Pith Number

pith:EJ6LEF43

pith:2011:EJ6LEF43H3EVIBR5CO4C6P3OWK

not attested not anchored not stored refs pending

Ehrhart series for Connected Simple Graphs

Tetsushi Matsui

arxiv:1102.4804 v2 · 2011-02-23 · 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{EJ6LEF43H3EVIBR5CO4C6P3OWK}

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	2026-05-18T04:21:21.246735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

227cb2179b3ec954063d13b82f3f6eb2a40e3433e1a14ec8c1101c87e10ea278

Aliases

arxiv: 1102.4804 · arxiv_version: 1102.4804v2 · doi: 10.48550/arxiv.1102.4804 · pith_short_12: EJ6LEF43H3EV · pith_short_16: EJ6LEF43H3EVIBR5 · pith_short_8: EJ6LEF43

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/EJ6LEF43H3EVIBR5CO4C6P3OWK \
  | 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: 227cb2179b3ec954063d13b82f3f6eb2a40e3433e1a14ec8c1101c87e10ea278

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "525b725030a4c05f6b01b859be4fef3126060c51e6ca0c5439230c7024f2a64d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-02-23T17:36:01Z",
    "title_canon_sha256": "37221f5727581f58305b935a60aefa5e5c769534a03c70165bae189f45b0d084"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4804",
    "kind": "arxiv",
    "version": 2
  }
}