Pith Number

pith:6MSW2HFE

pith:2008:6MSW2HFEMBE4SN3B3CMIAEBFH2

not attested not anchored not stored refs pending

Jamming I: A volume function for jammed matter

Chaoming Song, Hernan A. Makse, Ping Wang, Yuliang Jin

arxiv:0808.2186 v2 · 2008-08-15 · cond-mat.soft · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6MSW2HFEMBE4SN3B3CMIAEBFH2}

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	2026-05-18T04:35:47.941896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3256d1ca46049c93761d8988010253eb2706eb7a5a923efb6d968210dc8cc52

Aliases

arxiv: 0808.2186 · arxiv_version: 0808.2186v2 · doi: 10.48550/arxiv.0808.2186 · pith_short_12: 6MSW2HFEMBE4 · pith_short_16: 6MSW2HFEMBE4SN3B · pith_short_8: 6MSW2HFE

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/6MSW2HFEMBE4SN3B3CMIAEBFH2 \
  | 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: f3256d1ca46049c93761d8988010253eb2706eb7a5a923efb6d968210dc8cc52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af74f9d0fea3e3b41bbe25a3b5dd6cb1638b4be7e22444977999fcf2502c1944",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2008-08-15T19:21:42Z",
    "title_canon_sha256": "764d1fed63c880db8d785fa6201bc070faa1d0cf40871e18a3ddf9156b66507d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.2186",
    "kind": "arxiv",
    "version": 2
  }
}