Pith Number

pith:DMTDWZ7B

pith:2014:DMTDWZ7BPEV5RVUGFPW65M57EY

not attested not anchored not stored refs pending

Topology optimization based on moving deformable components: A new computational framework

Weisheng Zhang, Wenliang Zhong, Xu Guo

arxiv:1404.4820 v1 · 2014-04-17 · cs.CE · physics.comp-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{DMTDWZ7BPEV5RVUGFPW65M57EY}

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	2026-05-18T01:41:58.152407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b263b67e1792bd8d6862bedeeb3bf261191a5cdb564cefeab54da24d5218a35

Aliases

arxiv: 1404.4820 · arxiv_version: 1404.4820v1 · doi: 10.48550/arxiv.1404.4820 · pith_short_12: DMTDWZ7BPEV5 · pith_short_16: DMTDWZ7BPEV5RVUG · pith_short_8: DMTDWZ7B

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/DMTDWZ7BPEV5RVUGFPW65M57EY \
  | 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: 1b263b67e1792bd8d6862bedeeb3bf261191a5cdb564cefeab54da24d5218a35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac230cfd07c081627f89ed73bbf4b03d89373516d1b04f74fdc3a64681f4600c",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2014-04-17T14:19:19Z",
    "title_canon_sha256": "fcd43b978bedbca69e44155f46f11be3d432f4830e5618df5d9112f459341f9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4820",
    "kind": "arxiv",
    "version": 1
  }
}