Pith Number

pith:AV7ERSCW

pith:2016:AV7ERSCWX3WPDK3TQA5624XVI7

not attested not anchored not stored refs pending

The Non-Uniform k-Center Problem

Deeparnab Chakrabarty, Prachi Goyal, Ravishankar Krishnaswamy

arxiv:1605.03692 v2 · 2016-05-12 · 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{AV7ERSCWX3WPDK3TQA5624XVI7}

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	2026-05-18T01:14:54.628143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

057e48c856beecf1ab73803bed72f547d5d4cb887fbde8577ea97794a34301e6

Aliases

arxiv: 1605.03692 · arxiv_version: 1605.03692v2 · doi: 10.48550/arxiv.1605.03692 · pith_short_12: AV7ERSCWX3WP · pith_short_16: AV7ERSCWX3WPDK3T · pith_short_8: AV7ERSCW

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/AV7ERSCWX3WPDK3TQA5624XVI7 \
  | 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: 057e48c856beecf1ab73803bed72f547d5d4cb887fbde8577ea97794a34301e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff01f0efd2b7eb1e350efe41ab65ffdeaec18f85641e0fe34ca280bcc691639d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-05-12T06:18:32Z",
    "title_canon_sha256": "de1df50ef8396d8a455d442b133daefff0a8a5908fea7220039873d8ef0ee2ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.03692",
    "kind": "arxiv",
    "version": 2
  }
}