Pith Number

pith:2ZVDPMJZ

pith:2009:2ZVDPMJZK2VFLXWV7KKSO3SLLE

not attested not anchored not stored refs pending

Is the crowd's wisdom biased? A quantitative asessment of three online communities

Vassilis Kostakos

arxiv:0909.0237 v5 · 2009-09-01 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ZVDPMJZK2VFLXWV7KKSO3SLLE}

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	2026-05-18T03:21:45.973792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d66a37b13956aa55ded5fa95276e4b5904e1e943255c738ab7272f75a6bafc8a

Aliases

arxiv: 0909.0237 · arxiv_version: 0909.0237v5 · doi: 10.48550/arxiv.0909.0237 · pith_short_12: 2ZVDPMJZK2VF · pith_short_16: 2ZVDPMJZK2VFLXWV · pith_short_8: 2ZVDPMJZ

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/2ZVDPMJZK2VFLXWV7KKSO3SLLE \
  | 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: d66a37b13956aa55ded5fa95276e4b5904e1e943255c738ab7272f75a6bafc8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1160c6b58b123fdb02b1c3ef76719ba87233181cd03b11a1a22c082f7ff8f55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2009-09-01T18:31:17Z",
    "title_canon_sha256": "3fb4d3d59c6d237ba32c4eec43f75d89ad3ba0c75b9656411a2f6d2a533b2107"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0237",
    "kind": "arxiv",
    "version": 5
  }
}