Pith Number

pith:D4JN4GVB

pith:2015:D4JN4GVB6A5NOBDIQUD7GNTAF4

not attested not anchored not stored refs pending

A two-patch prey-predator model with dispersal in predators driven by the strength of predation

Komi Messan, Sourav Kumar Sasmal, Yun Kang

arxiv:1505.03820 v1 · 2015-05-14 · math.DS · 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{D4JN4GVB6A5NOBDIQUD7GNTAF4}

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	2026-05-18T02:09:52.916714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f12de1aa1f03ad704688507f336602f2c4fe8f8fa98b361c2d97da09f4383d8

Aliases

arxiv: 1505.03820 · arxiv_version: 1505.03820v1 · doi: 10.48550/arxiv.1505.03820 · pith_short_12: D4JN4GVB6A5N · pith_short_16: D4JN4GVB6A5NOBDI · pith_short_8: D4JN4GVB

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/D4JN4GVB6A5NOBDIQUD7GNTAF4 \
  | 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: 1f12de1aa1f03ad704688507f336602f2c4fe8f8fa98b361c2d97da09f4383d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e17d12dd42ac0796e43afdd358a03f9354e5ecca7bd48861f8e22e744ade0d",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-05-14T18:07:54Z",
    "title_canon_sha256": "532350669275bd69f0e98616297fbeceb5031dcccb3f6daba2c189b602d3cb86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.03820",
    "kind": "arxiv",
    "version": 1
  }
}