Pith Number

pith:TYMPIN62

pith:2019:TYMPIN62T4GCLIYJMNZFUDMY4F

not attested not anchored not stored refs pending

Coresets for Ordered Weighted Clustering

Robert Krauthgamer, Shaofeng H.-C. Jiang, Vladimir Braverman, Xuan Wu

arxiv:1903.04351 v1 · 2019-03-11 · 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{TYMPIN62T4GCLIYJMNZFUDMY4F}

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	2026-05-17T23:51:35.611365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e18f437da9f0c25a30963725a0d98e14322f13fb10c2e5e715f1031734d82d7

Aliases

arxiv: 1903.04351 · arxiv_version: 1903.04351v1 · doi: 10.48550/arxiv.1903.04351 · pith_short_12: TYMPIN62T4GC · pith_short_16: TYMPIN62T4GCLIYJ · pith_short_8: TYMPIN62

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/TYMPIN62T4GCLIYJMNZFUDMY4F \
  | 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: 9e18f437da9f0c25a30963725a0d98e14322f13fb10c2e5e715f1031734d82d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43416b82e4e34ad0e86d909be694dc0bc6966dbfb6a10088d442b0c475a778c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-03-11T15:07:37Z",
    "title_canon_sha256": "9f27a0fd0d00f542915e753ad49ea1b4a877028829cd1d43caa9f833a5689804"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04351",
    "kind": "arxiv",
    "version": 1
  }
}