Pith Number

pith:LL7PL4T2

pith:2013:LL7PL4T2ZINANGS7ZJZTBL5ECC

not attested not anchored not stored refs pending

A Stochastic Partially Reversible Investment Problem on a Finite Time-Horizon: Free-Boundary Analysis

Giorgio Ferrari, Tiziano De Angelis

arxiv:1303.6189 v6 · 2013-03-25 · 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{LL7PL4T2ZINANGS7ZJZTBL5ECC}

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	2026-05-18T02:37:52.142656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5afef5f27aca1a069a5fca7330afa410bd318ec60a77ece00498c84533b4eb8a

Aliases

arxiv: 1303.6189 · arxiv_version: 1303.6189v6 · doi: 10.48550/arxiv.1303.6189 · pith_short_12: LL7PL4T2ZINA · pith_short_16: LL7PL4T2ZINANGS7 · pith_short_8: LL7PL4T2

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/LL7PL4T2ZINANGS7ZJZTBL5ECC \
  | 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: 5afef5f27aca1a069a5fca7330afa410bd318ec60a77ece00498c84533b4eb8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4afea2274c2168e015bd47e629d6ab2b8f206d854d7cabb3a2508ee14cf7d71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-03-25T16:07:36Z",
    "title_canon_sha256": "546cfa83251fb0f24a1150cd59bcb68a25d39beb068647582be2c10bb7020086"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.6189",
    "kind": "arxiv",
    "version": 6
  }
}