Pith Number

pith:NCNRSYQ3

pith:2019:NCNRSYQ3ERICRSB5O3PJ4FRZ5T

not attested not anchored not stored refs pending

Outgroup Homogeneity Bias Causes Ingroup Favoritism

Marcel Montrey, Thomas R. Shultz

arxiv:1908.08203 v1 · 2019-08-22 · econ.TH · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NCNRSYQ3ERICRSB5O3PJ4FRZ5T}

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	2026-07-04T23:59:10.490626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

689b19621b245028c83d76de9e1639ecea5c12026727a8d4f5852ca9b711a743

Aliases

arxiv: 1908.08203 · arxiv_version: 1908.08203v1 · doi: 10.48550/arxiv.1908.08203 · pith_short_12: NCNRSYQ3ERIC · pith_short_16: NCNRSYQ3ERICRSB5 · pith_short_8: NCNRSYQ3

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/NCNRSYQ3ERICRSB5O3PJ4FRZ5T \
  | 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: 689b19621b245028c83d76de9e1639ecea5c12026727a8d4f5852ca9b711a743

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fa7d52e1eb5a69c25f4ab325e127f2c21587a270b4a8a22fc9adb3721ba964c",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.TH",
    "submitted_at": "2019-08-22T05:13:26Z",
    "title_canon_sha256": "86436f00420c35f928daae0a3b7af8c6d2172f092e2091ac32e6d20deef83d46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08203",
    "kind": "arxiv",
    "version": 1
  }
}