Pith Number

pith:2N2L5B43

pith:2010:2N2L5B43WA5Y2TJUMOPEGMMR2R

not attested not anchored not stored refs pending

The 3-dimensional cube is the only periodic, connected cubic graph with perfect state transfer

Simone Severini

arxiv:1001.0674 v2 · 2010-01-05 · quant-ph · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2N2L5B43WA5Y2TJUMOPEGMMR2R}

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	2026-05-18T04:12:02.448310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d374be879bb03b8d4d34639e433191d448f30d92c91893854052905c2e17846b

Aliases

arxiv: 1001.0674 · arxiv_version: 1001.0674v2 · doi: 10.48550/arxiv.1001.0674 · pith_short_12: 2N2L5B43WA5Y · pith_short_16: 2N2L5B43WA5Y2TJU · pith_short_8: 2N2L5B43

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/2N2L5B43WA5Y2TJUMOPEGMMR2R \
  | 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: d374be879bb03b8d4d34639e433191d448f30d92c91893854052905c2e17846b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "751693384da72a06c4783cb3ded887a003c81eb28bec5f1dae11b872ebc27044",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-01-05T18:12:53Z",
    "title_canon_sha256": "b7df98b8e557da972b64a7ed098eaa03cc66d47922fa63846ec30b82b2e85155"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0674",
    "kind": "arxiv",
    "version": 2
  }
}