Pith Number

pith:RZKD7XRG

pith:2025:RZKD7XRG2V2A3GVERC62L3IIOB

not attested not anchored not stored refs pending

Topology Optimization of Leg Structures for Construction Robots Based on Variable Density Method

Wei Feng, Weijun Wang, Xianlong Yang, Xiao Liu

arxiv:2507.16335 v1 · 2025-07-22 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RZKD7XRG2V2A3GVERC62L3IIOB}

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	2026-07-05T11:41:07.724163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e543fde26d5740d9aa488bda5ed087052de05289ec37973446006fbb45f4792

Aliases

arxiv: 2507.16335 · arxiv_version: 2507.16335v1 · doi: 10.48550/arxiv.2507.16335 · pith_short_12: RZKD7XRG2V2A · pith_short_16: RZKD7XRG2V2A3GVE · pith_short_8: RZKD7XRG

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/RZKD7XRG2V2A3GVERC62L3IIOB \
  | 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: 8e543fde26d5740d9aa488bda5ed087052de05289ec37973446006fbb45f4792

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29cc4d81243831e7ccc86f16222ed6ebeeea8ea71e03449087f830f0b4a7bdee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2025-07-22T08:19:09Z",
    "title_canon_sha256": "ec5908b9b5f62303b7c88c55b3e2fd1f572341604b83861d3f7bc47df3c8f9e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.16335",
    "kind": "arxiv",
    "version": 1
  }
}