Pith Number

pith:QXZXORXJ

pith:2011:QXZXORXJOADEZDSZ5E4XC6IYHF

not attested not anchored not stored refs pending

Mermin's Pentagram as an Ovoid of PG(3,2)

Metod Saniga, Peter Levay

arxiv:1111.5923 v1 · 2011-11-25 · quant-ph · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QXZXORXJOADEZDSZ5E4XC6IYHF}

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	2026-05-18T04:01:01.609542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85f37746e970064c8e59e939717918396607145d295780a43bb11d111ac27075

Aliases

arxiv: 1111.5923 · arxiv_version: 1111.5923v1 · doi: 10.48550/arxiv.1111.5923 · pith_short_12: QXZXORXJOADE · pith_short_16: QXZXORXJOADEZDSZ · pith_short_8: QXZXORXJ

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/QXZXORXJOADEZDSZ5E4XC6IYHF \
  | 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: 85f37746e970064c8e59e939717918396607145d295780a43bb11d111ac27075

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1786b78919dc0079fa61e9285428cb5ab5178e38f79cf248865f26c56be084d2",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-11-25T09:30:11Z",
    "title_canon_sha256": "538d0a5c74fd649035c9a89d112a85b2a51d6d99d7ac60bc3ab3176f6e4c77ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5923",
    "kind": "arxiv",
    "version": 1
  }
}