Pith Number

pith:DDUZ7OKV

pith:2013:DDUZ7OKV27QOICVOYHNREXKLXO

not attested not anchored not stored refs pending

Jamming graphs: A local approach to global mechanical rigidity

J. M. Schwarz, Jorge H. Lopez, L. Cao

arxiv:1306.4639 v1 · 2013-06-19 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDUZ7OKV27QOICVOYHNREXKLXO}

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	2026-05-18T01:49:14.715063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18e99fb955d7e0e40aaec1db125d4bbb825d9d2ff61b8d8cd6ccbad393f2dd6c

Aliases

arxiv: 1306.4639 · arxiv_version: 1306.4639v1 · doi: 10.48550/arxiv.1306.4639 · pith_short_12: DDUZ7OKV27QO · pith_short_16: DDUZ7OKV27QOICVO · pith_short_8: DDUZ7OKV

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/DDUZ7OKV27QOICVOYHNREXKLXO \
  | 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: 18e99fb955d7e0e40aaec1db125d4bbb825d9d2ff61b8d8cd6ccbad393f2dd6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90bf7cdecbd1e6e52bc8b39edecbe06d802e3ad67253c2166bccf3d3fcb806f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2013-06-19T18:21:26Z",
    "title_canon_sha256": "f0fb5d0ba66d3d9c5efc2b71f52e20d819c0c71366e9779c181867b3a3731f6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4639",
    "kind": "arxiv",
    "version": 1
  }
}