Pith Number

pith:C2RWRPAG

pith:2016:C2RWRPAGEQWRW2OFBOPGZBBFUE

not attested not anchored not stored refs pending

Insights from Machine Learning for Evaluating Production Function Estimators on Manufacturing Survey Data

Andrew L. Johnson, Daisuke Yagi, Jos\'e Luis Preciado Arreola

arxiv:1604.04687 v2 · 2016-04-16 · 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{C2RWRPAGEQWRW2OFBOPGZBBFUE}

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	2026-05-18T00:05:14.815278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16a368bc06242d1b69c50b9e6c8425a114d89451d98bb56da649f6c830db05d0

Aliases

arxiv: 1604.04687 · arxiv_version: 1604.04687v2 · doi: 10.48550/arxiv.1604.04687 · pith_short_12: C2RWRPAGEQWR · pith_short_16: C2RWRPAGEQWRW2OF · pith_short_8: C2RWRPAG

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/C2RWRPAGEQWRW2OFBOPGZBBFUE \
  | 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: 16a368bc06242d1b69c50b9e6c8425a114d89451d98bb56da649f6c830db05d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1769806ccadb524a162461a769a82f4efe293a09a74f76b1544adb987a1ad5d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2016-04-16T04:05:18Z",
    "title_canon_sha256": "ca93d84632f48d2e470b6ef403ea2ff0daa0988796d3972c543c0f100478bb5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04687",
    "kind": "arxiv",
    "version": 2
  }
}