Pith Number

pith:YN54Q5P2

pith:2014:YN54Q5P2VW3TAFC43A3K4TVBFT

not attested not anchored not stored refs pending

A note on multipivot Quicksort

Vasileios Iliopoulos

arxiv:1407.7459 v3 · 2014-07-25 · cs.DS · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YN54Q5P2VW3TAFC43A3K4TVBFT}

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	2026-05-18T00:06:44.248061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c37bc875faadb730145cd836ae4ea12cd02431bfc1508b0542bdb8cb2af0c7b0

Aliases

arxiv: 1407.7459 · arxiv_version: 1407.7459v3 · doi: 10.48550/arxiv.1407.7459 · pith_short_12: YN54Q5P2VW3T · pith_short_16: YN54Q5P2VW3TAFC4 · pith_short_8: YN54Q5P2

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/YN54Q5P2VW3TAFC43A3K4TVBFT \
  | 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: c37bc875faadb730145cd836ae4ea12cd02431bfc1508b0542bdb8cb2af0c7b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1bd6d100826985b5fcdc67229cb75ee36095f9907104e6d5538c34788fd8762",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-07-25T13:58:57Z",
    "title_canon_sha256": "3ae6f99f76cb278376c8a083923f800d3ec5b73bfe16a20a2240a0323b50d3ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7459",
    "kind": "arxiv",
    "version": 3
  }
}