Pith Number

pith:UVKTFQ6E

pith:2026:UVKTFQ6EIDZ2H6R6KPY4CJIBH7

not attested not anchored not stored refs pending

Bridge: Retrieval-Augmented Spatiotemporal Modeling for Urban Delivery Demand

Dingyi Zhuang, Junlin He, Lijun Sun, Qianjun Huang, Tong Nie, Yihong Tang

arxiv:2605.19172 v1 · 2026-05-18 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UVKTFQ6EIDZ2H6R6KPY4CJIBH7}

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	2026-05-20T01:05:31.601893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a55532c3c440f3a3fa3e53f1c125013fc1586ddbc195e1b663b37d11ed743fc8

Aliases

arxiv: 2605.19172 · arxiv_version: 2605.19172v1 · doi: 10.48550/arxiv.2605.19172 · pith_short_12: UVKTFQ6EIDZ2 · pith_short_16: UVKTFQ6EIDZ2H6R6 · pith_short_8: UVKTFQ6E

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/UVKTFQ6EIDZ2H6R6KPY4CJIBH7 \
  | 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: a55532c3c440f3a3fa3e53f1c125013fc1586ddbc195e1b663b37d11ed743fc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d879c6f6d7477d233d49a5633bef3487f0ed63d5e962b98826678256bcd60d97",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-18T22:55:19Z",
    "title_canon_sha256": "e84130649c5ba2d18506d33067eccfd411f98f2932a33483b098595b040d069a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19172",
    "kind": "arxiv",
    "version": 1
  }
}