Pith Number

pith:QSHGIZWR

pith:2011:QSHGIZWR76BQC5KTGS3P47KVL6

not attested not anchored not stored refs pending

A Gray Code for the Shelling Types of the Boundary of a Hypercube

G\'abor Hetyei, Sarah Birdsong

arxiv:1111.4710 v1 · 2011-11-21 · 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{QSHGIZWR76BQC5KTGS3P47KVL6}

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	2026-05-18T02:50:13.735243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

848e6466d1ff8301755334b6fe7d555f8b4f09d221d1c8ec7af1f2f20fe0c201

Aliases

arxiv: 1111.4710 · arxiv_version: 1111.4710v1 · doi: 10.48550/arxiv.1111.4710 · pith_short_12: QSHGIZWR76BQ · pith_short_16: QSHGIZWR76BQC5KT · pith_short_8: QSHGIZWR

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/QSHGIZWR76BQC5KTGS3P47KVL6 \
  | 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: 848e6466d1ff8301755334b6fe7d555f8b4f09d221d1c8ec7af1f2f20fe0c201

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4feb28a1da38055662ee18ee41e5a9a1a59d937d3fad6bc5342423e9ab020c92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-11-21T00:57:21Z",
    "title_canon_sha256": "0f3bbbecb70b36cd312a415efc2f180ce26e4edcd69aec5aa226332ef9dfd7ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4710",
    "kind": "arxiv",
    "version": 1
  }
}