Pith Number

pith:FPC25TH5

pith:2022:FPC25TH5JF6TFU7C7ONDXLP3PH

not attested not anchored not stored refs pending

Learning to Solve Soft-Constrained Vehicle Routing Problems with Lagrangian Relaxation

Choonmeng Lee, Lemeng Pan, Qiaoyue Tang, Yangzhe Kong

arxiv:2207.09860 v3 · 2022-07-20 · cs.AI · cs.LG · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPC25TH5JF6TFU7C7ONDXLP3PH}

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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

Learning to Search for Vehicle Routing with Multiple Time Windows

Receipt and verification

First computed	2026-07-05T04:44:32.154358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bc5aeccfd497d32d3e2fb9a3badfb79cf0e537e62e1f9006852dd8d568ec8dd

Aliases

arxiv: 2207.09860 · arxiv_version: 2207.09860v3 · doi: 10.48550/arxiv.2207.09860 · pith_short_12: FPC25TH5JF6T · pith_short_16: FPC25TH5JF6TFU7C · pith_short_8: FPC25TH5

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/FPC25TH5JF6TFU7C7ONDXLP3PH \
  | 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: 2bc5aeccfd497d32d3e2fb9a3badfb79cf0e537e62e1f9006852dd8d568ec8dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acb8433af246348474ea7259e8239b0f55ac08b458f50b05946f5cb5e95f7365",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2022-07-20T12:51:06Z",
    "title_canon_sha256": "2f91c282f15ce5e92f81fca195474ea8123edc80aa15382076763d84725b7ee5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.09860",
    "kind": "arxiv",
    "version": 3
  }
}