Pith Number

pith:XX4NNVO7

pith:2018:XX4NNVO7S5C5APCDOXHISMJAXB

not attested not anchored not stored refs pending

POLO: a POLicy-based Optimization library

Arda Aytekin, Martin Biel, Mikael Johansson

arxiv:1810.03417 v1 · 2018-10-08 · math.OC · cs.DC · cs.LG · cs.SE · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XX4NNVO7S5C5APCDOXHISMJAXB}

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	2026-05-18T00:03:51.362185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdf8d6d5df9745d03c4375ce893120b8438c3ca10e7b2fe3698b934cdd69d43f

Aliases

arxiv: 1810.03417 · arxiv_version: 1810.03417v1 · doi: 10.48550/arxiv.1810.03417 · pith_short_12: XX4NNVO7S5C5 · pith_short_16: XX4NNVO7S5C5APCD · pith_short_8: XX4NNVO7

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/XX4NNVO7S5C5APCDOXHISMJAXB \
  | 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: bdf8d6d5df9745d03c4375ce893120b8438c3ca10e7b2fe3698b934cdd69d43f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac566d58c51617b62631007c894a04920a330d5a8edb89861c23c9fff9b179fa",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LG",
      "cs.SE",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-10-08T12:58:26Z",
    "title_canon_sha256": "83160d99be4dc0ba48462efaec77b07719550faabd7eebf637f5808f51125121"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03417",
    "kind": "arxiv",
    "version": 1
  }
}