Pith Number

pith:4AJVYTY6

pith:2012:4AJVYTY64DFM5SIOYMU72AKJJC

not attested not anchored not stored refs pending

Experimental velocity fields and forces for a cylinder penetrating into a granular medium

A. Seguin, F. Martinez, J. Crassous, P. Gondret, Y. Bertho

arxiv:1212.5781 v2 · 2012-12-23 · cond-mat.soft · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AJVYTY64DFM5SIOYMU72AKJJC}

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	2026-05-18T03:36:47.645459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0135c4f1ee0cacec90ec329fd014948ba2b9d4c8067d64a9aa2726026101ca9

Aliases

arxiv: 1212.5781 · arxiv_version: 1212.5781v2 · doi: 10.48550/arxiv.1212.5781 · pith_short_12: 4AJVYTY64DFM · pith_short_16: 4AJVYTY64DFM5SIO · pith_short_8: 4AJVYTY6

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/4AJVYTY64DFM5SIOYMU72AKJJC \
  | 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: e0135c4f1ee0cacec90ec329fd014948ba2b9d4c8067d64a9aa2726026101ca9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a82db2b21cf699cf6e25f8bd9db104637c55e65137f8bd205fa66aff22a2d79",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2012-12-23T10:13:43Z",
    "title_canon_sha256": "10b6228c255f6c6d3cce91e5d47f39f54165817f4cffa3eaca674eba5548844d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5781",
    "kind": "arxiv",
    "version": 2
  }
}