Pith Number

pith:D5KDX4P2

pith:2013:D5KDX4P2EIYFQUSVLTCILU4PUZ

not attested not anchored not stored refs pending

Travel time estimation for ambulances using Bayesian data augmentation

Bradford S. Westgate, David S. Matteson, Dawn B. Woodard, Shane G. Henderson

arxiv:1312.1873 v1 · 2013-12-06 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D5KDX4P2EIYFQUSVLTCILU4PUZ}

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	2026-05-18T03:05:19.560287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f543bf1fa22305852555cc485d38fa66a37d0a7a224c05a371a7d14963bf292

Aliases

arxiv: 1312.1873 · arxiv_version: 1312.1873v1 · doi: 10.48550/arxiv.1312.1873 · pith_short_12: D5KDX4P2EIYF · pith_short_16: D5KDX4P2EIYFQUSV · pith_short_8: D5KDX4P2

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/D5KDX4P2EIYFQUSVLTCILU4PUZ \
  | 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: 1f543bf1fa22305852555cc485d38fa66a37d0a7a224c05a371a7d14963bf292

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb60aa7fb0e799caa5d0160a8f8f86effc7938926c80e21aa4229d3d11a2b3b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2013-12-06T14:33:25Z",
    "title_canon_sha256": "b7753c5618069f83a15ef62c9a843dbc756bfde0539c49bf779a29fd3a9e1602"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1873",
    "kind": "arxiv",
    "version": 1
  }
}