Pith Number

pith:IDYMTL24

pith:2019:IDYMTL24ABD454TREDPO7AEJCG

not attested not anchored not stored refs pending

Aphids, Ants and Ladybirds: a mathematical model predicting their population dynamics

Gianluca Gabbriellini

arxiv:1905.05244 v1 · 2019-05-13 · q-bio.PE · math.DS · nlin.AO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDYMTL24ABD454TREDPO7AEJCG}

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	2026-05-17T23:46:17.067796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40f0c9af5c0047cef27120deef808911af19d68690dba7e1ecf633d04a0e1c0e

Aliases

arxiv: 1905.05244 · arxiv_version: 1905.05244v1 · doi: 10.48550/arxiv.1905.05244 · pith_short_12: IDYMTL24ABD4 · pith_short_16: IDYMTL24ABD454TR · pith_short_8: IDYMTL24

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/IDYMTL24ABD454TREDPO7AEJCG \
  | 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: 40f0c9af5c0047cef27120deef808911af19d68690dba7e1ecf633d04a0e1c0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eb111b7a6f37a423dc6a2066fa24b6d2c712d1bc1704ac00c2fe6c17104a0b5",
    "cross_cats_sorted": [
      "math.DS",
      "nlin.AO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2019-05-13T19:04:03Z",
    "title_canon_sha256": "3f8a3ae8287683edf22619af747f4da598130d9a16795110f77de1899598dd4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05244",
    "kind": "arxiv",
    "version": 1
  }
}