Pith Number

pith:TO64Y6TJ

pith:2015:TO64Y6TJGNRZOOKBS3L3GROW7Z

not attested not anchored not stored refs pending

A randomized online quantile summary in $O(\frac{1}{\varepsilon} \log \frac{1}{\varepsilon})$ words

David Felber, Rafail Ostrovsky

arxiv:1503.01156 v1 · 2015-03-03 · 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{TO64Y6TJGNRZOOKBS3L3GROW7Z}

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	2026-05-18T02:25:39.757035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bbdcc7a69336397394196d7b345d6fe67a508d616c62bf1b24580f8267ba102

Aliases

arxiv: 1503.01156 · arxiv_version: 1503.01156v1 · doi: 10.48550/arxiv.1503.01156 · pith_short_12: TO64Y6TJGNRZ · pith_short_16: TO64Y6TJGNRZOOKB · pith_short_8: TO64Y6TJ

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/TO64Y6TJGNRZOOKBS3L3GROW7Z \
  | 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: 9bbdcc7a69336397394196d7b345d6fe67a508d616c62bf1b24580f8267ba102

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c30e1ee47ec844d5984e74a6b7bfb88ce1c4b4fa87c60506360e8b697157328",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-03-03T22:58:55Z",
    "title_canon_sha256": "0977274442ca1f9a764a59e54e7ca7d9928847960b5d510a088a5e46114548a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01156",
    "kind": "arxiv",
    "version": 1
  }
}