Pith Number

pith:5QEBHDYW

pith:2004:5QEBHDYWMMNARSPKKINUEIKDOW

not attested not anchored not stored refs pending

Casimir forces, surface fluctuations, and thinning of superfluid films

Joseph Rudnick, Mehran Kardar, Roya Zandi

arxiv:cond-mat/0404309 v1 · 2004-04-14 · cond-mat.stat-mech · cond-mat.soft

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QEBHDYWMMNARSPKKINUEIKDOW}

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	2026-07-04T16:46:05.263426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec08138f16631a08c9ea521b42214375aaccab3d290184d883c1b8707bf4c709

Aliases

arxiv: cond-mat/0404309 · arxiv_version: cond-mat/0404309v1 · doi: 10.48550/arxiv.cond-mat/0404309 · pith_short_12: 5QEBHDYWMMNA · pith_short_16: 5QEBHDYWMMNARSPK · pith_short_8: 5QEBHDYW

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/5QEBHDYWMMNARSPKKINUEIKDOW \
  | 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: ec08138f16631a08c9ea521b42214375aaccab3d290184d883c1b8707bf4c709

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23af56b6efa75e854b4b117121239b448c818bbc9e433cb5d83297d55341cb17",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2004-04-14T00:26:04Z",
    "title_canon_sha256": "bcd00cee530a017909fd22b29e359b0e5b3d2f30a7cff5dd3ee53248cd0f7245"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0404309",
    "kind": "arxiv",
    "version": 1
  }
}