Pith Number

pith:MKQRJOYS

pith:2019:MKQRJOYSFNQIP4NMR4CTXPHNF5

not attested not anchored not stored refs pending

A simple model suggesting economically rational sample-size choice drives irreproducibility

Oliver Braganza

arxiv:1908.08702 v4 · 2019-08-23 · econ.GN · cs.SY · eess.SY · q-fin.EC · 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{MKQRJOYSFNQIP4NMR4CTXPHNF5}

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	2026-07-05T01:14:27.785113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62a114bb122b6087f1ac8f053bbced2f730310bb27da9d6946f873d24e654889

Aliases

arxiv: 1908.08702 · arxiv_version: 1908.08702v4 · doi: 10.48550/arxiv.1908.08702 · pith_short_12: MKQRJOYSFNQI · pith_short_16: MKQRJOYSFNQIP4NM · pith_short_8: MKQRJOYS

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/MKQRJOYSFNQIP4NMR4CTXPHNF5 \
  | 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: 62a114bb122b6087f1ac8f053bbced2f730310bb27da9d6946f873d24e654889

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e23e8d4eb0eb56048a9284c7ad09da4c9284f90d20a6068fadc319a41045efdf",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY",
      "q-fin.EC",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.GN",
    "submitted_at": "2019-08-23T07:45:30Z",
    "title_canon_sha256": "b545e4279e2646aa3d5053ca2ea555fe79b8cf2d661e8fa71fe5b3f175654bd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08702",
    "kind": "arxiv",
    "version": 4
  }
}