Pith Number

pith:YQ453UTL

pith:2017:YQ453UTLOAISBRMKRTY7NC6PDE

not attested not anchored not stored refs pending

Reaction-Diffusion Systems in Epidemiology

Sebastian Anita, Vincenzo Capasso

arxiv:1703.02760 v1 · 2017-03-08 · math.OC · 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{YQ453UTLOAISBRMKRTY7NC6PDE}

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	2026-05-18T00:49:05.682351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c439ddd26b701120c58a8cf1f68bcf1928aa29be8b0f9b2626b67e6677e88339

Aliases

arxiv: 1703.02760 · arxiv_version: 1703.02760v1 · doi: 10.48550/arxiv.1703.02760 · pith_short_12: YQ453UTLOAIS · pith_short_16: YQ453UTLOAISBRMK · pith_short_8: YQ453UTL

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/YQ453UTLOAISBRMKRTY7NC6PDE \
  | 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: c439ddd26b701120c58a8cf1f68bcf1928aa29be8b0f9b2626b67e6677e88339

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8443ecfec302d67356eb05560d21e5228ba28264df6648a6ddceca49c2dbc7b1",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-03-08T09:34:31Z",
    "title_canon_sha256": "e77b312910ed0148e6565e344fa16408dda6008f36e5f0b05aa5638153f8a6d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02760",
    "kind": "arxiv",
    "version": 1
  }
}