Pith Number

pith:QRGZFBH4

pith:2014:QRGZFBH4CMIGAOWJZN726Y6YEY

not attested not anchored not stored refs pending

The substantive and practical significance of citation impact differences between institutions: Guidelines for the analysis of percentiles using effect sizes and confidence intervals

Lutz Bornmann, Richard Williams

arxiv:1404.3720 v1 · 2014-04-12 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QRGZFBH4CMIGAOWJZN726Y6YEY}

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	2026-05-18T02:54:13.754594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

844d9284fc1310603ac9cb7faf63d82608784afcc3c1fcdd587ee47508ad5101

Aliases

arxiv: 1404.3720 · arxiv_version: 1404.3720v1 · doi: 10.48550/arxiv.1404.3720 · pith_short_12: QRGZFBH4CMIG · pith_short_16: QRGZFBH4CMIGAOWJ · pith_short_8: QRGZFBH4

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/QRGZFBH4CMIGAOWJZN726Y6YEY \
  | 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: 844d9284fc1310603ac9cb7faf63d82608784afcc3c1fcdd587ee47508ad5101

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b36738979d6e17f1bea23e4609fcb865b6522d5d626e5df53003d42d6339238e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2014-04-12T09:34:22Z",
    "title_canon_sha256": "312fb6addda5b00c0047df6d6c2d7a4a30d4938a5745f95be61262f880ff7a95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3720",
    "kind": "arxiv",
    "version": 1
  }
}