Pith Number

pith:EJUNDY4M

pith:2013:EJUNDY4MAS3Z7F6D2CHPV3SY2C

not attested not anchored not stored refs pending

Enumeration of labeled and unlabeled k-gonal and polygonal 2-trees and succulents by vertices

Andrew Gainer-Dewar

arxiv:1309.4481 v1 · 2013-09-17 · 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{EJUNDY4MAS3Z7F6D2CHPV3SY2C}

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	2026-05-18T03:12:59.370619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2268d1e38c04b79f97c3d08efaee58d0996fd69e174bc06288cf3f8cdfd2d3f6

Aliases

arxiv: 1309.4481 · arxiv_version: 1309.4481v1 · doi: 10.48550/arxiv.1309.4481 · pith_short_12: EJUNDY4MAS3Z · pith_short_16: EJUNDY4MAS3Z7F6D · pith_short_8: EJUNDY4M

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/EJUNDY4MAS3Z7F6D2CHPV3SY2C \
  | 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: 2268d1e38c04b79f97c3d08efaee58d0996fd69e174bc06288cf3f8cdfd2d3f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1604a8d9d881e6ccde1fbe749d2cbb0a5b846593773b3b6f7e407b054714fd8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-09-17T21:02:50Z",
    "title_canon_sha256": "d98d0a630473a4d1604096a8c3165c409effe2e4c03a5399977ac2a3cec3f63c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4481",
    "kind": "arxiv",
    "version": 1
  }
}