Pith Number

pith:NQSKLCCZ

pith:2017:NQSKLCCZIKNAJWQJKWM7YFO4RM

not attested not anchored not stored refs pending

A Matrix Contraction Process

John Grant, Michael Wilkinson

arxiv:1801.01154 v1 · 2017-11-13 · cond-mat.stat-mech · math-ph · math.MP · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQSKLCCZIKNAJWQJKWM7YFO4RM}

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	2026-05-18T00:21:06.903412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c24a58859429a04da095599fc15dc8b36eff37002e595716d643bf12a4f32fd

Aliases

arxiv: 1801.01154 · arxiv_version: 1801.01154v1 · doi: 10.48550/arxiv.1801.01154 · pith_short_12: NQSKLCCZIKNA · pith_short_16: NQSKLCCZIKNAJWQJ · pith_short_8: NQSKLCCZ

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/NQSKLCCZIKNAJWQJKWM7YFO4RM \
  | 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: 6c24a58859429a04da095599fc15dc8b36eff37002e595716d643bf12a4f32fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed08b1cc1bdb84e62b5b2f68bb3079082f0cbc3a7c9e01cb267f6c582ff974ea",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2017-11-13T19:30:58Z",
    "title_canon_sha256": "9cc0937b4b2627f121286c32c3709bebabab64681fec01d58e390cf2a9ca319a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01154",
    "kind": "arxiv",
    "version": 1
  }
}