Freshness ledger¶

Auto-generated by .github/scripts/build-freshness-ledger.sh. Last build: 2026-08-11.

Each row shows when a page was last verified against its source of truth. "unknown" means no last-updated frontmatter yet. Aim to re-verify every 180 days.

Certifications¶

Cert	Last verified	Path
anthropic/claude-prompt-engineering-specialist	2026-05-03	exams/anthropic/claude-prompt-engineering-specialist
aws/associate/cloudops-engineer-soa-c03	2026-05-03	exams/aws/associate/cloudops-engineer-soa-c03
aws/associate/data-engineer-dea-c01	2026-05-03	exams/aws/associate/data-engineer-dea-c01
aws/associate/developer-dva-c02	2026-05-03	exams/aws/associate/developer-dva-c02
aws/associate/ml-engineer-mla-c01	2026-05-03	exams/aws/associate/ml-engineer-mla-c01
aws/associate/solutions-architect-saa-c03	2026-05-03	exams/aws/associate/solutions-architect-saa-c03
aws/associate/sysops-administrator-soa-c02	2026-05-03	exams/aws/associate/sysops-administrator-soa-c02
aws/foundational/ai-practitioner-aif-c01	2026-05-03	exams/aws/foundational/ai-practitioner-aif-c01
aws/foundational/cloud-practitioner-clf-c02	2026-05-03	exams/aws/foundational/cloud-practitioner-clf-c02
aws/professional/devops-engineer-pro-dop-c02	2026-05-03	exams/aws/professional/devops-engineer-pro-dop-c02
aws/professional/solutions-architect-pro-sap-c02	2026-05-03	exams/aws/professional/solutions-architect-pro-sap-c02
aws/specialty/advanced-networking-ans-c01	2026-05-03	exams/aws/specialty/advanced-networking-ans-c01
aws/specialty/data-analytics-das-c01	2026-05-03	exams/aws/specialty/data-analytics-das-c01
aws/specialty/database-dbs-c01	2026-05-03	exams/aws/specialty/database-dbs-c01
aws/specialty/machine-learning-mls-c01	2026-05-03	exams/aws/specialty/machine-learning-mls-c01
aws/specialty/quantum-practitioner-qpc-c01	2026-05-03	exams/aws/specialty/quantum-practitioner-qpc-c01
aws/specialty/sap-on-aws-pas-c01	2026-05-03	exams/aws/specialty/sap-on-aws-pas-c01
aws/specialty/security-scs-c02	2026-05-03	exams/aws/specialty/security-scs-c02
azure/ai-102	2026-05-03	exams/azure/ai-102
azure/ai-900	2026-05-03	exams/azure/ai-900
azure/az-104	2026-05-03	exams/azure/az-104
azure/az-204	2026-05-03	exams/azure/az-204
azure/az-305	2026-05-03	exams/azure/az-305
azure/az-400	2026-05-03	exams/azure/az-400
azure/az-500	2026-05-03	exams/azure/az-500
azure/az-700	2026-05-03	exams/azure/az-700
azure/az-900	2026-05-03	exams/azure/az-900
azure/dp-100	2026-05-03	exams/azure/dp-100
azure/dp-203	2026-05-03	exams/azure/dp-203
azure/dp-300	2026-05-03	exams/azure/dp-300
azure/dp-420	2026-05-03	exams/azure/dp-420
azure/dp-600	2026-05-03	exams/azure/dp-600
azure/dp-700	2026-05-03	exams/azure/dp-700
azure/dp-900	2026-05-03	exams/azure/dp-900
azure/genai	2026-05-03	exams/azure/genai
azure/ms-900	2026-05-03	exams/azure/ms-900
azure/pl-100	2026-05-03	exams/azure/pl-100
azure/pl-200	2026-05-03	exams/azure/pl-200
azure/pl-900	2026-05-03	exams/azure/pl-900
azure/sc-200	2026-05-03	exams/azure/sc-200
azure/sc-900	2026-05-03	exams/azure/sc-900
cisco/ccna-200-301	2026-05-03	exams/cisco/ccna-200-301
cisco/ccnp-enterprise-encor-350-401	2026-05-03	exams/cisco/ccnp-enterprise-encor-350-401
cloud-security-alliance/ccsk	2026-05-03	exams/cloud-security-alliance/ccsk
comptia/cloud-plus	2026-05-03	exams/comptia/cloud-plus
comptia/cysa-plus	2026-05-03	exams/comptia/cysa-plus
comptia/network-plus	2026-05-03	exams/comptia/network-plus
comptia/security-plus	2026-05-03	exams/comptia/security-plus
confluent/certified-administrator	2026-05-03	exams/confluent/certified-administrator
confluent/certified-developer	2026-05-03	exams/confluent/certified-developer
databricks/data-engineer-associate	2026-05-03	exams/databricks/data-engineer-associate
databricks/data-engineer-professional	2026-05-03	exams/databricks/data-engineer-professional
databricks/genai-engineer-associate	2026-05-03	exams/databricks/genai-engineer-associate
databricks/lakehouse-platform-administrator	2026-05-03	exams/databricks/lakehouse-platform-administrator
databricks/ml-associate	2026-05-03	exams/databricks/ml-associate
databricks/ml-professional	2026-05-03	exams/databricks/ml-professional
finops/certified-analyst	2026-05-03	exams/finops/certified-analyst
finops/certified-engineer	2026-05-03	exams/finops/certified-engineer
finops/certified-practitioner	2026-05-03	exams/finops/certified-practitioner
finops/certified-professional	2026-05-03	exams/finops/certified-professional
gcp/cloud-architect	2026-05-03	exams/gcp/cloud-architect
gcp/cloud-database-engineer	2026-05-03	exams/gcp/cloud-database-engineer
gcp/cloud-developer	2026-05-03	exams/gcp/cloud-developer
gcp/cloud-devops-engineer	2026-05-03	exams/gcp/cloud-devops-engineer
gcp/cloud-digital-leader	2026-05-03	exams/gcp/cloud-digital-leader
gcp/cloud-engineer	2026-05-03	exams/gcp/cloud-engineer
gcp/cloud-network-engineer	2026-05-03	exams/gcp/cloud-network-engineer
gcp/cloud-security-engineer	2026-05-03	exams/gcp/cloud-security-engineer
gcp/data-engineer	2026-05-03	exams/gcp/data-engineer
gcp/genai	2026-05-03	exams/gcp/genai
gcp/machine-learning-engineer	2026-05-03	exams/gcp/machine-learning-engineer
gcp/workspace-administrator	2026-05-03	exams/gcp/workspace-administrator
github/actions	2026-05-03	exams/github/actions
github/administration	2026-05-03	exams/github/administration
github/advanced-security	2026-05-03	exams/github/advanced-security
github/copilot	2026-05-03	exams/github/copilot
github/foundations	2026-05-03	exams/github/foundations
hashicorp/boundary-associate	2026-05-03	exams/hashicorp/boundary-associate
hashicorp/consul-associate	2026-05-03	exams/hashicorp/consul-associate
hashicorp/nomad-associate	2026-05-03	exams/hashicorp/nomad-associate
hashicorp/packer-associate	2026-05-03	exams/hashicorp/packer-associate
hashicorp/terraform-associate	2026-05-03	exams/hashicorp/terraform-associate
hashicorp/terraform-authoring-operations-pro	2026-05-03	exams/hashicorp/terraform-authoring-operations-pro
hashicorp/vault-associate	2026-05-03	exams/hashicorp/vault-associate
ibm/cloud-advocate	2026-05-03	exams/ibm/cloud-advocate
ibm/cloud-developer	2026-05-03	exams/ibm/cloud-developer
ibm/cloud-security-engineer	2026-05-03	exams/ibm/cloud-security-engineer
ibm/cloud-site-reliability-engineer	2026-05-03	exams/ibm/cloud-site-reliability-engineer
ibm/cloud-solution-architect	2026-05-03	exams/ibm/cloud-solution-architect
isaca/cisa	2026-05-03	exams/isaca/cisa
isaca/cism	2026-05-03	exams/isaca/cism
isc2/ccsp	2026-05-03	exams/isc2/ccsp
isc2/cissp	2026-05-03	exams/isc2/cissp
kubernetes/ckad	2026-05-03	exams/kubernetes/ckad
kubernetes/cka	2026-05-03	exams/kubernetes/cka
kubernetes/cks	2026-05-03	exams/kubernetes/cks
kubernetes/ica	2026-05-03	exams/kubernetes/ica
kubernetes/kcna	2026-05-03	exams/kubernetes/kcna
kubernetes/kcsa	2026-05-03	exams/kubernetes/kcsa
kubernetes/pca	2026-05-03	exams/kubernetes/pca
linux-foundation/lfca	2026-05-03	exams/linux-foundation/lfca
linux-foundation/lfcs	2026-05-03	exams/linux-foundation/lfcs
mongodb/associate-atlas-administrator	2026-05-03	exams/mongodb/associate-atlas-administrator
mongodb/associate-dba	2026-05-03	exams/mongodb/associate-dba
mongodb/associate-developer	2026-05-03	exams/mongodb/associate-developer
nvidia/accelerated-data-science-professional	2026-05-03	exams/nvidia/accelerated-data-science-professional
nvidia/agentic-ai-professional	2026-05-03	exams/nvidia/agentic-ai-professional
nvidia/ai-infrastructure-operations-associate	2026-05-03	exams/nvidia/ai-infrastructure-operations-associate
nvidia/ai-infrastructure-professional	2026-05-03	exams/nvidia/ai-infrastructure-professional
nvidia/ai-operations-professional	2026-05-03	exams/nvidia/ai-operations-professional
nvidia/genai-llms-associate	2026-05-03	exams/nvidia/genai-llms-associate
nvidia/genai-llms-professional	2026-05-03	exams/nvidia/genai-llms-professional
nvidia/multimodal-genai-associate	2026-05-03	exams/nvidia/multimodal-genai-associate
nvidia/networking-professional	2026-05-03	exams/nvidia/networking-professional
nvidia/openusd-professional	2026-05-03	exams/nvidia/openusd-professional
offensive-security/oscp-pen-200	2026-05-03	exams/offensive-security/oscp-pen-200
oracle/oci-architect-associate	2026-05-03	exams/oracle/oci-architect-associate
oracle/oci-architect-professional	2026-05-03	exams/oracle/oci-architect-professional
oracle/oci-developer-associate	2026-05-03	exams/oracle/oci-developer-associate
oracle/oci-foundations	2026-05-03	exams/oracle/oci-foundations
oracle/oci-operations-associate	2026-05-03	exams/oracle/oci-operations-associate
palo-alto-networks/pcnsa	2026-05-03	exams/palo-alto-networks/pcnsa
redhat/openshift-administrator-ex280	2026-05-03	exams/redhat/openshift-administrator-ex280
redhat/rhcsa-ex200	2026-05-03	exams/redhat/rhcsa-ex200
salesforce/administrator	2026-05-03	exams/salesforce/administrator
salesforce/platform-developer-1	2026-05-03	exams/salesforce/platform-developer-1
salesforce/platform-developer-2	2026-05-03	exams/salesforce/platform-developer-2
servicenow/csa	2026-05-03	exams/servicenow/csa
snowflake/snowpro-advanced-administrator	2026-05-03	exams/snowflake/snowpro-advanced-administrator
snowflake/snowpro-advanced-architect	2026-05-03	exams/snowflake/snowpro-advanced-architect
snowflake/snowpro-advanced-data-engineer	2026-05-03	exams/snowflake/snowpro-advanced-data-engineer
snowflake/snowpro-core	2026-05-03	exams/snowflake/snowpro-core
vmware/vcp-dcv-2v0-21-23	2026-05-03	exams/vmware/vcp-dcv-2v0-21-23
aws/professional/genai-developer-aip-c01	2026-05-08	exams/aws/professional/genai-developer-aip-c01
azure/pl-300	2026-08-09	exams/azure/pl-300
azure/sc-100	2026-08-09	exams/azure/sc-100
azure/sc-300	2026-08-09	exams/azure/sc-300
azure/sc-401	2026-08-09	exams/azure/sc-401
gcp/generative-ai-leader	2026-08-09	exams/gcp/generative-ai-leader
isc2/cc	2026-08-09	exams/isc2/cc
kubernetes/capa	2026-08-09	exams/kubernetes/capa
kubernetes/cca	2026-08-09	exams/kubernetes/cca
kubernetes/cgoa	2026-08-09	exams/kubernetes/cgoa
kubernetes/cnpa	2026-08-09	exams/kubernetes/cnpa
kubernetes/otca	2026-08-09	exams/kubernetes/otca
oracle/oci-ai-foundations	2026-08-09	exams/oracle/oci-ai-foundations
oracle/oci-generative-ai-professional	2026-08-09	exams/oracle/oci-generative-ai-professional
anthropic/claude-certified-architect-foundations	2026-08-11	exams/anthropic/claude-certified-architect-foundations
anthropic/claude-certified-architect-professional	2026-08-11	exams/anthropic/claude-certified-architect-professional
anthropic/claude-certified-associate-foundations	2026-08-11	exams/anthropic/claude-certified-associate-foundations
anthropic/claude-certified-developer-foundations	2026-08-11	exams/anthropic/claude-certified-developer-foundations

Concept pages¶

Concept	Last verified	Path
agentic-loops	2026-05-03	learn/concepts/agentic-loops.md
agents-explained	2026-05-03	learn/concepts/agents-explained.md
cdn-explained	2026-05-03	learn/concepts/cdn-explained.md
cicd-explained	2026-05-03	learn/concepts/cicd-explained.md
containers-vs-vms	2026-05-03	learn/concepts/containers-vs-vms.md
context-windows-and-management	2026-05-03	learn/concepts/context-windows-and-management.md
dns-explained	2026-05-03	learn/concepts/dns-explained.md
embeddings-and-vector-search	2026-05-03	learn/concepts/embeddings-and-vector-search.md
evals-for-llms	2026-05-03	learn/concepts/evals-for-llms.md
eventual-consistency	2026-05-03	learn/concepts/eventual-consistency.md
fine-tuning-vs-rag	2026-05-03	learn/concepts/fine-tuning-vs-rag.md
guardrails-and-safety	2026-05-03	learn/concepts/guardrails-and-safety.md
iaas-paas-saas	2026-05-03	learn/concepts/iaas-paas-saas.md
iam-explained	2026-05-03	learn/concepts/iam-explained.md
idempotency-explained	2026-05-03	learn/concepts/idempotency-explained.md
inference-servers	2026-05-03	learn/concepts/inference-servers.md
kubernetes-in-10-minutes	2026-05-03	learn/concepts/kubernetes-in-10-minutes.md
llm-basics	2026-05-03	learn/concepts/llm-basics.md
mcp-explained	2026-05-03	learn/concepts/mcp-explained.md
multimodal-models	2026-05-03	learn/concepts/multimodal-models.md
observability-basics	2026-05-03	learn/concepts/observability-basics.md
prompt-caching	2026-05-03	learn/concepts/prompt-caching.md
prompt-engineering	2026-05-03	learn/concepts/prompt-engineering.md
quantization-and-distillation	2026-05-03	learn/concepts/quantization-and-distillation.md
queues-vs-streams	2026-05-03	learn/concepts/queues-vs-streams.md
rag-explained	2026-05-03	learn/concepts/rag-explained.md
regions-and-availability-zones	2026-05-03	learn/concepts/regions-and-availability-zones.md
serverless-explained	2026-05-03	learn/concepts/serverless-explained.md
shared-responsibility-model	2026-05-03	learn/concepts/shared-responsibility-model.md
structured-outputs	2026-05-03	learn/concepts/structured-outputs.md
terraform-explained	2026-05-03	learn/concepts/terraform-explained.md
tls-and-https	2026-05-03	learn/concepts/tls-and-https.md
tool-use-and-function-calling	2026-05-03	learn/concepts/tool-use-and-function-calling.md
transformer-architecture	2026-05-03	learn/concepts/transformer-architecture.md
vpc-explained	2026-05-03	learn/concepts/vpc-explained.md
what-is-cloud-computing	2026-05-03	learn/concepts/what-is-cloud-computing.md
ai-threat-modeling	2026-08-09	learn/concepts/ai-threat-modeling.md
autoscaling-explained	2026-08-09	learn/concepts/autoscaling-explained.md
caching-explained	2026-08-09	learn/concepts/caching-explained.md
cloud-cost-basics	2026-08-09	learn/concepts/cloud-cost-basics.md
deployment-strategies	2026-08-09	learn/concepts/deployment-strategies.md
gpus-for-ai	2026-08-09	learn/concepts/gpus-for-ai.md
load-balancing-explained	2026-08-09	learn/concepts/load-balancing-explained.md
prompt-injection-explained	2026-08-09	learn/concepts/prompt-injection-explained.md
secrets-management	2026-08-09	learn/concepts/secrets-management.md
sql-vs-nosql	2026-08-09	learn/concepts/sql-vs-nosql.md

Hands-on projects¶

Project	Last verified	Path
build-ci-cd-pipeline	2026-05-03	resources/hands-on-projects/build-ci-cd-pipeline.md
build-claude-agent-with-mcp	2026-05-03	resources/hands-on-projects/build-claude-agent-with-mcp.md
build-data-pipeline	2026-05-03	resources/hands-on-projects/build-data-pipeline.md
build-rag-pipeline	2026-05-03	resources/hands-on-projects/build-rag-pipeline.md
deploy-3-tier-app	2026-05-03	resources/hands-on-projects/deploy-3-tier-app.md
deploy-ml-model	2026-05-03	resources/hands-on-projects/deploy-ml-model.md
disaster-recovery-drill	2026-05-03	resources/hands-on-projects/disaster-recovery-drill.md
fine-tune-with-lora	2026-05-03	resources/hands-on-projects/fine-tune-with-lora.md
implement-zero-trust	2026-05-03	resources/hands-on-projects/implement-zero-trust.md
kubernetes-cluster-setup	2026-05-03	resources/hands-on-projects/kubernetes-cluster-setup.md
run-llama-on-single-gpu	2026-05-03	resources/hands-on-projects/run-llama-on-single-gpu.md
serverless-application	2026-05-03	resources/hands-on-projects/serverless-application.md
set-up-eval-harness	2026-05-03	resources/hands-on-projects/set-up-eval-harness.md
setup-monitoring-stack	2026-05-03	resources/hands-on-projects/setup-monitoring-stack.md
terraform-infrastructure	2026-05-03	resources/hands-on-projects/terraform-infrastructure.md
labs-by-cert	2026-07-29	resources/hands-on-projects/labs-by-cert.md

Top-level learn pages¶

Page	Last verified	Path
ai-from-scratch	2026-05-03	learn/ai-from-scratch.md
cloud-from-scratch	2026-05-03	learn/cloud-from-scratch.md
glossary	2026-05-03	learn/glossary.md
youtube	2026-05-03	learn/youtube.md