Pith Number

pith:PBOT36GO

pith:2026:PBOT36GOHN5DMYLRQVTDVZVMXX

not attested not anchored not stored refs pending

Optimal Stable Coresets for Geometric Median via Uniform Sampling

Amir Carmel, Nir Petruschka, Robert Krauthgamer

arxiv:2606.30348 v1 · 2026-06-29 · 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{PBOT36GOHN5DMYLRQVTDVZVMXX}

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	2026-06-30T02:18:11.366092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

785d3df8ce3b7a36617185663ae6acbdf4d9d358368f60f6ef23bd9376d67f20

Aliases

arxiv: 2606.30348 · arxiv_version: 2606.30348v1 · doi: 10.48550/arxiv.2606.30348 · pith_short_12: PBOT36GOHN5D · pith_short_16: PBOT36GOHN5DMYLR · pith_short_8: PBOT36GO

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/PBOT36GOHN5DMYLRQVTDVZVMXX \
  | 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: 785d3df8ce3b7a36617185663ae6acbdf4d9d358368f60f6ef23bd9376d67f20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "087d7b1e81fc7784fb48c71872c2bd8a21e862cac0abad376e2f412d6711b8e8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-06-29T14:21:54Z",
    "title_canon_sha256": "df04363d1b9406a899a0d727826994c833938c68f6d925a0cb2ec702eef5bd36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30348",
    "kind": "arxiv",
    "version": 1
  }
}