Pith Number

pith:Z4NHDQAD

pith:2026:Z4NHDQADNBZQFDFTGZFRZESV4A

not attested not anchored not stored refs pending

Selective Ambulance Dispatch Under Contextual Travel-Time Uncertainty

Daniel Zhuoyu Long, Viet Anh Nguyen, Zikun Lin

arxiv:2605.23378 v1 · 2026-05-22 · math.OC · 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{Z4NHDQADNBZQFDFTGZFRZESV4A}

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	2026-05-25T02:01:51.570514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf1a71c0036873028cb3364b1c9255e0058a22bd5e96f5e26fd9bbb2769cf1fd

Aliases

arxiv: 2605.23378 · arxiv_version: 2605.23378v1 · doi: 10.48550/arxiv.2605.23378 · pith_short_12: Z4NHDQADNBZQ · pith_short_16: Z4NHDQADNBZQFDFT · pith_short_8: Z4NHDQAD

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/Z4NHDQADNBZQFDFTGZFRZESV4A \
  | 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: cf1a71c0036873028cb3364b1c9255e0058a22bd5e96f5e26fd9bbb2769cf1fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38e1544b389d215c904f3a360f0c18942afc9c921ce2e2bd762fdda654b45098",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-05-22T08:46:21Z",
    "title_canon_sha256": "5d05ee2e846045aea143620707dac17193afbdef6bf87a4132f2cff97aa87198"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23378",
    "kind": "arxiv",
    "version": 1
  }
}