Pith Number

pith:KUG3I5YZ

pith:2012:KUG3I5YZ4DYCCNBZILERC43OP2

not attested not anchored not stored refs pending

Design, Evaluation and Analysis of Combinatorial Optimization Heuristic Algorithms

Daniel Karapetyan

arxiv:1207.1794 v1 · 2012-07-07 · cs.DS · cs.AI · cs.DM · 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{KUG3I5YZ4DYCCNBZILERC43OP2}

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	2026-05-18T03:51:34.671476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

550db47719e0f021343942c911736e7ea38c69add322517348d582d20557071c

Aliases

arxiv: 1207.1794 · arxiv_version: 1207.1794v1 · doi: 10.48550/arxiv.1207.1794 · pith_short_12: KUG3I5YZ4DYC · pith_short_16: KUG3I5YZ4DYCCNBZ · pith_short_8: KUG3I5YZ

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/KUG3I5YZ4DYCCNBZILERC43OP2 \
  | 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: 550db47719e0f021343942c911736e7ea38c69add322517348d582d20557071c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdfdacb91b831b10dd90f07d55bd8a48607a03b73aef409e5506b97368cdce14",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DM",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-07-07T13:57:18Z",
    "title_canon_sha256": "219dddaadc509a07d40aab17c02450caba7fd22b42efa5abffd8c6d8ce7ae888"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1794",
    "kind": "arxiv",
    "version": 1
  }
}