Pith Number

pith:ZOA42JT4

pith:2015:ZOA42JT47HQRDWBCTVXCBKCIWY

not attested not anchored not stored refs pending

Ordering Selection Operators Using the Minmax Regret Rule

Khaled H. Alyoubi, Peter T. Wood, Sven Helmer

arxiv:1507.08257 v1 · 2015-07-29 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZOA42JT47HQRDWBCTVXCBKCIWY}

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	2026-05-18T01:36:08.050443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb81cd267cf9e111d8229d6e20a848b61af0f9220f9d69f73d8c57c5ef869300

Aliases

arxiv: 1507.08257 · arxiv_version: 1507.08257v1 · doi: 10.48550/arxiv.1507.08257 · pith_short_12: ZOA42JT47HQR · pith_short_16: ZOA42JT47HQRDWBC · pith_short_8: ZOA42JT4

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/ZOA42JT47HQRDWBCTVXCBKCIWY \
  | 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: cb81cd267cf9e111d8229d6e20a848b61af0f9220f9d69f73d8c57c5ef869300

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47986ceb7e5b9dab1cb0b6157484287f6b02e6fbbfed568653298044a7e2637a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-07-29T18:46:03Z",
    "title_canon_sha256": "114ed4cf3d7767a57cee457892a803bb8a167f54a06885385596cd074201743d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08257",
    "kind": "arxiv",
    "version": 1
  }
}