Pith Number

pith:6QG5M77I

pith:2011:6QG5M77IKEIOJ57DAVFDUTW7GQ

not attested not anchored not stored refs pending

Soft repulsive mixtures under gravity: brazil-nut effect, depletion bubbles, boundary layering, nonequilibrium shaking

Hartmut L\"owen, Ren\'e Messina, Tim Neuhaus, Tobias Kruppa

arxiv:1112.6134 v1 · 2011-12-28 · 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{6QG5M77IKEIOJ57DAVFDUTW7GQ}

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	2026-05-18T01:59:00.065371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f40dd67fe85110e4f7e3054a3a4edf341aaafc5ef7e132e9b9153e722ab7287a

Aliases

arxiv: 1112.6134 · arxiv_version: 1112.6134v1 · doi: 10.48550/arxiv.1112.6134 · pith_short_12: 6QG5M77IKEIO · pith_short_16: 6QG5M77IKEIOJ57D · pith_short_8: 6QG5M77I

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/6QG5M77IKEIOJ57DAVFDUTW7GQ \
  | 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: f40dd67fe85110e4f7e3054a3a4edf341aaafc5ef7e132e9b9153e722ab7287a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91dce7dce1c344035a147aa27fa99b34ef34c40e321ce15ec3f5ea8870f079ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2011-12-28T15:22:30Z",
    "title_canon_sha256": "76c590c463289d966add0c17046df74c97777f727e0dd77d4f76a94de6909f83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.6134",
    "kind": "arxiv",
    "version": 1
  }
}