Pith Number

pith:ZYBSOIMH

pith:2018:ZYBSOIMHGRWXSEJD7XSQNCYESL

not attested not anchored not stored refs pending

A Leslie-Gower predator-prey model with a free boundary

Lin Wang, Mohammad El Smaily, Yunfeng Liu, Zhiming Guo

arxiv:1806.06027 v1 · 2018-06-15 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZYBSOIMHGRWXSEJD7XSQNCYESL}

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	2026-05-17T23:59:32.550950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce03272187346d791123fde5068b0492c3723de54d60bcc9bf024f89041f1ce1

Aliases

arxiv: 1806.06027 · arxiv_version: 1806.06027v1 · doi: 10.48550/arxiv.1806.06027 · pith_short_12: ZYBSOIMHGRWX · pith_short_16: ZYBSOIMHGRWXSEJD · pith_short_8: ZYBSOIMH

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/ZYBSOIMHGRWXSEJD7XSQNCYESL \
  | 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: ce03272187346d791123fde5068b0492c3723de54d60bcc9bf024f89041f1ce1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31b96eace61f26019dd48513f49ae88470aecd52853e1b04895a49f1e59a1c29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-06-15T15:50:08Z",
    "title_canon_sha256": "f8f11e8821695d6751d22209358911d36875a9aa41fd8c6009893191298333a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06027",
    "kind": "arxiv",
    "version": 1
  }
}