Pith Number

pith:IN7DYDNT

pith:2018:IN7DYDNTMTZXOG4MKRYFJCYRWQ

not attested not anchored not stored refs pending

Saddle-node--transcritical interactions in a stressed predator-prey-nutrient system

Lennaert van Veen, Marvin Hoti

arxiv:1809.00108 v1 · 2018-09-01 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IN7DYDNTMTZXOG4MKRYFJCYRWQ}

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	2026-05-18T00:06:36.085214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

437e3c0db364f3771b8c5470548b11b407a6f2cbb15f2434227769651d6fa635

Aliases

arxiv: 1809.00108 · arxiv_version: 1809.00108v1 · doi: 10.48550/arxiv.1809.00108 · pith_short_12: IN7DYDNTMTZX · pith_short_16: IN7DYDNTMTZXOG4M · pith_short_8: IN7DYDNT

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/IN7DYDNTMTZXOG4MKRYFJCYRWQ \
  | 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: 437e3c0db364f3771b8c5470548b11b407a6f2cbb15f2434227769651d6fa635

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb1ea4121dc5bbaeea44010df0f98ac3243214f4bd9a738a508745aab6cdc0f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-09-01T03:26:41Z",
    "title_canon_sha256": "405ec57936a8e0d7f64737041e1aa5e26bd7126bf985280138c1c23902090563"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00108",
    "kind": "arxiv",
    "version": 1
  }
}