{ "schema": "varexis-public-evidence-record/0.3", "generated_at_utc": "2026-10-29T21:43:00.943093Z", "record_id": "VXI-EXT-ICE06-AWS-SAVINGSPLAN-NEGATION-GROUPING-01-v1", "record_kind": "external_reference", "title": "AWS Savings Plan negation grouping", "system": "Amazon Web Services", "evidence_family": "vendor_evidence_review", "index_status": "PUBLIC_SAFE_SOURCE_REVIEW", "evidence_state": "PRIMARY_DOCUMENTATION_REVIEW_ONLY", "canonical_question": "Must every SavingsPlanCoveredUsage row match exactly one SavingsPlanNegation row?", "near_questions": [ "SavingsPlanNegation multiple covered rows", "AWS Savings Plan unblended offset", "CUR hourly negation grouping", "SavingsPlanEffectiveCost reconciliation" ], "supported_claims": [ { "claim": "SavingsPlanCoveredUsage unblended cost represents what usage would have cost without the benefit and is offset by negation entries. Negations are grouped hourly by SavingsPlanARN, operation, usage type and Availability Zone, so one can offset several covered rows. Use the documented grouping and SavingsPlanEffectiveCost for the intended calculation rather than summing counterfactual charges as new payable cost.", "reliance": "DOCUMENTED_CAPABILITY_ONLY" } ], "not_demonstrated_claims": [ "Report arithmetic does not establish final invoicing, payment or realized savings for an unobserved deployment.", "Buyer implementation, live runtime enforcement, settled payment, verified deletion or certification are not established.", "No expanded capabilities or licences for existing INDEX executables." ], "public_summary": "SavingsPlanCoveredUsage unblended cost represents what usage would have cost without the benefit and is offset by negation entries. Negations are grouped hourly by SavingsPlanARN, operation, usage type and Availability Zone, so one can offset several covered rows. Use the documented grouping and SavingsPlanEffectiveCost for the intended calculation rather than summing counterfactual charges as new payable cost.", "related_record_ids": [], "source_review": { "source_type": "official_external_documentation", "source_title": "Amazon Web Services: Savings Plans in Cost and Usage Reports", "source_url": "https://docs.aws.amazon.com/cur/latest/userguide/cur-sp.html", "checked_on": "2026-10-29", "candidate_record_id": "VXI-EXT-ICE06-AWS-SAVINGSPLAN-NEGATION-GROUPING-01-v1", "candidate_record_sha256": "e845408b05492ad204344f72474cdd51f15f99685f96d1b231eb9c93be27d911", "method": "Primary documentation reviewed for the published bounded statement.", "deployment_tested_by_varexis": false, "revalidation": "The delivered snapshot preserves the review date shown. Recheck current primary documentation and deployment context before relying on present applicability; payment does not trigger fresh research." }, "answer_policy": { "classification": "DOCUMENTED_WITH_DEPLOYMENT_BOUNDARY", "bounded_answer": "SavingsPlanCoveredUsage unblended cost represents what usage would have cost without the benefit and is offset by negation entries. Negations are grouped hourly by SavingsPlanARN, operation, usage type and Availability Zone, so one can offset several covered rows. Use the documented grouping and SavingsPlanEffectiveCost for the intended calculation rather than summing counterfactual charges as new payable cost.", "required_buyer_context": "covered and negation rows; hourly grouping fields; Savings Plan ARN; effective-cost fields. Buyer deployment not inspected.", "missing_evidence": "A broader claim needs evidence matching the intended use. Payment does not upgrade the evidence state." }, "private_boundary": "Raw logs, thresholds, private paths, source code, protected mechanisms and reconstruction-level details are excluded from public and paid delivery.", "decision_profile": { "schema": "varexis-vendor-evidence-review/1", "review_status": "documentation_review_only", "checked_on": "2026-10-29", "claim_to_check": "Must every SavingsPlanCoveredUsage row match exactly one SavingsPlanNegation row?", "documented_statement": { "status": "documented", "statement": "SavingsPlanCoveredUsage unblended cost represents what usage would have cost without the benefit and is offset by negation entries. Negations are grouped hourly by SavingsPlanARN, operation, usage type and Availability Zone, so one can offset several covered rows. Use the documented grouping and SavingsPlanEffectiveCost for the intended calculation rather than summing counterfactual charges as new payable cost.", "source_ids": [ "aws-savings" ] }, "review_inference": { "status": "review_inference", "statement": "A reconciliation demands a one-to-one negation match. Offsets can be dropped or on-demand-equivalent costs double counted. Adds the native AWS many-to-one offset mechanism, distinct from general billed/effective period bases. This is an operational review inference, not an observed deployment outcome.", "source_ids": [ "aws-savings" ] }, "buyer_evidence_required": [ "covered and negation rows", "hourly grouping fields", "Savings Plan ARN", "effective-cost fields" ], "review_condition": { "status": "varexis_review_policy", "statement": "Report arithmetic does not establish final invoicing, payment or realized savings for an unobserved deployment." }, "unknowns": "The buyer implementation, effective authority, source-data completeness and actual business outcomes were not inspected.", "unknown_finding": { "status": "unknown", "statement": "No buyer deployment or transaction was observed." }, "evidence_sources": [ { "source_id": "aws-savings", "url": "https://docs.aws.amazon.com/cur/latest/userguide/cur-sp.html", "final_url": "https://docs.aws.amazon.com/cur/latest/userguide/cur-sp.html", "captured_at_utc": "2026-10-29T19:10:37.298489+00:00", "status": 200, "content_type": "text/html", "bytes": 28931, "sha256": "7684a0c544547f5461f11d10072bbffb1cc60231493db3d929ff0cdaadd5c5d8", "publisher": "Amazon Web Services", "version_context": "Rolling official documentation; applicability is limited to the exact captured response and its stated service, API and feature constraints. Recheck present support before current reliance. Source captured 2026-10-29T19:10:37.298489+00:00.", "rights_review": "Public original factual paraphrase and attributed source metadata only. Captured documentation bodies, code examples, images and vendor marks remain private. No vendor software licence, certification or buyer deployment assurance is granted.", "capture_integrity_verified": true, "source_assertion_reviewed": true, "title": "Amazon Web Services: Savings Plans in Cost and Usage Reports", "checked_on": "2026-10-29", "capture_status": 200, "claim_review_completed": true, "hash_basis": "SHA-256 of captured HTTP response body bytes", "reviewed_sections": [ "SavingsPlanNegation" ] } ], "observed_deployment": false, "commercial_reliance_boundary": "Documentation supports only the stated boundary. Existing licensed checkers analyse supported supplied declarations locally; they do not inspect provider accounts, verify live behaviour, enforce decisions or certify compliance.", "paid_value": { "decision_context": "A reconciliation demands a one-to-one negation match. Offsets can be dropped or on-demand-equivalent costs double counted.", "free": "Complete source review, questions, provenance and limitations; free to read and save locally.", "single_request": "Unavailable for this publication-only record; historical saved retrieval is unchanged.", "evidence_receipt": "Unavailable for this publication-only record; no paid retrieval entitlement is added.", "excluded": [ "Fresh source research", "Native provider integration or schema support", "Live inspection or runtime enforcement", "Payment settlement or verified deletion", "Certification or expanded licences" ], "integrity": "Hashes identify content versions; they do not prove factual truth or provide a signature." }, "revalidation": { "trigger": "Recheck current primary documentation and the applicable API, service, account and configuration before reliance. No ongoing monitoring is included.", "specific_watch": "SavingsPlanNegation" }, "buyer_relevance": "A reconciliation demands a one-to-one negation match. Offsets can be dropped or on-demand-equivalent costs double counted.", "refusal_conditions": [ "Report arithmetic does not establish final invoicing, payment or realized savings for an unobserved deployment.", "Do not infer deployment conformance, authority or successful outcomes from source documentation." ], "decision_context": { "operator": "FinOps and invoice-reconciliation operator", "scenario": "A reconciliation demands a one-to-one negation match.", "consequence": "Offsets can be dropped or on-demand-equivalent costs double counted.", "confidence": "Primary documentation assertion supported; deployment applicability unverified" }, "novelty_review": { "candidate_id": "ICE06-1C7D56098425", "disposition": "EXTENSION", "nearest_record_id": "VXI-EXT-PROCUREMENT-FOCUS-BILLED-EFFECTIVE-COST-PERIOD-BASIS-01-v1", "nearest_record_url": "/varexis-index/records/focus-billed-effective-cost-period-basis.json", "nearest_record_sha256": "4b84758f698092801e1d7c4f2f71ae7da275ad247f4c84d698243a1767b11a06", "material_distinction": "Adds the native AWS many-to-one offset mechanism, distinct from general billed/effective period bases.", "independent_challenge": "PASS" }, "optional_selection": { "guide_id": "ai-cost-invoice-assurance", "guide_url": "/index-guides/ai-cost-invoice-assurance", "guide_manifest": "/varexis-index/decision-guides.json", "checker": null, "boundary": "Optional adjacent workflow only. This review does not extend a checker input schema or implement native provider validation. Preserve the six canonical guides unchanged." }, "exact_access": { "endpoint": "/mcp/catalogue", "tool": "get_publication_record", "arguments": { "record_id": "VXI-EXT-ICE06-AWS-SAVINGSPLAN-NEGATION-GROUPING-01-v1" }, "record_url": "/varexis-index/records/aws-savingsplan-negation-grouping.json", "original_mcp_search": false, "paid_saved_retrieval": false } }, "niche": { "niche_id": "ice06-ai-cost-usage-invoice-assurance", "label": "AI Cost, Usage & Invoice Assurance", "classification_id": "ai-cost-usage-invoice-assurance", "classification_label": "AI Cost, Usage & Invoice Assurance", "topic_id": "ai-cost-usage-invoice-assurance", "buyer_intent": "A reconciliation demands a one-to-one negation match. Offsets can be dropped or on-demand-equivalent costs double counted.", "comparison_role": "supplementary_discovery" }, "paid_access_note": "The full published answer and boundaries are free. Paid access saves the selected route and source versions, with an unsigned receipt when purchased. Preview coverage before paying. Fresh research, bespoke assessment and protected evidence are excluded.", "service_route": { "request_guide": "/varexis-index/request.html", "request_workflow": "/varexis-index/request-workflow.json", "service_id": "single_request", "service_routes_url": "/varexis-index/service-routes.json", "payment_required": true, "availability_endpoint": "/api/index/capabilities", "operational_status": "AUTOMATIC_SERVICE_CAPABILITIES_GATED", "checkout_url": "/index-access" }, "authority_boundary": "VAREXIS-INDEX informs evidence reliance. It does not provide advice, certification, deployment authority, security assurance, production approval, or guarantee.", "human_page": "/varexis-index/catalog.html#aws-savingsplan-negation-grouping", "machine_readable_record": "/varexis-index/records/aws-savingsplan-negation-grouping.json" }