Pith Number

pith:J4UOAGJ2

pith:2026:J4UOAGJ2F5UMISMI3T6QQDHREU

not attested not anchored not stored refs pending

Optimizing Nursing Care Taxi Dispatch Leveraging Integer Linear Programming Solvers and Machine Learning

Akihito Hiromori, Hamada Rizk, Hirozumi Yamaguchi, Riku Nakao

arxiv:2606.29725 v1 · 2026-06-29 · 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{J4UOAGJ2F5UMISMI3T6QQDHREU}

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	2026-06-30T02:17:32.200994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f28e0193a2f68c44988dcfd080cf1251128a006f194ed35d818390637140585

Aliases

arxiv: 2606.29725 · arxiv_version: 2606.29725v1 · doi: 10.48550/arxiv.2606.29725 · pith_short_12: J4UOAGJ2F5UM · pith_short_16: J4UOAGJ2F5UMISMI · pith_short_8: J4UOAGJ2

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/J4UOAGJ2F5UMISMI3T6QQDHREU \
  | 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: 4f28e0193a2f68c44988dcfd080cf1251128a006f194ed35d818390637140585

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04967ac5b284d07584e3962c94827066303d77e827b5cf7e6ca4391238bd27c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-29T03:05:58Z",
    "title_canon_sha256": "992625d6d1881c0b3e68596c63e920da88e2165603908dc0e4a8be98e666f6d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29725",
    "kind": "arxiv",
    "version": 1
  }
}