Pith Number

pith:XUJ6HGEM

pith:2019:XUJ6HGEMJ73QKPLU3U56HZYJIH

not attested not anchored not stored refs pending

How to Evaluate Machine Learning Approaches for Combinatorial Optimization: Application to the Travelling Salesman Problem

Antoine Fran\c{c}ois, Louis-Martin Rousseau, Quentin Cappart

arxiv:1909.13121 v1 · 2019-09-28 · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XUJ6HGEMJ73QKPLU3U56HZYJIH}

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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

Design And Optimization Of Multi-rendezvous Manoeuvres Based On Reinforcement Learning And Convex Optimization

Receipt and verification

First computed	2026-07-05T00:07:56.256277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd13e3988c4ff7053d74dd3be3e70941f8f40c98bf564528892afe000ea792b9

Aliases

arxiv: 1909.13121 · arxiv_version: 1909.13121v1 · doi: 10.48550/arxiv.1909.13121 · pith_short_12: XUJ6HGEMJ73Q · pith_short_16: XUJ6HGEMJ73QKPLU · pith_short_8: XUJ6HGEM

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/XUJ6HGEMJ73QKPLU3U56HZYJIH \
  | 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: bd13e3988c4ff7053d74dd3be3e70941f8f40c98bf564528892afe000ea792b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "930fed24d1448d6ae465e41469494bae77be5c8cf9d01edfb30bce8a55ad8d4e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-09-28T16:35:38Z",
    "title_canon_sha256": "5e8b1a3af732e345954c299c7645671b7d8514a6c66d8217eeb43de6143c4290"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.13121",
    "kind": "arxiv",
    "version": 1
  }
}