Pith Number

pith:LC7WAZ4Q

pith:2008:LC7WAZ4Q7GIAKB4BOZ4BKSFNEE

not attested not anchored not stored refs pending

Extent of force indeterminacy in packings of frictional rigid disks

Janos Kertesz, M. Reza Shaebani, Tamas Unger

arxiv:0807.0097 v2 · 2008-07-01 · cond-mat.soft · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LC7WAZ4Q7GIAKB4BOZ4BKSFNEE}

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	2026-05-18T04:24:04.826335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58bf606790f99005078176781548ad2120a4f514bd7a1b7a54bf1291517074c2

Aliases

arxiv: 0807.0097 · arxiv_version: 0807.0097v2 · doi: 10.48550/arxiv.0807.0097 · pith_short_12: LC7WAZ4Q7GIA · pith_short_16: LC7WAZ4Q7GIAKB4B · pith_short_8: LC7WAZ4Q

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/LC7WAZ4Q7GIAKB4BOZ4BKSFNEE \
  | 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: 58bf606790f99005078176781548ad2120a4f514bd7a1b7a54bf1291517074c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26ad95a04a3f9ee0c6a70fc11f30f12c0c570babfb820ce56c81cdc692dbd7de",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2008-07-01T10:02:56Z",
    "title_canon_sha256": "96322b90ec0dffecf2719f7edaa6dd33f3e9176548afe275dcbbe70d3e838aad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.0097",
    "kind": "arxiv",
    "version": 2
  }
}