Pith Number

pith:LONYWKVC

pith:2021:LONYWKVCK62TIFJM45EWXACUJP

not attested not anchored not stored refs pending

Optimization of graded filleted lattice structures subject to yield and buckling constraints

Lei Zhu, Liao Sun, Nan Li, Xiaoyang Wang

arxiv:2103.03372 v1 · 2021-03-04 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LONYWKVCK62TIFJM45EWXACUJP}

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	2026-07-05T02:20:34.368425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b9b8b2aa257b534152ce7496b80544beb1321fdaae46c36f8047f2bf161ccd3

Aliases

arxiv: 2103.03372 · arxiv_version: 2103.03372v1 · doi: 10.48550/arxiv.2103.03372 · pith_short_12: LONYWKVCK62T · pith_short_16: LONYWKVCK62TIFJM · pith_short_8: LONYWKVC

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/LONYWKVCK62TIFJM45EWXACUJP \
  | 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: 5b9b8b2aa257b534152ce7496b80544beb1321fdaae46c36f8047f2bf161ccd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b380aa206b605784680b8bcf02bdccef7f7321652c3b5cbada8f48cd93cd753",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2021-03-04T22:51:43Z",
    "title_canon_sha256": "cfb88ed47df10e3588ec5b679d3e631e1fbe6ea11091e6afb935f13bb6f5fa42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.03372",
    "kind": "arxiv",
    "version": 1
  }
}