Pith Number

pith:2OKMIWOU

pith:2018:2OKMIWOUDH5Q2CMZ25US5OQNMJ

not attested not anchored not stored refs pending

A Vector-Based Representation of the Chemical Bond for the Substituted Torsion of Biphenyl

Jiahui Li, Samantha Jenkins, Steven R. Kirk, Tianlv Xu, Weijie Huang

arxiv:1804.01892 v1 · 2018-04-04 · physics.chem-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{2OKMIWOUDH5Q2CMZ25US5OQNMJ}

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	2026-05-18T00:15:14.817913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d394c459d419fb0d0999d7692eba0d626adff914566c1f961c22a1ea71ac7e03

Aliases

arxiv: 1804.01892 · arxiv_version: 1804.01892v1 · doi: 10.48550/arxiv.1804.01892 · pith_short_12: 2OKMIWOUDH5Q · pith_short_16: 2OKMIWOUDH5Q2CMZ · pith_short_8: 2OKMIWOU

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/2OKMIWOUDH5Q2CMZ25US5OQNMJ \
  | 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: d394c459d419fb0d0999d7692eba0d626adff914566c1f961c22a1ea71ac7e03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de4cc2cfe214c7e7ddbf20392d3459d3cd0353bfab67c85da01a4f555df73584",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-04-04T09:55:55Z",
    "title_canon_sha256": "c3201bb33f035c5528beb089ccce4c572b6799583155a12355d0dc2f325defb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01892",
    "kind": "arxiv",
    "version": 1
  }
}