Pith Number

pith:6RLCWERH

pith:2014:6RLCWERHGZPYFJBDIH7SI3XR2I

not attested not anchored not stored refs pending

Estimates of heterogeneity (I2) can be biased in small meta-analyses

Paul T. von Hippel

arxiv:1410.2296 v2 · 2014-10-08 · 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{6RLCWERHGZPYFJBDIH7SI3XR2I}

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	2026-05-18T00:48:06.004651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4562b1227365f82a42341ff246ef1d21f0d69a58343ea37837932b0fa105d61

Aliases

arxiv: 1410.2296 · arxiv_version: 1410.2296v2 · doi: 10.48550/arxiv.1410.2296 · pith_short_12: 6RLCWERHGZPY · pith_short_16: 6RLCWERHGZPYFJBD · pith_short_8: 6RLCWERH

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/6RLCWERHGZPYFJBDIH7SI3XR2I \
  | 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: f4562b1227365f82a42341ff246ef1d21f0d69a58343ea37837932b0fa105d61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a90bc7200f335ae45ff1c386be57724502e54b649a7e44d6da257104510ec6ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-10-08T22:13:05Z",
    "title_canon_sha256": "2b783347c861fde57a49799c126c2bceb4ed837017f650b1d17befd13cd9c4be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2296",
    "kind": "arxiv",
    "version": 2
  }
}