Pith Number

pith:NIQUHWS2

pith:2018:NIQUHWS2UN3N3CXQ4EEDSR7Q4S

not attested not anchored not stored refs pending

Gradient theory of domain walls in thin, nematic liquid crystals films

Marcel G. Clerc, Michal Kowalczyk, Panayotis Smyrnelis

arxiv:1809.01034 v1 · 2018-08-31 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NIQUHWS2UN3N3CXQ4EEDSR7Q4S}

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	2026-05-18T00:06:31.873919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a2143da5aa376dd8af0e1083947f0e48ac74ec3cb60b0a830a47c4b5fc95377

Aliases

arxiv: 1809.01034 · arxiv_version: 1809.01034v1 · doi: 10.48550/arxiv.1809.01034 · pith_short_12: NIQUHWS2UN3N · pith_short_16: NIQUHWS2UN3N3CXQ · pith_short_8: NIQUHWS2

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/NIQUHWS2UN3N3CXQ4EEDSR7Q4S \
  | 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: 6a2143da5aa376dd8af0e1083947f0e48ac74ec3cb60b0a830a47c4b5fc95377

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1360baa099957e059d4ab30e3e2ba4c2410b51fdfe2134ae3e3345278c23af4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-31T13:45:41Z",
    "title_canon_sha256": "48a4e6b6ee99115604361b554ef477f72ce3d2f17f2e0a67ab2c8fa944ed7d84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01034",
    "kind": "arxiv",
    "version": 1
  }
}