Pith Number

pith:ITP7EPQX

pith:2008:ITP7EPQXQP44B4Q5AJWDCNHJRL

not attested not anchored not stored refs pending

Jamming in Systems Composed of Frictionless Ellipse-Shaped Particles

Bulbul Chakraborty, Carl F. Schreck, Corey S. O'Hern, Mitch Mailman

arxiv:0812.1234 v2 · 2008-12-05 · 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{ITP7EPQXQP44B4Q5AJWDCNHJRL}

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	2026-05-18T02:15:11.610337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44dff23e1783f9c0f21d026c3134e98ac8ce869c0ac91d3cb0d56f093f9167e2

Aliases

arxiv: 0812.1234 · arxiv_version: 0812.1234v2 · doi: 10.48550/arxiv.0812.1234 · pith_short_12: ITP7EPQXQP44 · pith_short_16: ITP7EPQXQP44B4Q5 · pith_short_8: ITP7EPQX

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/ITP7EPQXQP44B4Q5AJWDCNHJRL \
  | 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: 44dff23e1783f9c0f21d026c3134e98ac8ce869c0ac91d3cb0d56f093f9167e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b7fbd82f1c7b39782b3ede34f60ebeb68031cc5758cc2b90b59dbcd4ebdb5e5",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2008-12-05T21:37:07Z",
    "title_canon_sha256": "697c5e9b217014fef649042d0607e69dd6d3446c5b0a2db8ca33839fcc1237cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1234",
    "kind": "arxiv",
    "version": 2
  }
}