Pith Number

pith:FZQ3SUYL

pith:2019:FZQ3SUYLQKGHGF6M5CMN32FYJU

not attested not anchored not stored refs pending

A pharmacokinetic model of lead absorption and calcium competitive dynamics

Anca Radulescu, Steven Lundgren

arxiv:1902.06247 v1 · 2019-02-17 · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZQ3SUYLQKGHGF6M5CMN32FYJU}

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	2026-05-17T23:53:46.112038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e61b9530b828c7317cce898dde8b84d3a021b13ee9c149ea1c0eff2020513e1

Aliases

arxiv: 1902.06247 · arxiv_version: 1902.06247v1 · doi: 10.48550/arxiv.1902.06247 · pith_short_12: FZQ3SUYLQKGH · pith_short_16: FZQ3SUYLQKGHGF6M · pith_short_8: FZQ3SUYL

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/FZQ3SUYLQKGHGF6M5CMN32FYJU \
  | 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: 2e61b9530b828c7317cce898dde8b84d3a021b13ee9c149ea1c0eff2020513e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61d8838008e8c214defa4facdb79dafd9ee323893fba3c94b7b8f5f234dcc60a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2019-02-17T12:07:48Z",
    "title_canon_sha256": "935f065e96731fb7f11eb6644212a45320b206e6472848cba1969d556c1ac38a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06247",
    "kind": "arxiv",
    "version": 1
  }
}