Pith Number

pith:GR5OPA3N

pith:2022:GR5OPA3NYB2B2CKDIKNTPBUTKP

not attested not anchored not stored refs pending

Constant-Factor Approximation Algorithms for Socially Fair $k$-Clustering

Mehrdad Ghadiri, Mohit Singh, Santosh S. Vempala

arxiv:2206.11210 v1 · 2022-06-22 · cs.DS · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GR5OPA3NYB2B2CKDIKNTPBUTKP}

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

Why Global LLM Leaderboards Are Misleading: Small Portfolios for Heterogeneous Supervised ML

Receipt and verification

First computed	2026-07-05T04:34:10.105546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

347ae7836dc0741d0943429b37869353f68e4b8276588757f5161285a84f0581

Aliases

arxiv: 2206.11210 · arxiv_version: 2206.11210v1 · doi: 10.48550/arxiv.2206.11210 · pith_short_12: GR5OPA3NYB2B · pith_short_16: GR5OPA3NYB2B2CKD · pith_short_8: GR5OPA3N

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/GR5OPA3NYB2B2CKDIKNTPBUTKP \
  | 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: 347ae7836dc0741d0943429b37869353f68e4b8276588757f5161285a84f0581

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea18e0824590065a2199e807a2c688e01a8acb159df08b13c123de64e0bee267",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2022-06-22T16:57:17Z",
    "title_canon_sha256": "7276b139734f463b4b358ab4dbe838513bdd73f23c993dea1d787af236948a3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.11210",
    "kind": "arxiv",
    "version": 1
  }
}