Pith Number

pith:QWP67S5I

pith:2014:QWP67S5IXLPROUULBICG5WTUIN

not attested not anchored not stored refs pending

An optimal aggregation type classifier

Alejandro Cholaquidis, Juan Kalemkerian, Pamela Llop, Ricardo Fraiman

arxiv:1411.2687 v1 · 2014-11-11 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWP67S5IXLPROUULBICG5WTUIN}

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	2026-05-18T02:37:53.327337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

859fefcba8badf17528b0a046eda7443798aefb36314f9006e86fff082b2b88c

Aliases

arxiv: 1411.2687 · arxiv_version: 1411.2687v1 · doi: 10.48550/arxiv.1411.2687 · pith_short_12: QWP67S5IXLPR · pith_short_16: QWP67S5IXLPROUUL · pith_short_8: QWP67S5I

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/QWP67S5IXLPROUULBICG5WTUIN \
  | 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: 859fefcba8badf17528b0a046eda7443798aefb36314f9006e86fff082b2b88c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f18056c960b0f92febd2b6f8c7cf618f0b64a95ddf4ccbee30f6aa376147c4a",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-11-11T02:56:44Z",
    "title_canon_sha256": "592511185c69fb2bf2322079884368e7e48bf3e850c940abbba7408511340cd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2687",
    "kind": "arxiv",
    "version": 1
  }
}