Pith Number

pith:LNUVPQZP

pith:2024:LNUVPQZPBSTZO3Q2FB2HCKM7RT

not attested not anchored not stored refs pending

Geospatial Big Data: Survey and Challenges

Han-Chieh Chao, Jiayang Wu, Philip S. Yu, Wensheng Gan

arxiv:2404.18428 v1 · 2024-04-29 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LNUVPQZPBSTZO3Q2FB2HCKM7RT}

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	2026-07-05T08:13:16.105987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b6957c32f0ca7976e1a287471299f8ccee1e6f101b6704e9acc8e67cf5e406d

Aliases

arxiv: 2404.18428 · arxiv_version: 2404.18428v1 · doi: 10.48550/arxiv.2404.18428 · pith_short_12: LNUVPQZPBSTZ · pith_short_16: LNUVPQZPBSTZO3Q2 · pith_short_8: LNUVPQZP

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/LNUVPQZPBSTZO3Q2FB2HCKM7RT \
  | 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: 5b6957c32f0ca7976e1a287471299f8ccee1e6f101b6704e9acc8e67cf5e406d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6dec5b1faee6f844301961be6c39b3338e8f98e8e4994fa04c3293348420df7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2024-04-29T04:59:40Z",
    "title_canon_sha256": "8b5e2d410a002007f7b273ad14a41b25e1dbc9773250e7176fbebb84e11551f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.18428",
    "kind": "arxiv",
    "version": 1
  }
}