Cesar Delgado
Cesar Delgado's work was selected for the XERJ Corpus Hub, the open reference memory AI coding agents search before they write code. When an agent meets the same problem, it gets this implementation back as a worked example, with the author and the repository attached.
Totals across every corpus @beettlle appears in; a commit selected for two corpora counts once. Files and lines count the selected commits; each corpus indexes the whole repository at its pinned commit.
What an agent can do with the pi-spine corpus
beettlle/pi-spine: Orchestration spine for long-running pi development: pi-native batch orchestration with Taskplane-compatible task packets
- Reuse a worked example: the commit “parse and validate per-task Profile/Thinking/Reviewer P…” (6 files · JavaScript).
- Answer from pi-spine's real JavaScript source instead of memory (API design and specification).
- What does src/tasks do in pi-spine?
Search the GitHub repository beettlle/pi-spine with XERJ (https://hub.xerj.org/corpus/beettlle--pi-spine). Run these in a shell, in order, and check each result before the next: 1. xerj --help (success: it prints usage). If xerj is missing: curl -fsSL https://xerj.org/get | sh 2. git clone https://github.com/beettlle/pi-spine pi-spine && git -C pi-spine checkout 1e208d1f9b28e7e282a168826dabaf99914746a1 3. Start a local node and leave it running: xerj --insecure --data-dir ./xerj-data 4. xerj autoindex ./pi-spine --url http://127.0.0.1:9200 --prefix pi-spine --progress plain 5. xerj autoindex map --url http://127.0.0.1:9200 Then answer my question from the indexed files and cite the ax_path of every hit. Query syntax: https://xerj.org/llms.txt Licence: MIT. Keep the copyright notice and credit the authors.
corpus beettlle--pi-spine · API design and specification
Related corpora: kubernetes-community, asyncapi-spec, swagger-ui, json-schema-test-suite
Search an OpenAPI spec from an agent · Case study: reference coding for agents
Selected work
beettlle/pi-spine
The corpus is the whole repository at the pinned commit, not only the files of the selected commit.
Not installable yet: this corpus is not in the hub registry until its licence review passes, so xerj corpus add and xerj ask cannot fetch it. It becomes installable when this card says live in the hub.
Sign in with GitHub or Hugging Face to see more: every selected commit in full (commit date, every folder, licence review state, pin) and the pack builds of each corpus.
[](https://hub.xerj.org/contributors/beettlle)
Included with the author's permission (email, 2026-10-18), under each repository's own licence, with attribution. Want it removed? Reply to the email or open an issue on xerj-org/xerj.