Pith Number

pith:JRTC37XH

pith:2026:JRTC37XHTWAP6YTYLZD2BQCPEO

not attested not anchored not stored refs pending

A Solver-Free Training Method for Predict-then-Optimize

Beichen Wan, Mo Liu

arxiv:2606.19587 v1 · 2026-06-17 · stat.ML · 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{JRTC37XHTWAP6YTYLZD2BQCPEO}

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	2026-06-19T16:12:29.554280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c662dfee79d80ff62785e47a0c04f238c209df44413f053ab90372b1295b1e3

Aliases

arxiv: 2606.19587 · arxiv_version: 2606.19587v1 · doi: 10.48550/arxiv.2606.19587 · pith_short_12: JRTC37XHTWAP · pith_short_16: JRTC37XHTWAP6YTY · pith_short_8: JRTC37XH

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/JRTC37XHTWAP6YTYLZD2BQCPEO \
  | 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: 4c662dfee79d80ff62785e47a0c04f238c209df44413f053ab90372b1295b1e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "201929c7f799b736ad0ad1538455a0dc98312a0401ee87d9e475a2865fbfcdcb",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-06-17T20:42:49Z",
    "title_canon_sha256": "0d5ab582197b02a8d3ffd958956f1ff05d4153b0ff7c349237bb847f1c982ce8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19587",
    "kind": "arxiv",
    "version": 1
  }
}