Pith Number

pith:7EBE42VH

pith:2015:7EBE42VHQKAIUBT2TXFGBTLYM5

not attested not anchored not stored refs pending

An evolutionary model of tumor cell kinetics and the emergence of molecular heterogeneity driving Gompertzian growth

Jeffrey West, Paul K. Newton, Paul Macklin, Zaki Hasnain

arxiv:1512.04590 v4 · 2015-12-14 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7EBE42VHQKAIUBT2TXFGBTLYM5}

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	2026-05-18T01:21:11.063196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9024e6aa782808a067a9dca60cd7867643ddf4bd331ce1c0d5ffe834a97666a

Aliases

arxiv: 1512.04590 · arxiv_version: 1512.04590v4 · doi: 10.48550/arxiv.1512.04590 · pith_short_12: 7EBE42VHQKAI · pith_short_16: 7EBE42VHQKAIUBT2 · pith_short_8: 7EBE42VH

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/7EBE42VHQKAIUBT2TXFGBTLYM5 \
  | 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: f9024e6aa782808a067a9dca60cd7867643ddf4bd331ce1c0d5ffe834a97666a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34182d96933e98d539f339f14898ac59f3fa0401ba621f8c74259ca988e1a0e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-12-14T22:33:15Z",
    "title_canon_sha256": "21b09a3d2c51efca3f6e19044a230ba524d00a6159a23997ad039cc18f2d54d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04590",
    "kind": "arxiv",
    "version": 4
  }
}