Pith Number

pith:AOSGPCYB

pith:2004:AOSGPCYBQX2BFUHX4A6FGVIKLD

not attested not anchored not stored refs pending

Feynman diagrams for pedestrians and mathematicians

Michael Polyak

arxiv:math/0406251 v1 · 2004-06-12 · math.GT · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AOSGPCYBQX2BFUHX4A6FGVIKLD}

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

A Fast, Strong, Topologically Meaningful and Fun Knot Invariant

Receipt and verification

First computed	2026-05-18T04:13:06.003340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03a4678b0185f412d0f7e03c53550a58e11d71d9ed9208fdb530c26ceff3cc78

Aliases

arxiv: math/0406251 · arxiv_version: math/0406251v1 · doi: 10.48550/arxiv.math/0406251 · pith_short_12: AOSGPCYBQX2B · pith_short_16: AOSGPCYBQX2BFUHX · pith_short_8: AOSGPCYB

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/AOSGPCYBQX2BFUHX4A6FGVIKLD \
  | 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: 03a4678b0185f412d0f7e03c53550a58e11d71d9ed9208fdb530c26ceff3cc78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b12688d9e8fdedd1bdf2cf099be721194de0ee36e10ed0a04ad36b99886cf945",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "2004-06-12T10:00:30Z",
    "title_canon_sha256": "70b2f793f999c185458dd9b3db1423c1481f5e35b55b0f4f5b3b23d35a211288"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0406251",
    "kind": "arxiv",
    "version": 1
  }
}