Pith Number

pith:3J4PLMO5

pith:2011:3J4PLMO5QEM7XQYBJ2VWWB3ACM

not attested not anchored not stored refs pending

Rise or sink: spherical intruder in density frequency dependence static granular fluid

Freddy P. Zen, Seramika Ari Wahjoedi, Sparisoma Viridi, Suparno Satira

arxiv:1106.5285 v2 · 2011-06-27 · 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{3J4PLMO5QEM7XQYBJ2VWWB3ACM}

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	2026-05-18T04:18:52.827424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da78f5b1dd8119fbc3014eab6b0760133ad5202c0b79198b2df1b1378893a6d7

Aliases

arxiv: 1106.5285 · arxiv_version: 1106.5285v2 · doi: 10.48550/arxiv.1106.5285 · pith_short_12: 3J4PLMO5QEM7 · pith_short_16: 3J4PLMO5QEM7XQYB · pith_short_8: 3J4PLMO5

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/3J4PLMO5QEM7XQYBJ2VWWB3ACM \
  | 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: da78f5b1dd8119fbc3014eab6b0760133ad5202c0b79198b2df1b1378893a6d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03a62678b6867fec8d59c8cee5e980c23ec14e8a6087ac163e7c6435166d1859",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2011-06-27T00:57:07Z",
    "title_canon_sha256": "39795b5fc5684f0e811fe3cc46de46059b74a96204250495893dbdc219cd89a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.5285",
    "kind": "arxiv",
    "version": 2
  }
}