Pith Number

pith:2VXPTMMM

pith:2018:2VXPTMMMWW3BE5XZV5DA374G4Z

not attested not anchored not stored refs pending

On Risk-Averse Stochastic Semidefinite Programs with Continuous Recourse

Kai Sp\"urkel, Matthias Claus, R\"udiger Schultz, Tobias Wollenberg

arxiv:1812.09879 v1 · 2018-12-24 · 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{2VXPTMMMWW3BE5XZV5DA374G4Z}

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	2026-05-17T23:57:26.538104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d56ef9b18cb5b61276f9af460dff86e67d624d6969cc5d4d6d4804e84cb38ddf

Aliases

arxiv: 1812.09879 · arxiv_version: 1812.09879v1 · doi: 10.48550/arxiv.1812.09879 · pith_short_12: 2VXPTMMMWW3B · pith_short_16: 2VXPTMMMWW3BE5XZ · pith_short_8: 2VXPTMMM

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/2VXPTMMMWW3BE5XZV5DA374G4Z \
  | 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: d56ef9b18cb5b61276f9af460dff86e67d624d6969cc5d4d6d4804e84cb38ddf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f96e00c6ab7e68b8c2ebeca356a5d8c38f065f4ff26ea07083da996394225f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-12-24T10:19:43Z",
    "title_canon_sha256": "388ea7c2749d049f0ffee050bf966b632fb3d594a6988bd07567d0944844d199"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09879",
    "kind": "arxiv",
    "version": 1
  }
}