Pith Number

pith:XPVCYJTT

pith:2018:XPVCYJTTJXTQZSLURVD3R5QFY2

not attested not anchored not stored refs pending

An efficient Moving Morphable Component (MMC)-based approach for multi-resolution topology optimization

Chang Liu, Dingding Li, Weisheng Zhang, Xu Guo, Yichao Zhu, Zhi Sun, Zongliang Du

arxiv:1805.02008 v2 · 2018-05-05 · cs.CE · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPVCYJTTJXTQZSLURVD3R5QFY2}

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	2026-05-17T23:58:52.805518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbea2c26734de70cc9748d47b8f605c68617b6552c778c130d5d1f2b687dcd0f

Aliases

arxiv: 1805.02008 · arxiv_version: 1805.02008v2 · doi: 10.48550/arxiv.1805.02008 · pith_short_12: XPVCYJTTJXTQ · pith_short_16: XPVCYJTTJXTQZSLU · pith_short_8: XPVCYJTT

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/XPVCYJTTJXTQZSLURVD3R5QFY2 \
  | 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: bbea2c26734de70cc9748d47b8f605c68617b6552c778c130d5d1f2b687dcd0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1867dd77faacb2424d15a2dce05919fcf7ca13d228a33c66363adbb06a09251a",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2018-05-05T05:38:53Z",
    "title_canon_sha256": "c59d8686a7feeddc4d6f687ea16371ff7332f3eff2c5617c92148639cfe9ee6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02008",
    "kind": "arxiv",
    "version": 2
  }
}