Pith Number

pith:SDDQYOPR

pith:2013:SDDQYOPRNKPFF574TR4CTLZRSO

not attested not anchored not stored refs pending

The GWmodel R package: Further Topics for Exploring Spatial Heterogeneity using Geographically Weighted Models

Binbin Lu, Chris Brunsdon, Martin Charlton, Paul Harris

arxiv:1312.2753 v1 · 2013-12-10 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SDDQYOPRNKPFF574TR4CTLZRSO}

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	2026-05-18T03:05:08.897572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90c70c39f16a9e52f7fc9c7829af319383a81dc6a9900c915eaa38855a7f9a8e

Aliases

arxiv: 1312.2753 · arxiv_version: 1312.2753v1 · doi: 10.48550/arxiv.1312.2753 · pith_short_12: SDDQYOPRNKPF · pith_short_16: SDDQYOPRNKPFF574 · pith_short_8: SDDQYOPR

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/SDDQYOPRNKPFF574TR4CTLZRSO \
  | 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: 90c70c39f16a9e52f7fc9c7829af319383a81dc6a9900c915eaa38855a7f9a8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb057c82aac7fe27c75a38c41033dc084d9809790bf0f3a266489571d1ef4a1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2013-12-10T11:01:23Z",
    "title_canon_sha256": "766dcd1490d455a8afa2d169eee9c58962268718d3a4b05d95a8afbd3e2fc678"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2753",
    "kind": "arxiv",
    "version": 1
  }
}