Pith Number

pith:DU7JS4CS

pith:2015:DU7JS4CS26AVGC2BYPKKQD5XY7

not attested not anchored not stored refs pending

Non-convex dynamic programming and optimal investment

Ari-Pekka Perkki\"o, Mikl\'os R\'asonyi, Teemu Penannen

arxiv:1504.01903 v1 · 2015-04-08 · 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{DU7JS4CS26AVGC2BYPKKQD5XY7}

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	2026-05-18T02:19:17.866924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d3e997052d781530b41c3d4a80fb7c7f77f1622a1ec8b0cee946eb528fbf9ed

Aliases

arxiv: 1504.01903 · arxiv_version: 1504.01903v1 · doi: 10.48550/arxiv.1504.01903 · pith_short_12: DU7JS4CS26AV · pith_short_16: DU7JS4CS26AVGC2B · pith_short_8: DU7JS4CS

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/DU7JS4CS26AVGC2BYPKKQD5XY7 \
  | 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: 1d3e997052d781530b41c3d4a80fb7c7f77f1622a1ec8b0cee946eb528fbf9ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "526a4e631944b2370a1a9e979bc1c77bf2c1cfc9d19730e22677d1e8bce0679f",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-04-08T10:31:48Z",
    "title_canon_sha256": "51a67faa4160c242d98368ea53a8184ac325c48f0a4b799dc1e823a530da9246"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01903",
    "kind": "arxiv",
    "version": 1
  }
}