Pith Number

pith:FFTD4B7Y

pith:2011:FFTD4B7YBJ3VEQRNEXJBDQQRFC

not attested not anchored not stored refs pending

Incompressibility of polydisperse random close packed colloidal particles

Eric R. Weeks, Rei Kurita

arxiv:1107.1765 v1 · 2011-07-09 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFTD4B7YBJ3VEQRNEXJBDQQRFC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:06:54.816509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29663e07f80a7752422d25d211c2112893ac68bcce2bf77fcabbb026dd3bc054

Aliases

arxiv: 1107.1765 · arxiv_version: 1107.1765v1 · doi: 10.48550/arxiv.1107.1765 · pith_short_12: FFTD4B7YBJ3V · pith_short_16: FFTD4B7YBJ3VEQRN · pith_short_8: FFTD4B7Y

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/FFTD4B7YBJ3VEQRNEXJBDQQRFC \
  | 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: 29663e07f80a7752422d25d211c2112893ac68bcce2bf77fcabbb026dd3bc054

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f1d6a0f9cebcc5938e1f577dca2162216e8f3396715d02713554aedd97e356c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2011-07-09T07:23:25Z",
    "title_canon_sha256": "58c5307f148a235149972cb4f84b68ef1679dc2ca561c29b150771f8ea2e4ef7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1765",
    "kind": "arxiv",
    "version": 1
  }
}