Pith Number

pith:V7R35UUM

pith:2004:V7R35UUM6MAQ3LLART2UCGE5G7

not attested not anchored not stored refs pending

Energetic model of tumor growth

Dario Zappal\'a, Paolo Castorina

arxiv:q-bio/0412040 v1 · 2004-12-22 · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V7R35UUM6MAQ3LLART2UCGE5G7}

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	2026-05-18T00:36:52.415116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afe3bed28cf3010dad608cf541189d37d5b3fd014baafe57bc8e04ff45e6588e

Aliases

arxiv: q-bio/0412040 · arxiv_version: q-bio/0412040v1 · doi: 10.48550/arxiv.q-bio/0412040 · pith_short_12: V7R35UUM6MAQ · pith_short_16: V7R35UUM6MAQ3LLA · pith_short_8: V7R35UUM

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/V7R35UUM6MAQ3LLART2UCGE5G7 \
  | 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: afe3bed28cf3010dad608cf541189d37d5b3fd014baafe57bc8e04ff45e6588e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b96ab42f11001d1ec7f1670459d7d1bfc2cec468958c3e6a23b89ff2694d1c08",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "q-bio.TO",
    "submitted_at": "2004-12-22T00:49:51Z",
    "title_canon_sha256": "fcf509ab3345a0f213615e86ccfd331a1736412413a5d6391c58f1a8004c337c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-bio/0412040",
    "kind": "arxiv",
    "version": 1
  }
}