Pith Number

pith:BR76II7E

pith:2006:BR76II7E4MRFWQMAQTQ63RYOZJ

not attested not anchored not stored refs pending

Fracture resistance via topology optimisation

A. H. Wilkins (UQ, A. P. Roberts, Australia), V. J. Challis

arxiv:cond-mat/0608260 v1 · 2006-08-11 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BR76II7E4MRFWQMAQTQ63RYOZJ}

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	2026-07-04T14:55:52.908370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c7fe423e4e3225b418084e1edc70eca767c3dfee0492e1aac2d4cef92ff278e

Aliases

arxiv: cond-mat/0608260 · arxiv_version: cond-mat/0608260v1 · doi: 10.48550/arxiv.cond-mat/0608260 · pith_short_12: BR76II7E4MRF · pith_short_16: BR76II7E4MRFWQMA · pith_short_8: BR76II7E

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/BR76II7E4MRFWQMAQTQ63RYOZJ \
  | 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: 0c7fe423e4e3225b418084e1edc70eca767c3dfee0492e1aac2d4cef92ff278e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d142a003de6dffac451e6f1705bf51abfb90cca11176ad4d8af8fa1df813ce05",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2006-08-11T06:01:18Z",
    "title_canon_sha256": "1b1478ffbf5b657943f13c4bca4fd8cff9636473be5764117e7425fa21d05a00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0608260",
    "kind": "arxiv",
    "version": 1
  }
}