Pith Number

pith:YHGWA7D7

pith:2023:YHGWA7D7V2ZT4LVQEBK4LTF6RF

not attested not anchored not stored refs pending

AttenWalker: Unsupervised Long-Document Question Answering via Attention-based Graph Walking

Heyan Huang, Wei Wei, Xian-Ling Mao, Yuxiang Nie

arxiv:2305.02235 v1 · 2023-05-03 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YHGWA7D7V2ZT4LVQEBK4LTF6RF}

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	2026-07-05T06:06:48.856471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1cd607c7faeb33e2eb02055c5ccbe8969a44521cee577bef9dc43d8070d3db6

Aliases

arxiv: 2305.02235 · arxiv_version: 2305.02235v1 · doi: 10.48550/arxiv.2305.02235 · pith_short_12: YHGWA7D7V2ZT · pith_short_16: YHGWA7D7V2ZT4LVQ · pith_short_8: YHGWA7D7

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/YHGWA7D7V2ZT4LVQEBK4LTF6RF \
  | 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: c1cd607c7faeb33e2eb02055c5ccbe8969a44521cee577bef9dc43d8070d3db6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dedf95f3862c26706e4ec78ebdb1d7d74eaf3c0470af08b1146a7ce83e93ce17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-05-03T16:16:14Z",
    "title_canon_sha256": "27304c6e772035322a99bf701914bd8f81a436ed430c11b45cd593b390aae7d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.02235",
    "kind": "arxiv",
    "version": 1
  }
}