Pith Number

pith:WZ4ZBMDP

pith:2023:WZ4ZBMDPUBABODZ4WFXJ2FZ5XB

not attested not anchored not stored refs pending

The key to the enhanced performance of slab-like topologically interlocked structures with non-planar blocks

David S. Kammer, Ioannis Koureas, Mohit Pundir, Shai Feldfogel

arxiv:2308.12683 v2 · 2023-08-24 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WZ4ZBMDPUBABODZ4WFXJ2FZ5XB}

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	2026-07-05T06:55:40.174246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b67990b06fa040170f3cb16e9d173db85480fb35dd0d46e58ac43744a2497534

Aliases

arxiv: 2308.12683 · arxiv_version: 2308.12683v2 · doi: 10.48550/arxiv.2308.12683 · pith_short_12: WZ4ZBMDPUBAB · pith_short_16: WZ4ZBMDPUBABODZ4 · pith_short_8: WZ4ZBMDP

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/WZ4ZBMDPUBABODZ4WFXJ2FZ5XB \
  | 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: b67990b06fa040170f3cb16e9d173db85480fb35dd0d46e58ac43744a2497534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d78a6c7ec97599ae53a6d7a3493109d53e5e77fea6163ed33ba492dd9382f45",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-08-24T09:48:38Z",
    "title_canon_sha256": "7e5ec80d23a295ffc8c01368fdba74c3412c98166bdb9c3b7ff888a30914cbd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.12683",
    "kind": "arxiv",
    "version": 2
  }
}