Pith Number

pith:ZM4NPHDJ

pith:2010:ZM4NPHDJOH7L32CBAEAYR6JMFS

not attested not anchored not stored refs pending

The A-like matrices for a hypercube

Paul Terwilliger, Stefko Miklavic

arxiv:1010.2606 v1 · 2010-10-13 · 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{ZM4NPHDJOH7L32CBAEAYR6JMFS}

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	2026-05-18T04:39:27.228364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb38d79c6971febde841010188f92c2cb3a74c294d040ebefac9c18d0bb2cbdd

Aliases

arxiv: 1010.2606 · arxiv_version: 1010.2606v1 · doi: 10.48550/arxiv.1010.2606 · pith_short_12: ZM4NPHDJOH7L · pith_short_16: ZM4NPHDJOH7L32CB · pith_short_8: ZM4NPHDJ

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/ZM4NPHDJOH7L32CBAEAYR6JMFS \
  | 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: cb38d79c6971febde841010188f92c2cb3a74c294d040ebefac9c18d0bb2cbdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "369f7fba6efbafdd5106338152d53c3f43baaf986435c95a6caaac43a0c48745",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-10-13T09:15:55Z",
    "title_canon_sha256": "49ec94a70b1bd05a69c853ff00e79ef4da48fbfa95f959e955882e017c079256"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2606",
    "kind": "arxiv",
    "version": 1
  }
}