Pith Number

pith:QKBHRW6X

pith:2013:QKBHRW6XFFFXU7G7FWSKEG4OQF

not attested not anchored not stored refs pending

How to evaluate individual researchers working in the natural and life sciences meaningfully? A proposal of methods based on percentiles of citations

Lutz Bornmann, Werner Marx

arxiv:1302.3697 v2 · 2013-02-15 · cs.DL · physics.soc-ph · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKBHRW6XFFFXU7G7FWSKEG4OQF}

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	2026-05-18T03:10:37.010744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

828278dbd7294b7a7cdf2da4a21b8e8151847b0b0a69c173da8608e46c1b61b7

Aliases

arxiv: 1302.3697 · arxiv_version: 1302.3697v2 · doi: 10.48550/arxiv.1302.3697 · pith_short_12: QKBHRW6XFFFX · pith_short_16: QKBHRW6XFFFXU7G7 · pith_short_8: QKBHRW6X

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/QKBHRW6XFFFXU7G7FWSKEG4OQF \
  | 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: 828278dbd7294b7a7cdf2da4a21b8e8151847b0b0a69c173da8608e46c1b61b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "344f8fb662cc8361719d90fac2e448abca3c9d1b81fa866d5e8c0243e1c865b0",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2013-02-15T07:55:41Z",
    "title_canon_sha256": "48d11c33cbdea90f481c3ee9f01a4280b547b672259f452ef4a8ef3dfa77bca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.3697",
    "kind": "arxiv",
    "version": 2
  }
}