Pith Number

pith:EPFIB4AV

pith:2025:EPFIB4AVLNNKHDQNUBXY55HQT3

not attested not anchored not stored refs pending

Using Causal Inference to Test Systems with Hidden and Interacting Variables: An Evaluative Case Study

Christopher Wild, Donghwan Shin, Michael Foster, Neil Walkinshaw, Robert M. Hierons

arxiv:2504.16526 v2 · 2025-04-23 · cs.SE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EPFIB4AVLNNKHDQNUBXY55HQT3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T10:53:55.198893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23ca80f0155b5aa38e0da06f8ef4f09ede9479f2c103377363335ac93585decb

Aliases

arxiv: 2504.16526 · arxiv_version: 2504.16526v2 · doi: 10.48550/arxiv.2504.16526 · pith_short_12: EPFIB4AVLNNK · pith_short_16: EPFIB4AVLNNKHDQN · pith_short_8: EPFIB4AV

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/EPFIB4AVLNNKHDQNUBXY55HQT3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 23ca80f0155b5aa38e0da06f8ef4f09ede9479f2c103377363335ac93585decb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c8f7b1c7c1d02079546edc5e10afc4da6d6598028e6554b3b545abd3b4b61dc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-04-23T08:50:24Z",
    "title_canon_sha256": "c30957bbc3287af1cf4da713e2ba37138bced0d8fff8955562027b4896a07ff3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.16526",
    "kind": "arxiv",
    "version": 2
  }
}