Pith Number

pith:3NVOIJCW

pith:2014:3NVOIJCWOYMGWVJHPEL6IGKBBM

not attested not anchored not stored refs pending

Analysis of Watson's Strategies for Playing Jeopardy!

David C. Gondek, Gerald Tesauro, James Fan, John M. Prager, Jonathan Lenchner

arxiv:1402.0571 v1 · 2014-02-04 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3NVOIJCWOYMGWVJHPEL6IGKBBM}

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	2026-05-18T03:00:13.832871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db6ae4245676186b55277917e419410b0cdffa6175a0493882ce7d05e082198f

Aliases

arxiv: 1402.0571 · arxiv_version: 1402.0571v1 · doi: 10.48550/arxiv.1402.0571 · pith_short_12: 3NVOIJCWOYMG · pith_short_16: 3NVOIJCWOYMGWVJH · pith_short_8: 3NVOIJCW

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/3NVOIJCWOYMGWVJHPEL6IGKBBM \
  | 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: db6ae4245676186b55277917e419410b0cdffa6175a0493882ce7d05e082198f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05cee61bd1c103f360f23623dbb03497945806c8722ab11cb7a918c201848db8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-02-04T01:37:44Z",
    "title_canon_sha256": "bc340a3ad388d46a910f0fd0ba8d4f462638b09e4a365fc509aac63953118a56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0571",
    "kind": "arxiv",
    "version": 1
  }
}