Pith Number

pith:OMYTYPW4

pith:2007:OMYTYPW4Z4EX67EX4G476GTSNS

not attested not anchored not stored refs pending

A Direct Solution Method for Stochastic Impulse Control Problems of One-dimensional Diffusions

Masahiko Egami

arxiv:math/0703179 v1 · 2007-03-07 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMYTYPW4Z4EX67EX4G476GTSNS}

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	2026-07-04T14:59:59.388628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73313c3edccf097f7c97e1b9ff1a726cb14079763aeb1259107866fc7a939dea

Aliases

arxiv: math/0703179 · arxiv_version: math/0703179v1 · doi: 10.48550/arxiv.math/0703179 · pith_short_12: OMYTYPW4Z4EX · pith_short_16: OMYTYPW4Z4EX67EX · pith_short_8: OMYTYPW4

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/OMYTYPW4Z4EX67EX4G476GTSNS \
  | 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: 73313c3edccf097f7c97e1b9ff1a726cb14079763aeb1259107866fc7a939dea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed0128f6b1cd1a0b4348edb6afc623f4f5ad7c4eb4b6f17fddd3ef1ce06b1ec7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.OC",
    "submitted_at": "2007-03-07T00:27:42Z",
    "title_canon_sha256": "f11638dbf625cf79ebb9862e6c5bae115cfb74224d4533710d557035db4e0e5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0703179",
    "kind": "arxiv",
    "version": 1
  }
}