Pith Number

pith:2YUWHULZ

pith:2016:2YUWHULZKPU2HYC77OBUXVTM5H

not attested not anchored not stored refs pending

Finding and proving the exact ground state of a generalized Ising model by convex optimization and MAX-SAT

Alexander Urban, Chuan Luo, Daniil A. Kitchaev, Gerbrand Ceder, Shan Cao, Stephen Dacek, Wenxuan Huang, Ziqin Rong

arxiv:1604.06722 v1 · 2016-04-22 · cond-mat.dis-nn · cond-mat.stat-mech · math-ph · math.MP · physics.comp-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{2YUWHULZKPU2HYC77OBUXVTM5H}

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	2026-05-18T00:58:33.654699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d62963d17953e9a3e05ffb834bd66ce9e6628d882e13b33ecb7505d67cf16d9f

Aliases

arxiv: 1604.06722 · arxiv_version: 1604.06722v1 · doi: 10.48550/arxiv.1604.06722 · pith_short_12: 2YUWHULZKPU2 · pith_short_16: 2YUWHULZKPU2HYC7 · pith_short_8: 2YUWHULZ

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/2YUWHULZKPU2HYC77OBUXVTM5H \
  | 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: d62963d17953e9a3e05ffb834bd66ce9e6628d882e13b33ecb7505d67cf16d9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cdcc5683c1d830a9ba2a291aada0191fd3a55ba561eab4ca31d0c9415c48a2b",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "math-ph",
      "math.MP",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2016-04-22T16:00:07Z",
    "title_canon_sha256": "814d01183ff1f879759c4b611769142531e532fc67eb4f7db912260a635642d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06722",
    "kind": "arxiv",
    "version": 1
  }
}