Pith Number

pith:UH5OH27X

pith:2011:UH5OH27XIDWPUMZBN7N3F5MPBH

not attested not anchored not stored refs pending

Patterns of Alternating Sign Matrices

Kathleen P. Kiernan, Michael W. Schroeder, Richard A. Brualdi, Seth A. Meyer

arxiv:1104.4075 v2 · 2011-04-20 · 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{UH5OH27XIDWPUMZBN7N3F5MPBH}

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	2026-05-18T04:23:45.065164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1fae3ebf740ecfa33216fdbb2f58f09eae7e3f3be5f571b01d147643f527bd1

Aliases

arxiv: 1104.4075 · arxiv_version: 1104.4075v2 · doi: 10.48550/arxiv.1104.4075 · pith_short_12: UH5OH27XIDWP · pith_short_16: UH5OH27XIDWPUMZB · pith_short_8: UH5OH27X

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/UH5OH27XIDWPUMZBN7N3F5MPBH \
  | 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: a1fae3ebf740ecfa33216fdbb2f58f09eae7e3f3be5f571b01d147643f527bd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04b72ff3de7c2bc136bc12faa10b74e5152a39fe6660bf904ac421a769bf748e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-04-20T17:11:23Z",
    "title_canon_sha256": "586ff01fbfe4048d5dec023e0c2514d1ecfaad0c078c6244c366d36c0a33d496"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4075",
    "kind": "arxiv",
    "version": 2
  }
}