Pith Number

pith:6X32JTZK

pith:2015:6X32JTZKW36RBNGT6RWSBMWY4A

not attested not anchored not stored refs pending

An approximation algorithm for Uniform Capacitated k-Median problem with 1 + {\epsilon} capacity violation

Bartosz Rybicki, Jaros{\l}aw Byrka, Sumedha Uniyal

arxiv:1511.07494 v1 · 2015-11-23 · 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{6X32JTZKW36RBNGT6RWSBMWY4A}

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	2026-05-18T01:26:04.649977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5f7a4cf2ab6fd10b4d3f46d20b2d8e02a11b5641aa1346a0dcc8ae7f7d1b6c7

Aliases

arxiv: 1511.07494 · arxiv_version: 1511.07494v1 · doi: 10.48550/arxiv.1511.07494 · pith_short_12: 6X32JTZKW36R · pith_short_16: 6X32JTZKW36RBNGT · pith_short_8: 6X32JTZK

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/6X32JTZKW36RBNGT6RWSBMWY4A \
  | 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: f5f7a4cf2ab6fd10b4d3f46d20b2d8e02a11b5641aa1346a0dcc8ae7f7d1b6c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20bbadd8f8b35c7b341721bbaec13d86db1253a89d2b397614c7d18d3e0da711",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-11-23T22:25:40Z",
    "title_canon_sha256": "129ea2509114207bc61bfaee867aebe2ae53e0c7bf4e00e28e75306958cac3ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07494",
    "kind": "arxiv",
    "version": 1
  }
}