Pith Number

pith:5LLMWEYT

pith:2017:5LLMWEYTLW7KHPTPUHCK56Q3AD

not attested not anchored not stored refs pending

Building Detection from Satellite Images on a Global Scale

Amy Zhang, Andreas Gros, Tobias Tiecke, Xianming Liu

arxiv:1707.08952 v1 · 2017-07-27 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5LLMWEYTLW7KHPTPUHCK56Q3AD}

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	2026-05-18T00:39:18.986890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ead6cb13135dbea3be6fa1c4aefa1b00cd75925af882ef8d721da3fa7d6fbf47

Aliases

arxiv: 1707.08952 · arxiv_version: 1707.08952v1 · doi: 10.48550/arxiv.1707.08952 · pith_short_12: 5LLMWEYTLW7K · pith_short_16: 5LLMWEYTLW7KHPTP · pith_short_8: 5LLMWEYT

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/5LLMWEYTLW7KHPTPUHCK56Q3AD \
  | 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: ead6cb13135dbea3be6fa1c4aefa1b00cd75925af882ef8d721da3fa7d6fbf47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8a4453a8548726ff665431abe08d93c97d2b84fe9385f288e15b82407403655",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-07-27T17:56:30Z",
    "title_canon_sha256": "0c9d0fcd2f3e23f1738deddd078e639d53ff55280d2e7a6c50e91bf418fa17bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08952",
    "kind": "arxiv",
    "version": 1
  }
}