Pith Number

pith:LHTTFWWO

pith:2021:LHTTFWWO7V6ZU7E2OQHHF2P357

not attested not anchored not stored refs pending

Urban Fire Station Location Planning using Predicted Demand and Service Quality Index

Andrew Heger, Arnab Dey, Darin England

arxiv:2109.02160 v2 · 2021-09-05 · cs.LG · cs.IR · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LHTTFWWO7V6ZU7E2OQHHF2P357}

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	2026-07-05T03:58:17.248167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59e732dacefd7d9a7c9a740e72e9fbefd153a44992c9bb3b56a2e726fbbff601

Aliases

arxiv: 2109.02160 · arxiv_version: 2109.02160v2 · doi: 10.48550/arxiv.2109.02160 · pith_short_12: LHTTFWWO7V6Z · pith_short_16: LHTTFWWO7V6ZU7E2 · pith_short_8: LHTTFWWO

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/LHTTFWWO7V6ZU7E2OQHHF2P357 \
  | 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: 59e732dacefd7d9a7c9a740e72e9fbefd153a44992c9bb3b56a2e726fbbff601

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "543e46942bdf4d1241f937690a9d4bfb0f19b9de7a7d91995223e3dbd9c3ecc8",
    "cross_cats_sorted": [
      "cs.IR",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-09-05T19:59:26Z",
    "title_canon_sha256": "e61263d32e055e650c05a87af39fa5dcb0cae26d59c92580b0681d8761109990"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02160",
    "kind": "arxiv",
    "version": 2
  }
}