Pith Number

pith:3K6R2ETS

pith:2010:3K6R2ETSOOTQ67KY2EQM5E5BOO

not attested not anchored not stored refs pending

Comparative Performance of Tabu Search and Simulated Annealing Heuristics for the Quadratic Assignment Problem

Gerald Paul

arxiv:1010.0157 v1 · 2010-10-01 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3K6R2ETSOOTQ67KY2EQM5E5BOO}

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	2026-05-18T04:40:00.166475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dabd1d127273a70f7d58d120ce93a17381be66eb05ce8016a8b88073f75204b0

Aliases

arxiv: 1010.0157 · arxiv_version: 1010.0157v1 · doi: 10.48550/arxiv.1010.0157 · pith_short_12: 3K6R2ETSOOTQ · pith_short_16: 3K6R2ETSOOTQ67KY · pith_short_8: 3K6R2ETS

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/3K6R2ETSOOTQ67KY2EQM5E5BOO \
  | 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: dabd1d127273a70f7d58d120ce93a17381be66eb05ce8016a8b88073f75204b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60612c2bf8c8e99c97dc47ea09c11a891a939155f4acb6bd1b225212e4b31af9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-10-01T13:29:22Z",
    "title_canon_sha256": "3ef36814c382761eb2bf7c135b95239aa6fcb029d76d74ba8edf70e30243c0f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.0157",
    "kind": "arxiv",
    "version": 1
  }
}