Pith Number

pith:QPXDK4JS

pith:2026:QPXDK4JSPFQWQKCMSKDU6F4QMJ

not attested not anchored not stored refs pending

Parallel $\mathcal O(\sqrt n)$ Overhead LSD Radix Sort

Florian Schintke, Robert Clausecker

arxiv:2607.05302 v1 · 2026-07-06 · cs.DS · cs.DB

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QPXDK4JSPFQWQKCMSKDU6F4QMJ}

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	2026-07-07T03:19:22.871648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83ee357132796168284c92874f17906257db8ac2c3ec1faae4a7edb04863b598

Aliases

arxiv: 2607.05302 · arxiv_version: 2607.05302v1 · doi: 10.48550/arxiv.2607.05302 · pith_short_12: QPXDK4JSPFQW · pith_short_16: QPXDK4JSPFQWQKCM · pith_short_8: QPXDK4JS

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/QPXDK4JSPFQWQKCMSKDU6F4QMJ \
  | 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: 83ee357132796168284c92874f17906257db8ac2c3ec1faae4a7edb04863b598

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eff1b1680d9a31527ca6f4e2174cb078111b27fe73f2e1ea6aca7f7d0b43bb6",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-07-06T16:44:52Z",
    "title_canon_sha256": "59857eca9a64e708b7646c80f9a6e66f562ce70899651cf08e7b68c3bc12aed2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.05302",
    "kind": "arxiv",
    "version": 1
  }
}