Pith Number

pith:ZY5CM2DU

pith:2017:ZY5CM2DUC5YMFYM2HNWUYVWWM7

not attested not anchored not stored refs pending

Scalable Relaxations of Sparse Packing Constraints: Optimal Biocontrol in Predator-Prey Network

Carla Gomes, Johan Bjorck, Mark C. Whitmore, Xiaojian Wu, Yexiang Xue, Yiwei Bai

arxiv:1711.06800 v3 · 2017-11-18 · cs.AI · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZY5CM2DUC5YMFYM2HNWUYVWWM7}

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	2026-05-18T00:24:03.897287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce3a2668741770c2e19a3b6d4c56d667c40026046b04066a8bfdc4f5b0799203

Aliases

arxiv: 1711.06800 · arxiv_version: 1711.06800v3 · doi: 10.48550/arxiv.1711.06800 · pith_short_12: ZY5CM2DUC5YM · pith_short_16: ZY5CM2DUC5YMFYM2 · pith_short_8: ZY5CM2DU

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/ZY5CM2DUC5YMFYM2HNWUYVWWM7 \
  | 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: ce3a2668741770c2e19a3b6d4c56d667c40026046b04066a8bfdc4f5b0799203

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "420cf61b7d37ffb12e35d25b3e9124050621dc058a90b556dac28093801ea905",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-11-18T02:47:41Z",
    "title_canon_sha256": "70cf79a3c168806edd63f016bca9cb708ff092191d4f2baa2cc83f4c07ce2472"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06800",
    "kind": "arxiv",
    "version": 3
  }
}