Pith Number

pith:IOANWSYI

pith:2011:IOANWSYI5PFXBHFZ6QKEXEECK7

not attested not anchored not stored refs pending

Period tripling causes rotating spirals in agitated wet granular layers

Ingo Rehberg, Kai Huang

arxiv:1106.1841 v2 · 2011-06-09 · 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{IOANWSYI5PFXBHFZ6QKEXEECK7}

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	2026-05-18T04:02:39.575007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4380db4b08ebcb709cb9f4144b908257c405fbdaa43054435bbbc5d1783780a4

Aliases

arxiv: 1106.1841 · arxiv_version: 1106.1841v2 · doi: 10.48550/arxiv.1106.1841 · pith_short_12: IOANWSYI5PFX · pith_short_16: IOANWSYI5PFXBHFZ · pith_short_8: IOANWSYI

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/IOANWSYI5PFXBHFZ6QKEXEECK7 \
  | 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: 4380db4b08ebcb709cb9f4144b908257c405fbdaa43054435bbbc5d1783780a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ada1829bc360893d828e829cb1b1e9501bdf38237686537ba25fdcbd6554d39d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2011-06-09T15:39:59Z",
    "title_canon_sha256": "7b38d287ce123376563d80eb564d3d36ca319afd351488443ec645bd9c636bf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1841",
    "kind": "arxiv",
    "version": 2
  }
}