Pith Number

pith:E7OEL3J3

pith:2009:E7OEL3J347BZL437ZPNVVIWQ4Q

not attested not anchored not stored refs pending

An Efficient Algorithm for Classical Density Functional Theory in Three Dimensions: Ionic Solutions

Dirk Gillespie, Dmitry A. Karpeev, Matthew G. Knepley, Robert S. Eisenberg, Seth Davidovits

arxiv:0910.1531 v1 · 2009-10-08 · physics.chem-ph · 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{E7OEL3J347BZL437ZPNVVIWQ4Q}

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	2026-05-18T04:41:35.903326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27dc45ed3be7c395f37fcbdb5aa2d0e40b36d701645406bf5bbe1f93f02c7a6f

Aliases

arxiv: 0910.1531 · arxiv_version: 0910.1531v1 · doi: 10.48550/arxiv.0910.1531 · pith_short_12: E7OEL3J347BZ · pith_short_16: E7OEL3J347BZL437 · pith_short_8: E7OEL3J3

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/E7OEL3J347BZL437ZPNVVIWQ4Q \
  | 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: 27dc45ed3be7c395f37fcbdb5aa2d0e40b36d701645406bf5bbe1f93f02c7a6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "123ce23cca0bd4aa56a21dd27ef62a7edb240f50b03e593e8b3cd34a80dcbefa",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2009-10-08T15:27:24Z",
    "title_canon_sha256": "f0dc7ad35689d06ca34987560c37cf9acb33a7a67a024c8df9a39e42934970a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1531",
    "kind": "arxiv",
    "version": 1
  }
}