Pith Number

pith:4I32KD7B

pith:2025:4I32KD7BCKRB5ZDAQS4KBVMAC3

not attested not anchored not stored refs pending

USTBench: Benchmarking and Dissecting Spatiotemporal Reasoning of LLMs as Urban Agents

Hao Liu, Siqi Lai, Yansong Ning, Zhixi Chen, Zirui Yuan

arxiv:2505.17572 v1 · 2025-05-23 · 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{4I32KD7BCKRB5ZDAQS4KBVMAC3}

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.

Cited by

1 paper in Pith

TransitLM: A Large-Scale Dataset and Benchmark for Map-Free Transit Route Generation

Receipt and verification

First computed	2026-07-05T11:08:28.343067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e237a50fe112a21ee46084b8a0d58016e0f3abcf3167d16e3b9d2ff92e3174ad

Aliases

arxiv: 2505.17572 · arxiv_version: 2505.17572v1 · doi: 10.48550/arxiv.2505.17572 · pith_short_12: 4I32KD7BCKRB · pith_short_16: 4I32KD7BCKRB5ZDA · pith_short_8: 4I32KD7B

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/4I32KD7BCKRB5ZDAQS4KBVMAC3 \
  | 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: e237a50fe112a21ee46084b8a0d58016e0f3abcf3167d16e3b9d2ff92e3174ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db7f0aa41d78084ffe58d91aa0b2824fcd4d3f180e77b72e7aefadc946c950cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-05-23T07:30:57Z",
    "title_canon_sha256": "010b9085aab50152e39ce3f217bbf5af265bcd9111daa28cf72785b8dd66edfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.17572",
    "kind": "arxiv",
    "version": 1
  }
}