Pith Number

pith:XZOOVMYF

pith:2012:XZOOVMYFHJHUPUGLBSNEX75GW2

not attested not anchored not stored refs pending

A van der Waals density functional for solids

Torbj\"orn Bj\"orkman

arxiv:1209.3038 v1 · 2012-09-13 · cond-mat.mtrl-sci · physics.chem-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{XZOOVMYFHJHUPUGLBSNEX75GW2}

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	2026-05-18T03:43:51.880545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be5ceab3053a4f47d0cb0c9a4bffa6b684149726e4bc4439ec70f766709c54ed

Aliases

arxiv: 1209.3038 · arxiv_version: 1209.3038v1 · doi: 10.48550/arxiv.1209.3038 · pith_short_12: XZOOVMYFHJHU · pith_short_16: XZOOVMYFHJHUPUGL · pith_short_8: XZOOVMYF

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/XZOOVMYFHJHUPUGLBSNEX75GW2 \
  | 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: be5ceab3053a4f47d0cb0c9a4bffa6b684149726e4bc4439ec70f766709c54ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "450a512cd99c7e778f2d5bb5510b5acf025cfc6293bbe26dc0db1a58e26b1ee7",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2012-09-13T21:00:12Z",
    "title_canon_sha256": "c7174d5c53af1e6b21b697f570cd1fefd65bab810d799cab6191338667c86181"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3038",
    "kind": "arxiv",
    "version": 1
  }
}