cond-mat.mtrl-sci","physics.app-ph","physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2026-05-29T17:22:30Z","title":"Can dents and gouges compromise the structural integrity of hydrogen transport pipelines?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.31560","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":"sha256:2d89417ab48603613d5f7f6ab1429c9dc8d3a057453a071de13c1524c958596e","target":"record","created_at":"2026-06-01T02:04:12Z","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":"a9ff255c80eb23c12d66ab9644ea0ad88ee601858f03fbae2c0a0a156f106349","cross_cats_sorted":["cond-mat.mtrl-sci","physics.app-ph","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2026-05-29T17:22:30Z","title_canon_sha256":"932f6d2af1b17b036b0e5ec6f6ff447c1d27b921f236a96bc629b02ea6a8350c"},"schema_version":"1.0","source":{"id":"2605.31560","kind":"arxiv","version":1}},"canonical_sha256":"d370ed549f5e0386bdf1e211410494d7f5d48069022741e92cda6bac1d7f4f32","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d370ed549f5e0386bdf1e211410494d7f5d48069022741e92cda6bac1d7f4f32","first_computed_at":"2026-06-01T02:04:12.640218Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-01T02:04:12.640218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d7CVy9hnb0sBaNI/8DuyAl/WiS6y3K27bWLgE6wgtoO94MYdroiIZvMLO1mwqliUFrY4V5F/yzW6DnMSO373BA==","signature_status":"signed_v1","signed_at":"2026-06-01T02:04:12.641047Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.31560","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2d89417ab48603613d5f7f6ab1429c9dc8d3a057453a071de13c1524c958596e","sha256:660fcb6e5463af49fb7ae2e3a0e7ad238a993956b8874ba0655af56a90be8843"],"state_sha256":"aca3d3dc22583cb1d6eb8233af881bf78f49d7a476dc3bf64350439c0070a92c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n9R+XWAkCt8RwlUQM7oq6w0EQ13/ucqYUC47O+3W5WwjJFcEQUHuoyIpsXhvIe3h/iaWpqqKzYDlqyo7tiLFDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T23:26:29.244461Z","bundle_sha256":"e472e93d0390acbd29933f662b4d5470248743dc0027a7b5f40894894d67b9f3"}}