{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:VCNT57LLENDL6SY4EG6KX3D7LY","short_pith_number":"pith:VCNT57LL","canonical_record":{"source":{"id":"2107.04172","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2021-07-09T01:46:55Z","cross_cats_sorted":[],"title_canon_sha256":"7ccd0c4f851dd65dc7690498ce6361ca85fee46ca5437d0f62cbd67a11169289","abstract_canon_sha256":"628b4d1c13bdd45c30fd852ab6e305dd24e9db6e328c16cdb8f0259d12eb5dbe"},"schema_version":"1.0"},"canonical_sha256":"a89b3efd6b2346bf4b1c21bcabec7f5e3d0fc2b8deabe641f2b31165e95bdc43","source":{"kind":"arxiv","id":"2107.04172","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.04172","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"arxiv_version","alias_value":"2107.04172v1","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.04172","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"pith_short_12","alias_value":"VCNT57LLENDL","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"pith_short_16","alias_value":"VCNT57LLENDL6SY4","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"pith_short_8","alias_value":"VCNT57LL","created_at":"2026-07-05T02:56:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:VCNT57LLENDL6SY4EG6KX3D7LY","target":"record","payload":{"canonical_record":{"source":{"id":"2107.04172","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2021-07-09T01:46:55Z","cross_cats_sorted":[],"title_canon_sha256":"7ccd0c4f851dd65dc7690498ce6361ca85fee46ca5437d0f62cbd67a11169289","abstract_canon_sha256":"628b4d1c13bdd45c30fd852ab6e305dd24e9db6e328c16cdb8f0259d12eb5dbe"},"schema_version":"1.0"},"canonical_sha256":"a89b3efd6b2346bf4b1c21bcabec7f5e3d0fc2b8deabe641f2b31165e95bdc43","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:56:30.417594Z","signature_b64":"y115u3HEz5eWPFx5zmhcr4TOazPfTOXCdjjyNbnDpgQZURCHNr7Lu9w8M3t48J06cM4wgYlKFY8dkElmuEnHBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a89b3efd6b2346bf4b1c21bcabec7f5e3d0fc2b8deabe641f2b31165e95bdc43","last_reissued_at":"2026-07-05T02:56:30.417124Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:56:30.417124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2107.04172","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":"2026-07-05T02:56:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ftTvgPLNzEIYoVwiKW0kVKXk+Dd0Deyfrs8gyA0uW4JANtfEGwlkfdC+SynQlKOGS1Ns7l6zvv7J03ZQC4NMAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T22:33:57.378272Z"},"content_sha256":"015e69bd60d37d2525aeb4646221ab52c678cb7814c41eb50ee290d0bc174aba","schema_version":"1.0","event_id":"sha256:015e69bd60d37d2525aeb4646221ab52c678cb7814c41eb50ee290d0bc174aba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:VCNT57LLENDL6SY4EG6KX3D7LY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experiences with Integrating Custos SecurityServices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Alexandru Mahmoud, Dannon Baker, Dimuthu Wannipurage, Enis Afgan, Isuru Ranawaka, Jim Basney, Juleen Graham, Marlon Pierce, Samitha Liyanage, Suresh Marru, Terry Fleury, Yu Ma","submitted_at":"2021-07-09T01:46:55Z","abstract_excerpt":"Science gateways are user-facing cyberinfrastruc-ture that provide researchers and educators with Web-basedaccess to scientific software, computing, and data resources.Managing user identities, accounts, and permissions are essentialtasks for science gateways, and gateways likewise must man-age secure connections between their middleware and remoteresources. The Custos project is an effort to build open sourcesoftware that can be operated as a multi-tenanted service thatprovides reliable implementations of common science gatewaycybersecurity needs, including federated authentication, iden-tity"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.04172","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/2107.04172/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":"2026-07-05T02:56:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0Lymvspj1S/b/rMoNhmZmT+Qo9CtI9bK/sdqa9H0mglG+BjDRm6YWKw9SCqdNqsK25+T8H7CMHR9xD1wC/0CDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T22:33:57.378766Z"},"content_sha256":"f83b4964c91511c6c1ef7cdc1ea404d63812bf6b28fda4891d51727b5b8dbbe4","schema_version":"1.0","event_id":"sha256:f83b4964c91511c6c1ef7cdc1ea404d63812bf6b28fda4891d51727b5b8dbbe4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VCNT57LLENDL6SY4EG6KX3D7LY/bundle.json","state_url":"https://pith.science/pith/VCNT57LLENDL6SY4EG6KX3D7LY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VCNT57LLENDL6SY4EG6KX3D7LY/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":"2026-08-10T22:33:57Z","links":{"resolver":"https://pith.science/pith/VCNT57LLENDL6SY4EG6KX3D7LY","bundle":"https://pith.science/pith/VCNT57LLENDL6SY4EG6KX3D7LY/bundle.json","state":"https://pith.science/pith/VCNT57LLENDL6SY4EG6KX3D7LY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VCNT57LLENDL6SY4EG6KX3D7LY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:VCNT57LLENDL6SY4EG6KX3D7LY","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":"628b4d1c13bdd45c30fd852ab6e305dd24e9db6e328c16cdb8f0259d12eb5dbe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2021-07-09T01:46:55Z","title_canon_sha256":"7ccd0c4f851dd65dc7690498ce6361ca85fee46ca5437d0f62cbd67a11169289"},"schema_version":"1.0","source":{"id":"2107.04172","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.04172","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"arxiv_version","alias_value":"2107.04172v1","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.04172","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"pith_short_12","alias_value":"VCNT57LLENDL","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"pith_short_16","alias_value":"VCNT57LLENDL6SY4","created_at":"2026-07-05T02:56:30Z"},{"alias_kind":"pith_short_8","alias_value":"VCNT57LL","created_at":"2026-07-05T02:56:30Z"}],"graph_snapshots":[{"event_id":"sha256:f83b4964c91511c6c1ef7cdc1ea404d63812bf6b28fda4891d51727b5b8dbbe4","target":"graph","created_at":"2026-07-05T02:56:30Z","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/2107.04172/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Science gateways are user-facing cyberinfrastruc-ture that provide researchers and educators with Web-basedaccess to scientific software, computing, and data resources.Managing user identities, accounts, and permissions are essentialtasks for science gateways, and gateways likewise must man-age secure connections between their middleware and remoteresources. The Custos project is an effort to build open sourcesoftware that can be operated as a multi-tenanted service thatprovides reliable implementations of common science gatewaycybersecurity needs, including federated authentication, iden-tity","authors_text":"Alexandru Mahmoud, Dannon Baker, Dimuthu Wannipurage, Enis Afgan, Isuru Ranawaka, Jim Basney, Juleen Graham, Marlon Pierce, Samitha Liyanage, Suresh Marru, Terry Fleury, Yu Ma","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2021-07-09T01:46:55Z","title":"Experiences with Integrating Custos SecurityServices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.04172","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":"sha256:015e69bd60d37d2525aeb4646221ab52c678cb7814c41eb50ee290d0bc174aba","target":"record","created_at":"2026-07-05T02:56:30Z","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":"628b4d1c13bdd45c30fd852ab6e305dd24e9db6e328c16cdb8f0259d12eb5dbe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2021-07-09T01:46:55Z","title_canon_sha256":"7ccd0c4f851dd65dc7690498ce6361ca85fee46ca5437d0f62cbd67a11169289"},"schema_version":"1.0","source":{"id":"2107.04172","kind":"arxiv","version":1}},"canonical_sha256":"a89b3efd6b2346bf4b1c21bcabec7f5e3d0fc2b8deabe641f2b31165e95bdc43","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a89b3efd6b2346bf4b1c21bcabec7f5e3d0fc2b8deabe641f2b31165e95bdc43","first_computed_at":"2026-07-05T02:56:30.417124Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:56:30.417124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"y115u3HEz5eWPFx5zmhcr4TOazPfTOXCdjjyNbnDpgQZURCHNr7Lu9w8M3t48J06cM4wgYlKFY8dkElmuEnHBA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:56:30.417594Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.04172","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:015e69bd60d37d2525aeb4646221ab52c678cb7814c41eb50ee290d0bc174aba","sha256:f83b4964c91511c6c1ef7cdc1ea404d63812bf6b28fda4891d51727b5b8dbbe4"],"state_sha256":"4e145636b55ab7a3ba97cbd24efdb328f3f1a1679b489d7f3c7c37701edb1223"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uGtXkGXHQ8D+qQ9wJ+OaSEEHpp113yfq0kzoI9t0C/CNtvzo4mZY0tRGbkUTxfr8xmd/3lf/uC/fSVveiOmLBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T22:33:57.382564Z","bundle_sha256":"be1b130837ffd1a587dd74bc0ef6ca6c2eaa4add1df2fbc1c3ee83547328b2c7"}}