Pith Number

pith:GDY3WQYM

pith:2013:GDY3WQYM2AVV3DYX6PXV6O5VZH

not attested not anchored not stored refs pending

A Multi-stage Collaborative 3D GIS to Support Public Participation

Bailang Yu, Jianping Wu, Krzysztof Janowicz, Xizhi Zhao, YingJie Hu, Zhenhua Lv

arxiv:1312.0638 v1 · 2013-12-02 · 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{GDY3WQYM2AVV3DYX6PXV6O5VZH}

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	2026-05-18T03:05:37.100341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30f1bb430cd02b5d8f17f3ef5f3bb5c9ef73123807d27849cc1df019fb1233de

Aliases

arxiv: 1312.0638 · arxiv_version: 1312.0638v1 · doi: 10.48550/arxiv.1312.0638 · pith_short_12: GDY3WQYM2AVV · pith_short_16: GDY3WQYM2AVV3DYX · pith_short_8: GDY3WQYM

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/GDY3WQYM2AVV3DYX6PXV6O5VZH \
  | 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: 30f1bb430cd02b5d8f17f3ef5f3bb5c9ef73123807d27849cc1df019fb1233de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b377482a899998bb6a405912c486457f8961f720cf6e884ada9bdcc2ecdacb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2013-12-02T21:40:37Z",
    "title_canon_sha256": "d9a80c9505976908919208f8e83d19f0b7ab5ecf0f0bcac49c020575dd6981a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0638",
    "kind": "arxiv",
    "version": 1
  }
}