Pith Number

pith:6SYBG55A

pith:2019:6SYBG55AVQUC4NEUXYHQRMSHNP

not attested not anchored not stored refs pending

Combinatorics of the geometry of Wilson loop diagrams I: equivalence classes via matroids and polytopes

Karen Yeats, Si\^an Fryer, Susama Agarwala

arxiv:1908.10919 v2 · 2019-08-28 · math-ph · math.CO · 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{6SYBG55AVQUC4NEUXYHQRMSHNP}

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	2026-07-05T02:15:21.449508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4b01377a0ac282e3494be0f08b2476bec32872571e99a751c6d7eb07f45a95c

Aliases

arxiv: 1908.10919 · arxiv_version: 1908.10919v2 · doi: 10.48550/arxiv.1908.10919 · pith_short_12: 6SYBG55AVQUC · pith_short_16: 6SYBG55AVQUC4NEU · pith_short_8: 6SYBG55A

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/6SYBG55AVQUC4NEUXYHQRMSHNP \
  | 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: f4b01377a0ac282e3494be0f08b2476bec32872571e99a751c6d7eb07f45a95c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c993bfb57405eee5fdfb9be2c2b3d7d7ca8517a87c13fe0a46ea7216a8871e9",
    "cross_cats_sorted": [
      "math.CO",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2019-08-28T19:36:21Z",
    "title_canon_sha256": "d0283daa6e494658b7b668e0e68c4653b4171154230e69668f29c4c848dc6d53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10919",
    "kind": "arxiv",
    "version": 2
  }
}