Pith Number

pith:QQL2CDJW

pith:2014:QQL2CDJWXPJZPXQLYKZMLYGIVK

not attested not anchored not stored refs pending

A New Optimal Stepsize For Approximate Dynamic Programming

Ilya O. Ryzhov, Peter I. Frazier, Warren B. Powell

arxiv:1407.2676 v2 · 2014-07-10 · math.OC · cs.AI · cs.LG · cs.SY · 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{QQL2CDJWXPJZPXQLYKZMLYGIVK}

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	2026-05-18T02:47:43.505745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8417a10d36bbd397de0bc2b2c5e0c8aaa070a731bb132fb162ff20c87893156a

Aliases

arxiv: 1407.2676 · arxiv_version: 1407.2676v2 · doi: 10.48550/arxiv.1407.2676 · pith_short_12: QQL2CDJWXPJZ · pith_short_16: QQL2CDJWXPJZPXQL · pith_short_8: QQL2CDJW

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/QQL2CDJWXPJZPXQLYKZMLYGIVK \
  | 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: 8417a10d36bbd397de0bc2b2c5e0c8aaa070a731bb132fb162ff20c87893156a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a48e25287c8158e7ae72ef1c179e0d812e35ab9c6d03c6729846858772c12b91",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "cs.SY",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-07-10T02:34:15Z",
    "title_canon_sha256": "a6ae6a4547b767e2ae4dee6388f81a1b668038afc24c07c97c9300c9401371fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2676",
    "kind": "arxiv",
    "version": 2
  }
}