Pith Number

pith:JGSF2VTS

pith:2013:JGSF2VTSIMKQ57OUHD6Z474WCB

not attested not anchored not stored refs pending

Infinite strict gammoids

Hadi Afzali, Hiu-Fai Law, Malte M\"uller

arxiv:1310.6644 v1 · 2013-10-24 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JGSF2VTSIMKQ57OUHD6Z474WCB}

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	2026-05-18T03:09:08.665549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49a45d567243150efdd438fd9e7f96107c49d611f9eb8037cd1ee03c679b7581

Aliases

arxiv: 1310.6644 · arxiv_version: 1310.6644v1 · doi: 10.48550/arxiv.1310.6644 · pith_short_12: JGSF2VTSIMKQ · pith_short_16: JGSF2VTSIMKQ57OU · pith_short_8: JGSF2VTS

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/JGSF2VTSIMKQ57OUHD6Z474WCB \
  | 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: 49a45d567243150efdd438fd9e7f96107c49d611f9eb8037cd1ee03c679b7581

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72a24cb9ee961e553672f9ee271bacf07e8f5b6bf226331a96b8ec621f3a9434",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-10-24T15:28:59Z",
    "title_canon_sha256": "187ca8cc2b2fc4533d2fb0acdfefd324906c55533acfae282907c0d02b6babf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6644",
    "kind": "arxiv",
    "version": 1
  }
}