Pith Number

pith:7CIFUGT5

pith:2012:7CIFUGT5NY2HZRJLBQS7Y6MAIU

not attested not anchored not stored refs pending

Development and application of a particle-particle particle-mesh Ewald method for dispersion interactions

Ahmed E. Ismail, Rolf E. Isele-Holder, Wayne Mitchell

arxiv:1210.7995 v2 · 2012-10-30 · cond-mat.mtrl-sci · 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{7CIFUGT5NY2HZRJLBQS7Y6MAIU}

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	2026-05-18T03:27:13.731116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8905a1a7d6e347cc52b0c25fc7980451303357108575f56fd7d0406c11b5fb7

Aliases

arxiv: 1210.7995 · arxiv_version: 1210.7995v2 · doi: 10.48550/arxiv.1210.7995 · pith_short_12: 7CIFUGT5NY2H · pith_short_16: 7CIFUGT5NY2HZRJL · pith_short_8: 7CIFUGT5

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/7CIFUGT5NY2HZRJLBQS7Y6MAIU \
  | 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: f8905a1a7d6e347cc52b0c25fc7980451303357108575f56fd7d0406c11b5fb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e223925c9cf4d94daa89de4a6eb93a51f7c280e3c994d3d641d7c13f2c4d7131",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2012-10-30T13:12:12Z",
    "title_canon_sha256": "0541bc5849c9b42af430dea4c2ed1f0d99bd990b40e0cbe580730e67f6a6b72d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.7995",
    "kind": "arxiv",
    "version": 2
  }
}