Pith Number

pith:OWJVG5EV

pith:2009:OWJVG5EVANEBUDEVHANXVAFOCS

not attested not anchored not stored refs pending

Conoscopic patterns in photonic band gap of cholesteric liquid crystal cells with twist defects

Alexei D. Kiselev, Roman I. Egorov

arxiv:0908.4032 v1 · 2009-08-27 · physics.optics · physics.class-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{OWJVG5EVANEBUDEVHANXVAFOCS}

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	2026-05-18T02:12:22.098163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

759353749503481a0c95381b7a80ae1498893d1461b5eb9c2b031818230d096d

Aliases

arxiv: 0908.4032 · arxiv_version: 0908.4032v1 · doi: 10.48550/arxiv.0908.4032 · pith_short_12: OWJVG5EVANEB · pith_short_16: OWJVG5EVANEBUDEV · pith_short_8: OWJVG5EV

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/OWJVG5EVANEBUDEVHANXVAFOCS \
  | 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: 759353749503481a0c95381b7a80ae1498893d1461b5eb9c2b031818230d096d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3516ef80772afefaff5f837b6f9f2930718e55c6e18e5917eaffa859fe690266",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-08-27T15:13:10Z",
    "title_canon_sha256": "0958e70ed2333b71346ac1a0673737c01a7868f8d4facb3117088758552a7e7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4032",
    "kind": "arxiv",
    "version": 1
  }
}