Pith Number

pith:NDZDLHGC

pith:2017:NDZDLHGCN6ZOM3L5JC2NLJTG4I

not attested not anchored not stored refs pending

Approximation Schemes for Clustering with Outliers

Kamyar Khodamoradi, Mohammad R. Salavatipour, Mohsen Rezapour, Zachary Friggstad

arxiv:1707.04295 v1 · 2017-07-13 · 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{NDZDLHGCN6ZOM3L5JC2NLJTG4I}

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	2026-05-18T00:40:18.754386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68f2359cc26fb2e66d7d48b4d5a666e237314df54542d7ba5f982919fe54d0f6

Aliases

arxiv: 1707.04295 · arxiv_version: 1707.04295v1 · doi: 10.48550/arxiv.1707.04295 · pith_short_12: NDZDLHGCN6ZO · pith_short_16: NDZDLHGCN6ZOM3L5 · pith_short_8: NDZDLHGC

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/NDZDLHGCN6ZOM3L5JC2NLJTG4I \
  | 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: 68f2359cc26fb2e66d7d48b4d5a666e237314df54542d7ba5f982919fe54d0f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6166497113475ef36ebc85e86e931a00f211510104d9cf10f4747f02524361bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-07-13T20:08:24Z",
    "title_canon_sha256": "3ec3bd1b747b5e8e975d7db38c8d62eaaae71ab902ca75a9ae999a491cd4eb07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04295",
    "kind": "arxiv",
    "version": 1
  }
}