Pith Number

pith:LP3SISK6

pith:2022:LP3SISK62QPC2RXBIPOLFJ6KTQ

not attested not anchored not stored refs pending

Architecting materials for extremal stiffness, yield and buckling strength

Fengwen Wang, Ole Sigmund

arxiv:2210.00003 v2 · 2022-09-29 · cs.CE · cs.NA · math.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LP3SISK62QPC2RXBIPOLFJ6KTQ}

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	2026-07-05T06:00:57.042262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bf724495ed41e2d46e143dcb2a7ca9c389bf96f32984b1ed78839cddc491ac6

Aliases

arxiv: 2210.00003 · arxiv_version: 2210.00003v2 · doi: 10.48550/arxiv.2210.00003 · pith_short_12: LP3SISK62QPC · pith_short_16: LP3SISK62QPC2RXB · pith_short_8: LP3SISK6

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/LP3SISK62QPC2RXBIPOLFJ6KTQ \
  | 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: 5bf724495ed41e2d46e143dcb2a7ca9c389bf96f32984b1ed78839cddc491ac6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5e9a91219670367f8d181f22a9bfc1c17ce83c070d9c25a36fd54cb42006fcb",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2022-09-29T07:42:38Z",
    "title_canon_sha256": "89c4c69f0f81e665462041d8dd24c6c85d50eba73a9878ba9be80882edce4351"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.00003",
    "kind": "arxiv",
    "version": 2
  }
}