Pith Number

pith:CJRKE2TD

pith:2011:CJRKE2TD4NTHX6A4TF76RKDY3B

not attested not anchored not stored refs pending

Penalty Methods for the Solution of Discrete HJB Equations -- Continuous Control and Obstacle Problems

Christoph Reisinger, Jan Hendrik Witte

arxiv:1105.5954 v2 · 2011-05-30 · q-fin.CP · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CJRKE2TD4NTHX6A4TF76RKDY3B}

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	2026-05-18T03:58:51.451185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1262a26a63e3667bf81c997fe8a878d86776db5825e1326b01cf5482e04fe787

Aliases

arxiv: 1105.5954 · arxiv_version: 1105.5954v2 · doi: 10.48550/arxiv.1105.5954 · pith_short_12: CJRKE2TD4NTH · pith_short_16: CJRKE2TD4NTHX6A4 · pith_short_8: CJRKE2TD

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/CJRKE2TD4NTHX6A4TF76RKDY3B \
  | 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: 1262a26a63e3667bf81c997fe8a878d86776db5825e1326b01cf5482e04fe787

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a9c9ad45331d1aa685b8f02ecffef6dca4b50961ae2a37554c9cd820ffd0c27",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2011-05-30T12:07:08Z",
    "title_canon_sha256": "a2ba40ca1c799928dd3a8147e51a1d52c463c1c1499393f0cf857ddc4fb90293"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5954",
    "kind": "arxiv",
    "version": 2
  }
}