Pith Number

pith:C6USWKVE

pith:2019:C6USWKVEZZNRR6JRWD3GKWXOYR

not attested not anchored not stored refs pending

Gumbel-softmax Optimization: A Simple General Framework for Combinatorial Optimization Problems on Graphs

Fei Gao, Jiang Zhang, Jing Liu

arxiv:1909.07018 v1 · 2019-09-16 · cs.LG · cs.DM · 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{C6USWKVEZZNRR6JRWD3GKWXOYR}

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.

Cited by

1 paper in Pith

Variational Evolutionary Network for Statistical Physics Systems

Receipt and verification

First computed	2026-07-05T00:04:52.436433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17a92b2aa4ce5b18f931b0f6655aeec46629edaa8abec02bf8d8901e9c768022

Aliases

arxiv: 1909.07018 · arxiv_version: 1909.07018v1 · doi: 10.48550/arxiv.1909.07018 · pith_short_12: C6USWKVEZZNR · pith_short_16: C6USWKVEZZNRR6JR · pith_short_8: C6USWKVE

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/C6USWKVEZZNRR6JRWD3GKWXOYR \
  | 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: 17a92b2aa4ce5b18f931b0f6655aeec46629edaa8abec02bf8d8901e9c768022

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4d8cd524efac4cb72f9b8839b946b763fe753df2b4419d93b9d1a52b397255d",
    "cross_cats_sorted": [
      "cs.DM",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-09-16T06:43:46Z",
    "title_canon_sha256": "ae4576de04057efa86760f1285a41e1125b29a47ad388f4bbc59d273de0afc7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.07018",
    "kind": "arxiv",
    "version": 1
  }
}