Pith Number

pith:J7NJMR5R

pith:2001:J7NJMR5RWRPVH7TF4DKJCIVMTG

not attested not anchored not stored refs pending

Casimir Torques between Anisotropic Boundaries in Nematic Liquid Crystals

A. Ajdari, J.-B. Fournier, R. Golestanian

arxiv:cond-mat/0102099 v1 · 2001-02-06 · 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{J7NJMR5RWRPVH7TF4DKJCIVMTG}

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	2026-05-18T01:07:03.482489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fda9647b1b45f53fe65e0d49122ac99add515fb51234cea46392720857d595c

Aliases

arxiv: cond-mat/0102099 · arxiv_version: cond-mat/0102099v1 · doi: 10.48550/arxiv.cond-mat/0102099 · pith_short_12: J7NJMR5RWRPV · pith_short_16: J7NJMR5RWRPVH7TF · pith_short_8: J7NJMR5R

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/J7NJMR5RWRPVH7TF4DKJCIVMTG \
  | 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: 4fda9647b1b45f53fe65e0d49122ac99add515fb51234cea46392720857d595c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bebb7e8d7b026619d2b42b5142579b241819fbfd6fb5d088d23bd9c9bec94867",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2001-02-06T09:06:21Z",
    "title_canon_sha256": "182f297602bf4d532a68e0f099d58611244d93d64c907b866c167a7eeeae4d35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0102099",
    "kind": "arxiv",
    "version": 1
  }
}