Pith Number

pith:VZR23ARW

pith:2023:VZR23ARWMI25CX32THPH22SUVN

not attested not anchored not stored refs pending

Design-based Estimation Theory for Complex Experiments

Haoge Chang

arxiv:2311.06891 v2 · 2023-11-12 · econ.EM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VZR23ARWMI25CX32THPH22SUVN}

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	2026-07-05T11:08:37.621285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae63ad82366235d15f7a99de7d6a54ab40a49cc19701b6a2b74d576dbe13beab

Aliases

arxiv: 2311.06891 · arxiv_version: 2311.06891v2 · doi: 10.48550/arxiv.2311.06891 · pith_short_12: VZR23ARWMI25 · pith_short_16: VZR23ARWMI25CX32 · pith_short_8: VZR23ARW

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/VZR23ARWMI25CX32THPH22SUVN \
  | 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: ae63ad82366235d15f7a99de7d6a54ab40a49cc19701b6a2b74d576dbe13beab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6be93027def21061a50427ae9007a1409b080b77767f459d2b38d4651aca5c37",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2023-11-12T16:30:56Z",
    "title_canon_sha256": "26e82f4f2233ca5e9ca5f3eb79fc57257c79e5987ce6b3b0f42ab9bd7ff891fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.06891",
    "kind": "arxiv",
    "version": 2
  }
}