Pith Number

pith:KU7ZKLTS

pith:2015:KU7ZKLTSBV6ZXC6NN5C2YM6VSO

not attested not anchored not stored refs pending

Revisiting the stability of spatially heterogeneous predator-prey systems under eutrophication

Andrew Yu Morozov, A. Nikishina, E. G. Arashkevich, Jozsef Z. Farkas

arxiv:1509.03192 v1 · 2015-09-10 · q-bio.PE · 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{KU7ZKLTSBV6ZXC6NN5C2YM6VSO}

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	2026-05-17T23:52:08.758876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

553f952e720d7d9b8bcd6f45ac33d593be0d924bd741d2b37e4b1cd39bfb34bd

Aliases

arxiv: 1509.03192 · arxiv_version: 1509.03192v1 · doi: 10.48550/arxiv.1509.03192 · pith_short_12: KU7ZKLTSBV6Z · pith_short_16: KU7ZKLTSBV6ZXC6N · pith_short_8: KU7ZKLTS

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/KU7ZKLTSBV6ZXC6NN5C2YM6VSO \
  | 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: 553f952e720d7d9b8bcd6f45ac33d593be0d924bd741d2b37e4b1cd39bfb34bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94a0d2c69f227a361379524ba14a477ea19da62bae2d83be654af6c07fd4b5a6",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-09-10T15:20:19Z",
    "title_canon_sha256": "25126788a82df1890af3a53143b49cc6e2806543f9261bbdfb32f1686f258604"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03192",
    "kind": "arxiv",
    "version": 1
  }
}