Pith Number

pith:W3NNZSAL

pith:2011:W3NNZSALZO3EQBXY5SPUC2QJ7F

not attested not anchored not stored refs pending

On the complexity/criticality of Jamming during the discharge of granular matter from a silo

P. Evesque

arxiv:1111.6441 v1 · 2011-11-28 · physics.flu-dyn · 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{W3NNZSALZO3EQBXY5SPUC2QJ7F}

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	2026-05-18T04:07:29.996188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6dadcc80bcbb64806f8ec9f416a09f95d84d2440514df6ec04635581fef8448

Aliases

arxiv: 1111.6441 · arxiv_version: 1111.6441v1 · doi: 10.48550/arxiv.1111.6441 · pith_short_12: W3NNZSALZO3E · pith_short_16: W3NNZSALZO3EQBXY · pith_short_8: W3NNZSAL

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/W3NNZSALZO3EQBXY5SPUC2QJ7F \
  | 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: b6dadcc80bcbb64806f8ec9f416a09f95d84d2440514df6ec04635581fef8448

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bea8de8e9eb7461c0355ffecbeb2e16421d44fd2e9aa17a6a9c93f6785b4bc5",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2011-11-28T13:40:14Z",
    "title_canon_sha256": "482383136288d0e30728367b16b4a88f0e06e3fa664951de618c70ab4a5c502c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6441",
    "kind": "arxiv",
    "version": 1
  }
}