Pith Number

pith:N7FB77HS

pith:2017:N7FB77HSM7B4JCJP2YRLEB5CBQ

not attested not anchored not stored refs pending

On lattice path matroid polytopes: integer points and Ehrhart polynomial

Jorge Luis Ram\'irez Alfons\'in, Kolja Knauer, Leonardo Mart\'inez-Sandoval

arxiv:1701.05529 v2 · 2017-01-19 · 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{N7FB77HSM7B4JCJP2YRLEB5CBQ}

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	2026-05-18T00:32:02.908131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fca1ffcf267c3c4892fd622b207a20c285520a770824ec1f2d9636f6babf381

Aliases

arxiv: 1701.05529 · arxiv_version: 1701.05529v2 · doi: 10.48550/arxiv.1701.05529 · pith_short_12: N7FB77HSM7B4 · pith_short_16: N7FB77HSM7B4JCJP · pith_short_8: N7FB77HS

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/N7FB77HSM7B4JCJP2YRLEB5CBQ \
  | 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: 6fca1ffcf267c3c4892fd622b207a20c285520a770824ec1f2d9636f6babf381

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0b50a97197a816f6db5b6b700f65bdd1d8280d913f92f9243cee62abd83c074",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-19T17:55:45Z",
    "title_canon_sha256": "3ee8b464497438a023badeef3b2c6158d12c24c4f5aee2080ad882151610f90f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05529",
    "kind": "arxiv",
    "version": 2
  }
}