Pith Number

pith:IWHO64XF

pith:2013:IWHO64XF7FSSNEHMF4WRQF4PRY

not attested not anchored not stored refs pending

Dynamics of rotating spirals in agitated wet granular matter

Ingo Rehberg, Kai Huang Lorenz Butzhammer

arxiv:1301.5550 v1 · 2013-01-23 · 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{IWHO64XF7FSSNEHMF4WRQF4PRY}

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	2026-05-18T03:35:39.457239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

458eef72e5f9652690ec2f2d18178f8e1f084f0c7cdb00f705ea1690f6ae7f38

Aliases

arxiv: 1301.5550 · arxiv_version: 1301.5550v1 · doi: 10.48550/arxiv.1301.5550 · pith_short_12: IWHO64XF7FSS · pith_short_16: IWHO64XF7FSSNEHM · pith_short_8: IWHO64XF

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/IWHO64XF7FSSNEHMF4WRQF4PRY \
  | 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: 458eef72e5f9652690ec2f2d18178f8e1f084f0c7cdb00f705ea1690f6ae7f38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b90cd0a2904e2cfc1a1dd0cdc26aca24d59600c7dcfed83d67bbcdc32c0bbfe2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2013-01-23T16:09:52Z",
    "title_canon_sha256": "72dca5ef49048bc6375626091869cb7af1fe492e697330f2362c813c19ebeacd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5550",
    "kind": "arxiv",
    "version": 1
  }
}