Pith Number

pith:GHBUVSWA

pith:2017:GHBUVSWAUG3KFSC6RJSZHBRTFR

not attested not anchored not stored refs pending

Determinantal spanning forests on planar graphs

Richard Kenyon

arxiv:1702.03802 v1 · 2017-02-13 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GHBUVSWAUG3KFSC6RJSZHBRTFR}

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	2026-05-18T00:50:52.952939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31c34acac0a1b6a2c85e8a659386332c44abb0dd42ec13bec304a1984bc67502

Aliases

arxiv: 1702.03802 · arxiv_version: 1702.03802v1 · doi: 10.48550/arxiv.1702.03802 · pith_short_12: GHBUVSWAUG3K · pith_short_16: GHBUVSWAUG3KFSC6 · pith_short_8: GHBUVSWA

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/GHBUVSWAUG3KFSC6RJSZHBRTFR \
  | 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: 31c34acac0a1b6a2c85e8a659386332c44abb0dd42ec13bec304a1984bc67502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6839c667013fcaadfaaa9640bdf6c6c5ecc7a3b2127d44bb56d20c9a6ec7e2cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2017-02-13T15:09:24Z",
    "title_canon_sha256": "1140c0a44f50629cfc291ca21a3881e82a91b2a530e6c5f4351b481f520e40f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03802",
    "kind": "arxiv",
    "version": 1
  }
}