Pith Number

pith:FIPNXQT5

pith:2017:FIPNXQT5N22XNDYW5RCX4QODCB

not attested not anchored not stored refs pending

Robust Optimization of Unconstrained Binary Quadratic Problems

Gary Kochenberger, John Metcalfe, Mark Lewis

arxiv:1709.07511 v1 · 2017-09-21 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FIPNXQT5N22XNDYW5RCX4QODCB}

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	2026-05-18T00:34:32.973635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a1edbc27d6eb5768f16ec457e41c3106c4c0334e025f032ccba70b9b627ea7b

Aliases

arxiv: 1709.07511 · arxiv_version: 1709.07511v1 · doi: 10.48550/arxiv.1709.07511 · pith_short_12: FIPNXQT5N22X · pith_short_16: FIPNXQT5N22XNDYW · pith_short_8: FIPNXQT5

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/FIPNXQT5N22XNDYW5RCX4QODCB \
  | 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: 2a1edbc27d6eb5768f16ec457e41c3106c4c0334e025f032ccba70b9b627ea7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8805978a32cbe2ee33098257ca8f563091ee51af2c37087f1e97644faba908a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-09-21T20:36:21Z",
    "title_canon_sha256": "625e09240439b36b46478851f371867b0e8f85831af13d7febfa3dedd612f6f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07511",
    "kind": "arxiv",
    "version": 1
  }
}