Pith Number

pith:747Z7JYN

pith:2019:747Z7JYNAP4YKP6ONU7JEUWQXB

not attested not anchored not stored refs pending

Brute-forcing spin-glass problems with CUDA

Bart{\l}omiej Gardas, Konrad Ja{\l}owiecki, Marek M. Rams

arxiv:1904.03621 v2 · 2019-04-07 · physics.comp-ph · 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{747Z7JYNAP4YKP6ONU7JEUWQXB}

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	2026-07-05T00:27:16.343984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff3f9fa70d03f9853fce6d3e9252d0b87b7a422e488af9d9a3840f72c3fd0981

Aliases

arxiv: 1904.03621 · arxiv_version: 1904.03621v2 · doi: 10.48550/arxiv.1904.03621 · pith_short_12: 747Z7JYNAP4Y · pith_short_16: 747Z7JYNAP4YKP6O · pith_short_8: 747Z7JYN

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/747Z7JYNAP4YKP6ONU7JEUWQXB \
  | 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: ff3f9fa70d03f9853fce6d3e9252d0b87b7a422e488af9d9a3840f72c3fd0981

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cae5c4683f660b42e0f3f35c03690b2b688121a0e1c963d30cd50bd4d2250da3",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-04-07T10:34:42Z",
    "title_canon_sha256": "821b192d5784c6481fed257242142f0a4f60c803ab83dfc0c3928e3e18939b32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03621",
    "kind": "arxiv",
    "version": 2
  }
}