{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:5DX3GPVBXLHCDQKAOJJPAM3ZS3","short_pith_number":"pith:5DX3GPVB","canonical_record":{"source":{"id":"1704.00822","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-04-03T21:48:50Z","cross_cats_sorted":[],"title_canon_sha256":"e59ab722420d1449415288b7839deee2ea0d75ed04475b1128c66750b3ca1af2","abstract_canon_sha256":"c5ee077032e036217cf875024f6e7f43fa830898942fcf2f320f0d27cc9add54"},"schema_version":"1.0"},"canonical_sha256":"e8efb33ea1bace21c1407252f0337996f354103c4c549fdf3915855ac6edd08d","source":{"kind":"arxiv","id":"1704.00822","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.00822","created_at":"2026-05-18T00:47:19Z"},{"alias_kind":"arxiv_version","alias_value":"1704.00822v1","created_at":"2026-05-18T00:47:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.00822","created_at":"2026-05-18T00:47:19Z"},{"alias_kind":"pith_short_12","alias_value":"5DX3GPVBXLHC","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5DX3GPVBXLHCDQKA","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5DX3GPVB","created_at":"2026-05-18T12:31:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:5DX3GPVBXLHCDQKAOJJPAM3ZS3","target":"record","payload":{"canonical_record":{"source":{"id":"1704.00822","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-04-03T21:48:50Z","cross_cats_sorted":[],"title_canon_sha256":"e59ab722420d1449415288b7839deee2ea0d75ed04475b1128c66750b3ca1af2","abstract_canon_sha256":"c5ee077032e036217cf875024f6e7f43fa830898942fcf2f320f0d27cc9add54"},"schema_version":"1.0"},"canonical_sha256":"e8efb33ea1bace21c1407252f0337996f354103c4c549fdf3915855ac6edd08d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:19.129593Z","signature_b64":"zbRd/Nq43G9jxnmUirBo/6RNwp23RATatFHcy2maDD5WodwloSAeSIXXh2DmRpA0IFXUDc3pg/2Wgz7wD+9PDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8efb33ea1bace21c1407252f0337996f354103c4c549fdf3915855ac6edd08d","last_reissued_at":"2026-05-18T00:47:19.128806Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:19.128806Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1704.00822","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":"2026-05-18T00:47:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QGbYecnREizNQgwrMlrNBNtDz5u9Rt3tq+80Y3QuPfRSS+wjhbvdxWZ7JX3cfXBchDZbgSO4paK7oxiOXQNFAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T21:21:46.523115Z"},"content_sha256":"ef1415758cb13c4cef58ad82485fe2839f05920a5ba299bed994a7eac1a713fd","schema_version":"1.0","event_id":"sha256:ef1415758cb13c4cef58ad82485fe2839f05920a5ba299bed994a7eac1a713fd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:5DX3GPVBXLHCDQKAOJJPAM3ZS3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The use of controlled vocabularies in requirements engineering activities: a protocol for a systematic literature review","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Alejandro Gonz\\'alez-Garc\\'ia, Jos\\'e L. Barros-Justo, Nelson Mart\\'inez-Araujo, Samuel Sep\\'ulveda","submitted_at":"2017-04-03T21:48:50Z","abstract_excerpt":"Context: The Evidence-Based Software Engineering (EBSE) paradigm and the planning phase of a systematic literature review. Objective: A protocol to do a systematic literature review with detailed information about the processes suggested by several guidelines in the field of evidence-based software engineering. Method: An analisys of recent systematic literature reviews published in world leading journals, plus the use of two renowned guidelines and a textbook to sinthetise a formal plan (the protocol). Results: The validated protocol Conclusions: We found that most of the published systematic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.00822","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":"2026-05-18T00:47:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PHXde9nOpQsnN8lE7v6FTUOdR98LOM8UghlDWJ4bAAQ5zwN+TFIdaL+wDxqC0t3KGFNkuI3sDJxk34gaDxN3AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T21:21:46.523784Z"},"content_sha256":"709acda625c55728d5f41556e7c1f01eb4ab21e5154c19c24e93f994b3aedd87","schema_version":"1.0","event_id":"sha256:709acda625c55728d5f41556e7c1f01eb4ab21e5154c19c24e93f994b3aedd87"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5DX3GPVBXLHCDQKAOJJPAM3ZS3/bundle.json","state_url":"https://pith.science/pith/5DX3GPVBXLHCDQKAOJJPAM3ZS3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5DX3GPVBXLHCDQKAOJJPAM3ZS3/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":"2026-06-11T21:21:46Z","links":{"resolver":"https://pith.science/pith/5DX3GPVBXLHCDQKAOJJPAM3ZS3","bundle":"https://pith.science/pith/5DX3GPVBXLHCDQKAOJJPAM3ZS3/bundle.json","state":"https://pith.science/pith/5DX3GPVBXLHCDQKAOJJPAM3ZS3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5DX3GPVBXLHCDQKAOJJPAM3ZS3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:5DX3GPVBXLHCDQKAOJJPAM3ZS3","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":"c5ee077032e036217cf875024f6e7f43fa830898942fcf2f320f0d27cc9add54","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-04-03T21:48:50Z","title_canon_sha256":"e59ab722420d1449415288b7839deee2ea0d75ed04475b1128c66750b3ca1af2"},"schema_version":"1.0","source":{"id":"1704.00822","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.00822","created_at":"2026-05-18T00:47:19Z"},{"alias_kind":"arxiv_version","alias_value":"1704.00822v1","created_at":"2026-05-18T00:47:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.00822","created_at":"2026-05-18T00:47:19Z"},{"alias_kind":"pith_short_12","alias_value":"5DX3GPVBXLHC","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5DX3GPVBXLHCDQKA","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5DX3GPVB","created_at":"2026-05-18T12:31:00Z"}],"graph_snapshots":[{"event_id":"sha256:709acda625c55728d5f41556e7c1f01eb4ab21e5154c19c24e93f994b3aedd87","target":"graph","created_at":"2026-05-18T00:47:19Z","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":"Context: The Evidence-Based Software Engineering (EBSE) paradigm and the planning phase of a systematic literature review. Objective: A protocol to do a systematic literature review with detailed information about the processes suggested by several guidelines in the field of evidence-based software engineering. Method: An analisys of recent systematic literature reviews published in world leading journals, plus the use of two renowned guidelines and a textbook to sinthetise a formal plan (the protocol). Results: The validated protocol Conclusions: We found that most of the published systematic","authors_text":"Alejandro Gonz\\'alez-Garc\\'ia, Jos\\'e L. Barros-Justo, Nelson Mart\\'inez-Araujo, Samuel Sep\\'ulveda","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-04-03T21:48:50Z","title":"The use of controlled vocabularies in requirements engineering activities: a protocol for a systematic literature review"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.00822","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:ef1415758cb13c4cef58ad82485fe2839f05920a5ba299bed994a7eac1a713fd","target":"record","created_at":"2026-05-18T00:47:19Z","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":"c5ee077032e036217cf875024f6e7f43fa830898942fcf2f320f0d27cc9add54","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-04-03T21:48:50Z","title_canon_sha256":"e59ab722420d1449415288b7839deee2ea0d75ed04475b1128c66750b3ca1af2"},"schema_version":"1.0","source":{"id":"1704.00822","kind":"arxiv","version":1}},"canonical_sha256":"e8efb33ea1bace21c1407252f0337996f354103c4c549fdf3915855ac6edd08d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8efb33ea1bace21c1407252f0337996f354103c4c549fdf3915855ac6edd08d","first_computed_at":"2026-05-18T00:47:19.128806Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:19.128806Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zbRd/Nq43G9jxnmUirBo/6RNwp23RATatFHcy2maDD5WodwloSAeSIXXh2DmRpA0IFXUDc3pg/2Wgz7wD+9PDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:19.129593Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.00822","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ef1415758cb13c4cef58ad82485fe2839f05920a5ba299bed994a7eac1a713fd","sha256:709acda625c55728d5f41556e7c1f01eb4ab21e5154c19c24e93f994b3aedd87"],"state_sha256":"4825c5196ca1d3d41db3786c951f15eb789ad4c6dab152f100d21e1b9187e580"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"whTkubsyRjW7afdOqDgzJutSgrk6tCWi2VYY2Dm8RMcvnNOwERLbp9Q2RrTQSV+WRsWnHX9aVVzh3M53mbb/DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T21:21:46.527851Z","bundle_sha256":"270da4aff593526962e971060b661834ba236f07eb1b790cc5d09c5a29712c3d"}}