Pith Number

pith:WYXBE4AR

pith:2017:WYXBE4AREOSQC5PTPFDJZIV6UO

not attested not anchored not stored refs pending

Direct Estimation of Information Divergence Using Nearest Neighbor Ratios

Alfred O. Hero III, Kevin R. Moon, Morteza Noshad, Salimeh Yasaei Sekeh

arxiv:1702.05222 v2 · 2017-02-17 · cs.IT · cs.AI · math.IT · 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{WYXBE4AREOSQC5PTPFDJZIV6UO}

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	2026-05-18T00:30:05.581281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b62e12701123a50175f379469ca2bea38e46ca567126d7fad0dae1aece64c14b

Aliases

arxiv: 1702.05222 · arxiv_version: 1702.05222v2 · doi: 10.48550/arxiv.1702.05222 · pith_short_12: WYXBE4AREOSQ · pith_short_16: WYXBE4AREOSQC5PT · pith_short_8: WYXBE4AR

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/WYXBE4AREOSQC5PTPFDJZIV6UO \
  | 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: b62e12701123a50175f379469ca2bea38e46ca567126d7fad0dae1aece64c14b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bab4b5f763edb66cf31f1ae230f3e890a453f63f7e20389048dbcea48844cd49",
    "cross_cats_sorted": [
      "cs.AI",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-17T04:46:24Z",
    "title_canon_sha256": "47ec54874d07dfb28867032f7b3ddc2d98b90e63a377ab4b9fd0441dc89668e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05222",
    "kind": "arxiv",
    "version": 2
  }
}