Pith Number

pith:P2QRGWEV

pith:2018:P2QRGWEVJBLBOY23RK5P3QZZ4B

not attested not anchored not stored refs pending

Stroke-based Character Reconstruction

Shuchang Zhou, Wen Heng, Yuanzheng Tao, Zhewei Huang

arxiv:1806.08990 v3 · 2018-06-23 · cs.CV · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P2QRGWEVJBLBOY23RK5P3QZZ4B}

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	2026-05-17T23:59:38.645278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ea1135895485617635b8abafdc339e06edad5d02a3d4e8f2cd95955eae21c93

Aliases

arxiv: 1806.08990 · arxiv_version: 1806.08990v3 · doi: 10.48550/arxiv.1806.08990 · pith_short_12: P2QRGWEVJBLB · pith_short_16: P2QRGWEVJBLBOY23 · pith_short_8: P2QRGWEV

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/P2QRGWEVJBLBOY23RK5P3QZZ4B \
  | 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: 7ea1135895485617635b8abafdc339e06edad5d02a3d4e8f2cd95955eae21c93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d5c439677e9280a5ece3a4dd8927ee54292e67851e361edeee357468898a0aa",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-06-23T15:47:34Z",
    "title_canon_sha256": "d1372298fddbd44accad7e36b3c5f50586cb7a3e3b8b9f9d3605e8ed2f395c4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08990",
    "kind": "arxiv",
    "version": 3
  }
}