Pith Number

pith:PAVXUV32

pith:2017:PAVXUV32VBZTONLZB2XZUZ4LZM

not attested not anchored not stored refs pending

Quantitative Comparison of Open-Source Data for Fine-Grain Mapping of Land Use

Shawn Newsam, Xueqing Deng

arxiv:1711.03641 v1 · 2017-11-09 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PAVXUV32VBZTONLZB2XZUZ4LZM}

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	2026-05-18T00:30:51.798924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

782b7a577aa8733735790eaf9a678bcb03b1572d3cbf28c3fc22cdcaa4d0134b

Aliases

arxiv: 1711.03641 · arxiv_version: 1711.03641v1 · doi: 10.48550/arxiv.1711.03641 · pith_short_12: PAVXUV32VBZT · pith_short_16: PAVXUV32VBZTONLZ · pith_short_8: PAVXUV32

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/PAVXUV32VBZTONLZB2XZUZ4LZM \
  | 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: 782b7a577aa8733735790eaf9a678bcb03b1572d3cbf28c3fc22cdcaa4d0134b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33a52370be869ca39048abcb858db6dc3138ba2bdd374e0f1bd1347f3c6d70fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2017-11-09T23:19:42Z",
    "title_canon_sha256": "d8bc2cd66a111b8d4f0763758b7b422116eb83477d9ed4a2de0381f7ff02ccfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03641",
    "kind": "arxiv",
    "version": 1
  }
}