Pith Number

pith:KDZFF2J3

pith:2015:KDZFF2J3JZCFJQYSZSSJ5ZLL4K

not attested not anchored not stored refs pending

The influence of dispersal on a predator-prey system with two habitats

Barbara Drossel, Lars Rudolf, Philipp Gramlich, Sebastian J. Plitzko, Thilo gross

arxiv:1507.08860 v2 · 2015-07-31 · physics.bio-ph · 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{KDZFF2J3JZCFJQYSZSSJ5ZLL4K}

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	2026-05-18T01:18:57.318710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50f252e93b4e4454c312cca49ee56be290c49f6cd3d2353b6f120d346591ff35

Aliases

arxiv: 1507.08860 · arxiv_version: 1507.08860v2 · doi: 10.48550/arxiv.1507.08860 · pith_short_12: KDZFF2J3JZCF · pith_short_16: KDZFF2J3JZCFJQYS · pith_short_8: KDZFF2J3

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/KDZFF2J3JZCFJQYSZSSJ5ZLL4K \
  | 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: 50f252e93b4e4454c312cca49ee56be290c49f6cd3d2353b6f120d346591ff35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92dec770f565c39db1436c375daf694fdf3446d6f33c2fc0b61b4dd6a9cfe29b",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2015-07-31T13:00:56Z",
    "title_canon_sha256": "7aa435597cb89006451cb4cc7dced2474ba7874ad5657292d6cac47d278f93fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08860",
    "kind": "arxiv",
    "version": 2
  }
}