Pith Number

pith:ZQJXGJNQ

pith:2017:ZQJXGJNQXMWURPJMXRX5P3B5JX

not attested not anchored not stored refs pending

State transfer in strongly regular graphs with an edge perturbation

Chris Godsil, Gabor Lippner, Krystal Guo, Mark Kempton

arxiv:1710.02181 v1 · 2017-10-05 · math.CO · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQJXGJNQXMWURPJMXRX5P3B5JX}

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	2026-05-18T00:33:34.264598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc137325b0bb2d48bd2cbc6fd7ec3d4dee45d2a8ccde98276d0fb1cc3f33a168

Aliases

arxiv: 1710.02181 · arxiv_version: 1710.02181v1 · doi: 10.48550/arxiv.1710.02181 · pith_short_12: ZQJXGJNQXMWU · pith_short_16: ZQJXGJNQXMWURPJM · pith_short_8: ZQJXGJNQ

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/ZQJXGJNQXMWURPJMXRX5P3B5JX \
  | 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: cc137325b0bb2d48bd2cbc6fd7ec3d4dee45d2a8ccde98276d0fb1cc3f33a168

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4d552a22eb28286d57d720c209b0a1b5ea0971c81fe2ed6464a013cf4dc8584",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-10-05T19:01:18Z",
    "title_canon_sha256": "36a5a8f593808ec26ed5c4b02081c0395ed83ac1b065af72a89208e760634ae7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02181",
    "kind": "arxiv",
    "version": 1
  }
}