Pith Number

pith:HXTIYY65

pith:2015:HXTIYY65FOZNKE3AV2BZV7YQQL

not attested not anchored not stored refs pending

How to detect outliers in data envelopment analysis by Kourosh and Arash method

Dariush Khezrimotlagh

arxiv:1503.02548 v1 · 2015-03-09 · 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{HXTIYY65FOZNKE3AV2BZV7YQQL}

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.

Cited by

1 paper in Pith

Cognitive and non-cognitive efficiency gaps between private and public schools in the Latin America region-a hybrid DEA and machine learning approach based on PISA 2022

Receipt and verification

First computed	2026-05-18T02:25:19.409455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3de68c63dd2bb2d51360ae839aff1082eb09f389da83f14dca93c9f077e68518

Aliases

arxiv: 1503.02548 · arxiv_version: 1503.02548v1 · doi: 10.48550/arxiv.1503.02548 · pith_short_12: HXTIYY65FOZN · pith_short_16: HXTIYY65FOZNKE3A · pith_short_8: HXTIYY65

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/HXTIYY65FOZNKE3AV2BZV7YQQL \
  | 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: 3de68c63dd2bb2d51360ae839aff1082eb09f389da83f14dca93c9f077e68518

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4b43f1221417af4128fbbe192567b6e0a94b3f7b21f37c4e2e96dce2c9aeba5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-03-09T16:25:19Z",
    "title_canon_sha256": "06c0cd78ba0b3427de87895fe9df41ff2cd3c5df8b57c89027c1c68e255edf6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02548",
    "kind": "arxiv",
    "version": 1
  }
}