Pith Number

pith:NADQGIV7

pith:2018:NADQGIV7HSNUSFGSM7SLROM4HW

not attested not anchored not stored refs pending

Refining Coarse-grained Spatial Data using Auxiliary Spatial Data Sets with Various Granularities

Hiroyuki Toda, Maya Okawa, Takeshi Kurashima, Tomoharu Iwata, Toshiyuki Tanaka, Yusuke Tanaka

arxiv:1809.07952 v2 · 2018-09-21 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NADQGIV7HSNUSFGSM7SLROM4HW}

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	2026-05-17T23:40:17.951401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68070322bf3c9b4914d267e4b8b99c3d8ee4c7fbffa4265ebe43c72d30d3459d

Aliases

arxiv: 1809.07952 · arxiv_version: 1809.07952v2 · doi: 10.48550/arxiv.1809.07952 · pith_short_12: NADQGIV7HSNU · pith_short_16: NADQGIV7HSNUSFGS · pith_short_8: NADQGIV7

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/NADQGIV7HSNUSFGSM7SLROM4HW \
  | 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: 68070322bf3c9b4914d267e4b8b99c3d8ee4c7fbffa4265ebe43c72d30d3459d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a6932d11003b41633fa508bb808cd5c9905a4a7092f75b7461b15a1cf9833cd",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-09-21T05:54:18Z",
    "title_canon_sha256": "857055ddd74139997c88bdfa94029e80f9d3e3e79aab818a41c3c275545e3bd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07952",
    "kind": "arxiv",
    "version": 2
  }
}