Pith Number

pith:OIKPVHL3

pith:2009:OIKPVHL3GJPE3AOLTK4TB26FDU

not attested not anchored not stored refs pending

Generalized van der Waals theory for the twist elastic modulus and helical pitch of cholesterics

G. Jackson, H. H. Wensink

arxiv:0905.4172 v1 · 2009-05-26 · cond-mat.soft · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OIKPVHL3GJPE3AOLTK4TB26FDU}

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	2026-05-18T02:13:37.509453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7214fa9d7b325e4d81cb9ab930ebc51d3492c7c921572f19075cd11891b77947

Aliases

arxiv: 0905.4172 · arxiv_version: 0905.4172v1 · doi: 10.48550/arxiv.0905.4172 · pith_short_12: OIKPVHL3GJPE · pith_short_16: OIKPVHL3GJPE3AOL · pith_short_8: OIKPVHL3

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/OIKPVHL3GJPE3AOLTK4TB26FDU \
  | 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: 7214fa9d7b325e4d81cb9ab930ebc51d3492c7c921572f19075cd11891b77947

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f844f1dafff6ba00fa3795fc33100cfec8aad2a9d64715f8e5d7757ca46b854",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2009-05-26T11:34:55Z",
    "title_canon_sha256": "f1e67c01c22e78bb416e0d6043f80be7a8686075d3b90ade22463f5656061e2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4172",
    "kind": "arxiv",
    "version": 1
  }
}