Pith Number

pith:ASUDQFF4

pith:2026:ASUDQFF4N6Z5EUHUKGCIVORJFJ

not attested not anchored not stored refs pending

BrepForge: Factorized B-rep Synthesis via Wireframe Composition and Boundary-Conditioned Surface Instantiation

Falai Chen, Jing Li, Yihang Fu

arxiv:2605.19411 v1 · 2026-05-19 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ASUDQFF4N6Z5EUHUKGCIVORJFJ}

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	2026-05-20T01:05:44.258849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04a83814bc6fb3d250f451848aba292a735b247abd8be3222dbfb3e436b74fbd

Aliases

arxiv: 2605.19411 · arxiv_version: 2605.19411v1 · doi: 10.48550/arxiv.2605.19411 · pith_short_12: ASUDQFF4N6Z5 · pith_short_16: ASUDQFF4N6Z5EUHU · pith_short_8: ASUDQFF4

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/ASUDQFF4N6Z5EUHUKGCIVORJFJ \
  | 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: 04a83814bc6fb3d250f451848aba292a735b247abd8be3222dbfb3e436b74fbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5eea3c952aada1038fafcefb8b2d1e00435d4a7dd0a6d90962b51f507df8303",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2026-05-19T06:04:26Z",
    "title_canon_sha256": "60c2ef17f1f05d66c8cc3eb5bacd853cc29bbbc4a7ae0b74916e023e49ad31f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19411",
    "kind": "arxiv",
    "version": 1
  }
}