Pith Number

pith:L5BKM4KX

pith:2013:L5BKM4KXAU5XJGLY7QVQJ6TOAP

not attested not anchored not stored refs pending

Interior regularity of fully nonlinear degenerate elliptic equations, I: Bellman equations with constant coefficients

Wei Zhou

arxiv:1302.7062 v2 · 2013-02-28 · math.AP · math.OC · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L5BKM4KXAU5XJGLY7QVQJ6TOAP}

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	2026-05-18T03:06:22.207143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f42a67157053b749978fc2b04fa6e03de411f08465b9dfd60e491540820986c

Aliases

arxiv: 1302.7062 · arxiv_version: 1302.7062v2 · doi: 10.48550/arxiv.1302.7062 · pith_short_12: L5BKM4KXAU5X · pith_short_16: L5BKM4KXAU5XJGLY · pith_short_8: L5BKM4KX

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/L5BKM4KXAU5XJGLY7QVQJ6TOAP \
  | 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: 5f42a67157053b749978fc2b04fa6e03de411f08465b9dfd60e491540820986c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a16850a7d15423594aeaf524870f79e939827df64482feae4af0810544f56d6",
    "cross_cats_sorted": [
      "math.OC",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-02-28T02:52:49Z",
    "title_canon_sha256": "075284fd6452986c51caed6b5e3632bbe452d0348762cc4347876e5fe5b41d86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.7062",
    "kind": "arxiv",
    "version": 2
  }
}