Pith Number

pith:6LOU2XRV

pith:2022:6LOU2XRVRTBPDPXSZ3KFTFTFOS

not attested not anchored not stored refs pending

PeF: Poisson's Equation Based Large-Scale Fixed-Outline Floorplanning

Fuxing Huang, Keyu Peng, Wenxing Zhu, Ximeng Li

arxiv:2210.03293 v1 · 2022-10-07 · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6LOU2XRVRTBPDPXSZ3KFTFTFOS}

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	2026-07-05T05:04:18.418031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2dd4d5e358cc2f1bef2ced45996657490c91568622d0b687b73737788218405

Aliases

arxiv: 2210.03293 · arxiv_version: 2210.03293v1 · doi: 10.48550/arxiv.2210.03293 · pith_short_12: 6LOU2XRVRTBP · pith_short_16: 6LOU2XRVRTBPDPXS · pith_short_8: 6LOU2XRV

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/6LOU2XRVRTBPDPXSZ3KFTFTFOS \
  | 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: f2dd4d5e358cc2f1bef2ced45996657490c91568622d0b687b73737788218405

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b0769472f92f0c6690b625b1419f40a2bc7bf1c34c6a8fa1279dc1a333f2ca0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2022-10-07T02:52:08Z",
    "title_canon_sha256": "ebd658a7f38c2a8ebe2c71055910f29de5dbff3809468f4b727f150a86c9fdac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.03293",
    "kind": "arxiv",
    "version": 1
  }
}