Pith Number

pith:PE5F4XNA

pith:2025:PE5F4XNAVKI7KRM2D4ASWSW75M

not attested not anchored not stored refs pending

The need for statistical physics in Africa: perspective and an illustration in drug delivery problems

Daniel M. Shadrack, \'Edgar Rold\'an, Hulda S. Swai, Isaac Onoka, Mtabazi G. Sahini, Said A.H. Vuai

arxiv:2504.17452 v1 · 2025-04-24 · cond-mat.stat-mech · physics.bio-ph · physics.chem-ph · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PE5F4XNAVKI7KRM2D4ASWSW75M}

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	2026-07-05T10:53:29.124725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

793a5e5da0aa91f5459a1f012b4adfeb2defce220ca277393483283053965829

Aliases

arxiv: 2504.17452 · arxiv_version: 2504.17452v1 · doi: 10.48550/arxiv.2504.17452 · pith_short_12: PE5F4XNAVKI7 · pith_short_16: PE5F4XNAVKI7KRM2 · pith_short_8: PE5F4XNA

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/PE5F4XNAVKI7KRM2D4ASWSW75M \
  | 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: 793a5e5da0aa91f5459a1f012b4adfeb2defce220ca277393483283053965829

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05c59ea1f27a2e058cb557376480460da3f0d9c19d21baef82f95b25300c5fde",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "physics.chem-ph",
      "physics.soc-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2025-04-24T11:34:58Z",
    "title_canon_sha256": "09ace95f750c793fc7f8b888acb0dbd6dbfda78aed5a3f51ad288a897b92aba9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17452",
    "kind": "arxiv",
    "version": 1
  }
}