Pith Number

pith:6EW3LVLW

pith:2019:6EW3LVLW2OBIA76OYYVKEGSSFI

not attested not anchored not stored refs pending

Hierarchical Graph Convolutional Networks for Semi-supervised Node Classification

Fenyu Hu, Liang Wang, Shu Wu, Tieniu Tan, Yanqiao Zhu

arxiv:1902.06667 v4 · 2019-02-13 · cs.SI · 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{6EW3LVLW2OBIA76OYYVKEGSSFI}

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	2026-05-17T23:43:49.850513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f12db5d576d382807fcec62aa21a522a12b9da8f245b75e1b6945233a4be4531

Aliases

arxiv: 1902.06667 · arxiv_version: 1902.06667v4 · doi: 10.48550/arxiv.1902.06667 · pith_short_12: 6EW3LVLW2OBI · pith_short_16: 6EW3LVLW2OBIA76O · pith_short_8: 6EW3LVLW

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/6EW3LVLW2OBIA76OYYVKEGSSFI \
  | 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: f12db5d576d382807fcec62aa21a522a12b9da8f245b75e1b6945233a4be4531

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c20458681621c59b6c542d6c4b488aad374fdb5bbb11e3934292d9341198c9c2",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-02-13T09:58:44Z",
    "title_canon_sha256": "b95086de90d67b5008e6f388adebcc809962ff9779d12ccf0a703519fc5de3b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06667",
    "kind": "arxiv",
    "version": 4
  }
}