Pith Number

pith:AI7INV5U

pith:2019:AI7INV5UOS3MJ7WVYJ4SLGTQTS

not attested not anchored not stored refs pending

Dynamical stability analysis of tumor growth and invasion: A reaction-diffusion model

Ahmed M. Fouad

arxiv:1905.11341 v1 · 2019-05-10 · q-bio.TO · physics.bio-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{AI7INV5UOS3MJ7WVYJ4SLGTQTS}

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	2026-05-17T23:43:55.982438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

023e86d7b474b6c4fed5c279259a709cb4a289e350a8d10fba9aaf98bf6debdb

Aliases

arxiv: 1905.11341 · arxiv_version: 1905.11341v1 · doi: 10.48550/arxiv.1905.11341 · pith_short_12: AI7INV5UOS3M · pith_short_16: AI7INV5UOS3MJ7WV · pith_short_8: AI7INV5U

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/AI7INV5UOS3MJ7WVYJ4SLGTQTS \
  | 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: 023e86d7b474b6c4fed5c279259a709cb4a289e350a8d10fba9aaf98bf6debdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f99dc757514ee4dc56bddb88f2bfc9a32a1b47f1478207ca2085cfbd43995a6",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.TO",
    "submitted_at": "2019-05-10T18:44:46Z",
    "title_canon_sha256": "4379adff817c6160c831ca31c8ba2aef86232713008c078d713ec5718702a59f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11341",
    "kind": "arxiv",
    "version": 1
  }
}