Pith Number

pith:QGEJYBMQ

pith:2025:QGEJYBMQKJBOPUPW4MU2G3TS6R

not attested not anchored not stored refs pending

BRepFormer: Transformer-Based B-rep Geometric Feature Recognition

Hao Guo, Hongping Gan, Ling Yang, Xiaoshui Huang, Yilei Shi, Yongkang Dai, Yunpeng Bai

arxiv:2504.07378 v3 · 2025-04-10 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGEJYBMQKJBOPUPW4MU2G3TS6R}

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	2026-07-05T11:27:29.053751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81889c05905242e7d1f6e329a36e72f46be9cae311d3b150b95c1b27520ed9ee

Aliases

arxiv: 2504.07378 · arxiv_version: 2504.07378v3 · doi: 10.48550/arxiv.2504.07378 · pith_short_12: QGEJYBMQKJBO · pith_short_16: QGEJYBMQKJBOPUPW · pith_short_8: QGEJYBMQ

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/QGEJYBMQKJBOPUPW4MU2G3TS6R \
  | 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: 81889c05905242e7d1f6e329a36e72f46be9cae311d3b150b95c1b27520ed9ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0492c58bf79f927ac1db318546fa08c31aa08af64f1a24993973d6c1ceb0c888",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-10T01:36:06Z",
    "title_canon_sha256": "99bac3b96cff0e22c946bd70e0a6f43eb36e92e294265cc61d78c7b4ccc1d6e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.07378",
    "kind": "arxiv",
    "version": 3
  }
}