Pith Number

pith:JD2YB7HO

pith:2022:JD2YB7HOK5ILXUVX3T7BTWXQGK

not attested not anchored not stored refs pending

Variational design for a structural family of CAD models

Qiang Zou, Qiqiang Zheng, Shuming Gao, Zhihong Tang

arxiv:2201.02926 v1 · 2022-01-09 · stat.ME · cs.GR · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JD2YB7HOK5ILXUVX3T7BTWXQGK}

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	2026-07-05T03:47:04.298911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48f580fcee5750bbd2b7dcfe19daf032ae09578a862c328f02d6b8f6d30eabde

Aliases

arxiv: 2201.02926 · arxiv_version: 2201.02926v1 · doi: 10.48550/arxiv.2201.02926 · pith_short_12: JD2YB7HOK5IL · pith_short_16: JD2YB7HOK5ILXUVX · pith_short_8: JD2YB7HO

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/JD2YB7HOK5ILXUVX3T7BTWXQGK \
  | 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: 48f580fcee5750bbd2b7dcfe19daf032ae09578a862c328f02d6b8f6d30eabde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f62819a4ca5b4fc02f9e3948881caeee8d38dad5687b9f294c1c5926788b9b5",
    "cross_cats_sorted": [
      "cs.GR",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2022-01-09T04:49:51Z",
    "title_canon_sha256": "18e96cf349b233add5407f74a15b5bfbc50f185cd4b31a5edfa9b6bbeed185ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.02926",
    "kind": "arxiv",
    "version": 1
  }
}