Pith Number

pith:AZZ4Q7OZ

pith:2026:AZZ4Q7OZQ74JQBO3IEU5LOAV5Q

not attested not anchored not stored refs pending

When prompt perturbations break your A/B test: A valid statistical test for generative surveying

Carey Priebe, Hayden Helm

arxiv:2605.27463 v1 · 2026-05-26 · stat.ME · cs.AI · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AZZ4Q7OZQ74JQBO3IEU5LOAV5Q}

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	2026-05-28T00:05:19.958615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0673c87dd987f89805db4129d5b815ec18d67747892ffc146369af9c669eca7c

Aliases

arxiv: 2605.27463 · arxiv_version: 2605.27463v1 · doi: 10.48550/arxiv.2605.27463 · pith_short_12: AZZ4Q7OZQ74J · pith_short_16: AZZ4Q7OZQ74JQBO3 · pith_short_8: AZZ4Q7OZ

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/AZZ4Q7OZQ74JQBO3IEU5LOAV5Q \
  | 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: 0673c87dd987f89805db4129d5b815ec18d67747892ffc146369af9c669eca7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad4ebf925351752435c712e1dd29dc9a72f04d9bd58d454d9f411924852d42fe",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-05-26T00:35:58Z",
    "title_canon_sha256": "bb1e6183ebc930eeb10621c61ec3140509521c14456dbade8f5078286e8a3c56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27463",
    "kind": "arxiv",
    "version": 1
  }
}