Pith Number

pith:6IO555WI

pith:2019:6IO555WIWH5KVQWPZKUZGTGR22

not attested not anchored not stored refs pending

Risk-averse risk-constrained optimal control

Mathijs Schuurmans, Panagiotis Patrinos, Pantelis Sopasakis

arxiv:1903.06749 v1 · 2019-03-15 · 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{6IO555WIWH5KVQWPZKUZGTGR22}

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	2026-05-17T23:51:09.149576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f21ddef6c8b1faaac2cfcaa9934cd1d6b1c04ce14e162df9dc75d421416ce3de

Aliases

arxiv: 1903.06749 · arxiv_version: 1903.06749v1 · doi: 10.48550/arxiv.1903.06749 · pith_short_12: 6IO555WIWH5K · pith_short_16: 6IO555WIWH5KVQWP · pith_short_8: 6IO555WI

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/6IO555WIWH5KVQWPZKUZGTGR22 \
  | 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: f21ddef6c8b1faaac2cfcaa9934cd1d6b1c04ce14e162df9dc75d421416ce3de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fe4fc3d8dea434d8608f567810c472538e8a63b95b89baebd6e03911b81b690",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-03-15T18:48:26Z",
    "title_canon_sha256": "0d485ad1a174c448e6967821d282fd5db7575969aa623d41fdc18d2ed0c2fee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06749",
    "kind": "arxiv",
    "version": 1
  }
}