Pith Number

pith:KWDSUYS3

pith:2019:KWDSUYS3QMCQ6GMSM77OC7BC5Q

not attested not anchored not stored refs pending

The use of the fractal Brouers-Sotolongo formalism to analyze the kinetics of drug release

F. Brouers, Tariq J. Al-Musawib

arxiv:1907.01540 v1 · 2019-07-02 · physics.med-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KWDSUYS3QMCQ6GMSM77OC7BC5Q}

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	2026-05-17T23:41:40.090476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55872a625b83050f199267fee17c22ec0c84f0a3c1ddd533133ad5a4db6ecb66

Aliases

arxiv: 1907.01540 · arxiv_version: 1907.01540v1 · doi: 10.48550/arxiv.1907.01540 · pith_short_12: KWDSUYS3QMCQ · pith_short_16: KWDSUYS3QMCQ6GMS · pith_short_8: KWDSUYS3

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/KWDSUYS3QMCQ6GMSM77OC7BC5Q \
  | 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: 55872a625b83050f199267fee17c22ec0c84f0a3c1ddd533133ad5a4db6ecb66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "594c9090d784c7bd74d9240d4310abcf15a6892233b55da87a6a3fae74bf9047",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-07-02T17:49:20Z",
    "title_canon_sha256": "065b1b21d0589fb88211e067d4001ab18dcf206cbe246ed69d59292bf50e19e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01540",
    "kind": "arxiv",
    "version": 1
  }
}