Pith Number

pith:OHJLUWXF

pith:2019:OHJLUWXFWT2AZ74FWCMQ6MBI7X

not attested not anchored not stored refs pending

Program Classification Using Gated Graph Attention Neural Network for Online Programming Service

Dingwu Tan, Haifeng Li, Mingming Lu, Naixue Xiong, Zailiang Chen

arxiv:1903.03804 v1 · 2019-03-09 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OHJLUWXFWT2AZ74FWCMQ6MBI7X}

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	2026-05-17T23:51:40.895500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71d2ba5ae5b4f40cff85b0990f3028fdf93fa909a9a5de43df926d957f99b492

Aliases

arxiv: 1903.03804 · arxiv_version: 1903.03804v1 · doi: 10.48550/arxiv.1903.03804 · pith_short_12: OHJLUWXFWT2A · pith_short_16: OHJLUWXFWT2AZ74F · pith_short_8: OHJLUWXF

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/OHJLUWXFWT2AZ74FWCMQ6MBI7X \
  | 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: 71d2ba5ae5b4f40cff85b0990f3028fdf93fa909a9a5de43df926d957f99b492

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e978b07d4cb974d12698577f40de8473a2f6593ea2b39ee1edfa442d284a15e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-03-09T13:47:05Z",
    "title_canon_sha256": "69d5e098c07d4cf39ff5bdd2b5d4f029a30c15500d3fd7267b40d7ec7bfbe451"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03804",
    "kind": "arxiv",
    "version": 1
  }
}