Pith Number

pith:3HZIW76M

pith:2012:3HZIW76MNUPB24XT445KJ5EI2X

not attested not anchored not stored refs pending

Discrete Surface Modeling Based on Google Earth: A Case Study

Gang Mei, John C.Tipper, Nengxiong Xu

arxiv:1212.6048 v1 · 2012-12-25 · cs.GR · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3HZIW76MNUPB24XT445KJ5EI2X}

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	2026-05-18T03:14:39.246961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9f28b7fcc6d1e1d72f3e73aa4f488d5c1ae09ba60e23e6c7657188d94eab314

Aliases

arxiv: 1212.6048 · arxiv_version: 1212.6048v1 · doi: 10.48550/arxiv.1212.6048 · pith_short_12: 3HZIW76MNUPB · pith_short_16: 3HZIW76MNUPB24XT · pith_short_8: 3HZIW76M

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/3HZIW76MNUPB24XT445KJ5EI2X \
  | 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: d9f28b7fcc6d1e1d72f3e73aa4f488d5c1ae09ba60e23e6c7657188d94eab314

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e9785ed5cb57f454984bcebe646a7f0cf757e38d3f4cf827d9e94f98049e018",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2012-12-25T13:23:32Z",
    "title_canon_sha256": "da1899f58483ae0685ba3ca330b8ffe4c89448e3dd8fab93b6c57e331965d85f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6048",
    "kind": "arxiv",
    "version": 1
  }
}