Pith Number

pith:L7SATQDV

pith:2012:L7SATQDV22S5ZPEMKKCIRCWWP5

not attested not anchored not stored refs pending

Effect of confinement on dense packings of rigid frictionless spheres and polyhedra

IPR), Jean-Fran\c{c}ois Camenen (IFSTTAR/MAT), Patrick Richard (IFSTTAR/MAT, Yannick Descantes (IFSTTAR/MAT)

arxiv:1212.1998 v1 · 2012-12-10 · cond-mat.soft · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7SATQDV22S5ZPEMKKCIRCWWP5}

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	2026-05-18T01:52:46.048024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fe409c075d6a5dcbc8c5284888ad67f76d1fb5cd29316f90a383a3c79d70092

Aliases

arxiv: 1212.1998 · arxiv_version: 1212.1998v1 · doi: 10.48550/arxiv.1212.1998 · pith_short_12: L7SATQDV22S5 · pith_short_16: L7SATQDV22S5ZPEM · pith_short_8: L7SATQDV

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/L7SATQDV22S5ZPEMKKCIRCWWP5 \
  | 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: 5fe409c075d6a5dcbc8c5284888ad67f76d1fb5cd29316f90a383a3c79d70092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3de0e514aee9ba91c95f2f0385de6ac2f0301826ad176f4b92a0093937120be7",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2012-12-10T09:02:28Z",
    "title_canon_sha256": "ddd9711997fc03fac5783296d3145c914b3c5fa366f994b979e3f91ebefd8bf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1998",
    "kind": "arxiv",
    "version": 1
  }
}