Pith Number

pith:4PJRRVZH

pith:2019:4PJRRVZHDRB3OSZXDC2CKM5LGC

not attested not anchored not stored refs pending

Model of pattern formation in marsh ecosystems with nonlocal interactions

Junping Shi, Leah B Shaw, Sofya Zaytseva

arxiv:1907.01983 v1 · 2019-07-03 · nlin.PS · 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{4PJRRVZHDRB3OSZXDC2CKM5LGC}

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	2026-05-17T23:41:34.314465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3d318d7271c43b74b3718b42533ab30a9cc9d8b107fd97636150afc2533ecb6

Aliases

arxiv: 1907.01983 · arxiv_version: 1907.01983v1 · doi: 10.48550/arxiv.1907.01983 · pith_short_12: 4PJRRVZHDRB3 · pith_short_16: 4PJRRVZHDRB3OSZX · pith_short_8: 4PJRRVZH

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/4PJRRVZHDRB3OSZXDC2CKM5LGC \
  | 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: e3d318d7271c43b74b3718b42533ab30a9cc9d8b107fd97636150afc2533ecb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7641530726b2a766601f9b0a033626174923a1461796ed10df4201346e911b7",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2019-07-03T15:13:54Z",
    "title_canon_sha256": "6e9d9b0f07e8d9c698dcbf73dcb845fde34170467b61a98f134e3b746803251f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01983",
    "kind": "arxiv",
    "version": 1
  }
}