Pith Number

pith:UY6QATZQ

pith:2023:UY6QATZQZAOSO5X3ZL7FOBP73Z

not attested not anchored not stored refs pending

Unsupervised Learning for Combinatorial Optimization Needs Meta-Learning

Haoyu Wang, Pan Li

arxiv:2301.03116 v2 · 2023-01-08 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UY6QATZQZAOSO5X3ZL7FOBP73Z}

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

Primal-Dual Neural Algorithmic Reasoning

Receipt and verification

First computed	2026-07-05T05:34:51.402722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a63d004f30c81d2776fbcafe5705ffde5c450cf4202e4cbf7e7b0541c551d5f4

Aliases

arxiv: 2301.03116 · arxiv_version: 2301.03116v2 · doi: 10.48550/arxiv.2301.03116 · pith_short_12: UY6QATZQZAOS · pith_short_16: UY6QATZQZAOSO5X3 · pith_short_8: UY6QATZQ

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/UY6QATZQZAOSO5X3ZL7FOBP73Z \
  | 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: a63d004f30c81d2776fbcafe5705ffde5c450cf4202e4cbf7e7b0541c551d5f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a66cf6582a70ea04b3a3e2b9aaa34660aaaa043dd4be6b164a7f5a8bef9f64aa",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-01-08T22:14:59Z",
    "title_canon_sha256": "f5c947b8269e0886ba2e5d3861df26f3ff7636596115100df93f48fb38a2f863"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.03116",
    "kind": "arxiv",
    "version": 2
  }
}