Pith Number

pith:BVDJJ3OK

pith:2025:BVDJJ3OK3TKEPOGXUDHYGDU44X

not attested not anchored not stored refs pending

Can any model be fabricated? Inverse operation based planning for hybrid additive-subtractive manufacturing

Charlie C.L. Wang, Kun Qian, Tao Liu, Tianyu Zhang, Weiming Wang, Yongxue Chen, Yuming Huang, Zikang Shi

arxiv:2509.10599 v1 · 2025-09-12 · 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{BVDJJ3OK3TKEPOGXUDHYGDU44X}

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	2026-07-05T12:11:24.057756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d4694edcadcd447b8d7a0cf830e9ce5d69c3da71732db50e483aa641fbad33a

Aliases

arxiv: 2509.10599 · arxiv_version: 2509.10599v1 · doi: 10.48550/arxiv.2509.10599 · pith_short_12: BVDJJ3OK3TKE · pith_short_16: BVDJJ3OK3TKEPOGX · pith_short_8: BVDJJ3OK

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/BVDJJ3OK3TKEPOGXUDHYGDU44X \
  | 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: 0d4694edcadcd447b8d7a0cf830e9ce5d69c3da71732db50e483aa641fbad33a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2405927eaf9f1110d2899f1307c549cbc6f4abaeed089985e878362ff771b63",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2025-09-12T17:31:41Z",
    "title_canon_sha256": "877820ecb2b406200a4403916c0d1c3ac5eb31c4ef3bfebd8d7806c4fac4da2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.10599",
    "kind": "arxiv",
    "version": 1
  }
}