Pith Number

pith:IS233SBR

pith:2012:IS233SBRIWUSNIORBMUDH2F7UL

not attested not anchored not stored refs pending

The network structure of mathematical knowledge according to the Wikipedia, MathWorld, and DLMF online libraries

Flavio B. Gonzaga, Geraldo B. Xex\'eo, Valmir C. Barbosa

arxiv:1212.3536 v1 · 2012-12-14 · cs.SI · cs.IR · math.HO · 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{IS233SBRIWUSNIORBMUDH2F7UL}

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.

Cited by

1 paper in Pith

The Network Structure of Mathlib

Receipt and verification

First computed	2026-05-18T02:31:27.649274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44b5bdc83145a926a1d10b2833e8bfa2ec119fc7cf77b34518057a18fe2fb8b2

Aliases

arxiv: 1212.3536 · arxiv_version: 1212.3536v1 · doi: 10.48550/arxiv.1212.3536 · pith_short_12: IS233SBRIWUS · pith_short_16: IS233SBRIWUSNIOR · pith_short_8: IS233SBR

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/IS233SBRIWUSNIORBMUDH2F7UL \
  | 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: 44b5bdc83145a926a1d10b2833e8bfa2ec119fc7cf77b34518057a18fe2fb8b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db4879a8c6313b464391b64a7b191fc5b96ea873dd020b87cca6dda6321b927d",
    "cross_cats_sorted": [
      "cs.IR",
      "math.HO",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2012-12-14T17:29:57Z",
    "title_canon_sha256": "d8710e8f952503f386c7141f9f8f184538e5f19414d2de422355072d998d1fce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3536",
    "kind": "arxiv",
    "version": 1
  }
}