Pith Number

pith:AEYUEM6Q

pith:2015:AEYUEM6QJCQH6EXX5GRRZW7NDC

not attested not anchored not stored refs pending

Optimal harvesting and spatial patterns in a semi arid vegetation system

Hannes Uecker

arxiv:1505.06232 v4 · 2015-05-22 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AEYUEM6QJCQH6EXX5GRRZW7NDC}

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	2026-05-18T01:23:08.444011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01314233d048a07f12f7e9a31cdbed18a329bff62415071552a6b4651bc226a1

Aliases

arxiv: 1505.06232 · arxiv_version: 1505.06232v4 · doi: 10.48550/arxiv.1505.06232 · pith_short_12: AEYUEM6QJCQH · pith_short_16: AEYUEM6QJCQH6EXX · pith_short_8: AEYUEM6Q

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/AEYUEM6QJCQH6EXX5GRRZW7NDC \
  | 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: 01314233d048a07f12f7e9a31cdbed18a329bff62415071552a6b4651bc226a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ce2f2d1131c4ab501a2fdc3ae9dd5e5daaf0cd4e7d0c70790d04c804d851180",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-05-22T21:29:01Z",
    "title_canon_sha256": "1d8a9a3eb25c171175454de90958c2885d5ab124badd39ad2d63e6100e24e712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06232",
    "kind": "arxiv",
    "version": 4
  }
}