Pith Number

pith:GU5LATU2

pith:2013:GU5LATU2X5SJ7TLFWOEVMFVEU6

not attested not anchored not stored refs pending

Dirichlet draws are sparse with high probability

Matus Telgarsky

arxiv:1301.4917 v1 · 2013-01-21 · cs.LG · math.PR · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GU5LATU2X5SJ7TLFWOEVMFVEU6}

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	2026-05-18T03:35:55.151356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

353ab04e9abf649fcd65b3895616a4a79a0f15582dbc9e30da00ea2ad15db52e

Aliases

arxiv: 1301.4917 · arxiv_version: 1301.4917v1 · doi: 10.48550/arxiv.1301.4917 · pith_short_12: GU5LATU2X5SJ · pith_short_16: GU5LATU2X5SJ7TLF · pith_short_8: GU5LATU2

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/GU5LATU2X5SJ7TLFWOEVMFVEU6 \
  | 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: 353ab04e9abf649fcd65b3895616a4a79a0f15582dbc9e30da00ea2ad15db52e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d33e2131d86f8a4af15954bcac3a230fa3f6788413436a67b30d28888c3dc4ee",
    "cross_cats_sorted": [
      "math.PR",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-01-21T16:27:17Z",
    "title_canon_sha256": "e0398844d04094447f165fc1e641a5d6eed0ca5ca23bde171023ae139873dee0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4917",
    "kind": "arxiv",
    "version": 1
  }
}