Pith Number

pith:JTZVRUK3

pith:2018:JTZVRUK3O4FDCAZBIGYWB4NNRY

not attested not anchored not stored refs pending

The Petersen graph has no quantum symmetry

Simon Schmidt

arxiv:1801.02942 v2 · 2018-01-09 · math.OA · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JTZVRUK3O4FDCAZBIGYWB4NNRY}

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	2026-05-18T00:18:52.377541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cf358d15b770a31032141b160f1ad8e077689422e0cd6cfc05fd2a9d921c8a2

Aliases

arxiv: 1801.02942 · arxiv_version: 1801.02942v2 · doi: 10.48550/arxiv.1801.02942 · pith_short_12: JTZVRUK3O4FD · pith_short_16: JTZVRUK3O4FDCAZB · pith_short_8: JTZVRUK3

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/JTZVRUK3O4FDCAZBIGYWB4NNRY \
  | 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: 4cf358d15b770a31032141b160f1ad8e077689422e0cd6cfc05fd2a9d921c8a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6124b4bd04f6586b13d6484fa5c557bff4dca6de34b5b3bdd70e8775739e6f06",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2018-01-09T14:18:00Z",
    "title_canon_sha256": "5694aea0ee8325e4d42fdbb5e6d405c12c42690944fdea00f0b4369f281de7a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02942",
    "kind": "arxiv",
    "version": 2
  }
}