Pith Number

pith:3PAS5VUX

pith:2019:3PAS5VUXJA2I3LOVK3EXITGZ2Y

not attested not anchored not stored refs pending

An axiomatic nonparametric production function estimator: Modeling production in Japan's cardboard industry

Andrew L. Johnson, Daisuke Yagi, Hiroshi Morita, Yining Chen

arxiv:1906.08359 v1 · 2019-06-19 · stat.AP · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3PAS5VUXJA2I3LOVK3EXITGZ2Y}

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	2026-05-17T23:42:52.720114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbc12ed69748348dadd556c9744cd9d621d5b78626380dad0c74d7a74693a767

Aliases

arxiv: 1906.08359 · arxiv_version: 1906.08359v1 · doi: 10.48550/arxiv.1906.08359 · pith_short_12: 3PAS5VUXJA2I · pith_short_16: 3PAS5VUXJA2I3LOV · pith_short_8: 3PAS5VUX

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/3PAS5VUXJA2I3LOVK3EXITGZ2Y \
  | 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: dbc12ed69748348dadd556c9744cd9d621d5b78626380dad0c74d7a74693a767

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdaba9766625bb37445cd551f005635c7e2752886496856f62e62bc4e07223bb",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2019-06-19T21:19:09Z",
    "title_canon_sha256": "0e72fd845a37cb4a871889313b7ae9ccfd090092911bebd010854568035ca44f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08359",
    "kind": "arxiv",
    "version": 1
  }
}