Pith Number

pith:W5JGBHXY

pith:2009:W5JGBHXYI44JTTLUSO7W2DFKMF

not attested not anchored not stored refs pending

Positional Effects on Citation and Readership in arXiv

Asif-ul Haque, Paul Ginsparg

arxiv:0907.4740 v1 · 2009-07-27 · cs.DL · astro-ph.IM · hep-ph · hep-th · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W5JGBHXYI44JTTLUSO7W2DFKMF}

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	2026-05-18T04:30:26.574398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b752609ef8473899cd7493bf6d0caa6159e51dea141504068902e6259def1b2d

Aliases

arxiv: 0907.4740 · arxiv_version: 0907.4740v1 · doi: 10.48550/arxiv.0907.4740 · pith_short_12: W5JGBHXYI44J · pith_short_16: W5JGBHXYI44JTTLU · pith_short_8: W5JGBHXY

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/W5JGBHXYI44JTTLUSO7W2DFKMF \
  | 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: b752609ef8473899cd7493bf6d0caa6159e51dea141504068902e6259def1b2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "990ff79c6aae99539065380023c3e54e499c5e1a3f2fae3f2fb308210735813e",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "hep-ph",
      "hep-th",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2009-07-27T19:28:06Z",
    "title_canon_sha256": "12791a21c655913227c24ae37c3b5c109192e8877b25dcfeb45cd3fdab1f89e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4740",
    "kind": "arxiv",
    "version": 1
  }
}