Pith Number

pith:BOQYBHAW

pith:2019:BOQYBHAWKHGH5L2BJHDROAMRSF

not attested not anchored not stored refs pending

Domain-Constrained Advertising Keyword Generation

Changlei Zhu, Hao Zhou, Minlie Huang, Peng Shu, Xiaoyan Zhu, Yishun Mao

arxiv:1902.10374 v1 · 2019-02-27 · 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{BOQYBHAWKHGH5L2BJHDROAMRSF}

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	2026-05-17T23:52:31.024230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ba1809c1651cc7eaf4149c717019191554b4149f128833f36c233d1d4fee0c0

Aliases

arxiv: 1902.10374 · arxiv_version: 1902.10374v1 · doi: 10.48550/arxiv.1902.10374 · pith_short_12: BOQYBHAWKHGH · pith_short_16: BOQYBHAWKHGH5L2B · pith_short_8: BOQYBHAW

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/BOQYBHAWKHGH5L2BJHDROAMRSF \
  | 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: 0ba1809c1651cc7eaf4149c717019191554b4149f128833f36c233d1d4fee0c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4144f5cdf45f87736225104b0a18e334f136e7153760f105ca1d980c2c859981",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-02-27T07:54:54Z",
    "title_canon_sha256": "4ed941287519db476426f478ad37c40efe316e4d4dce27a7f046d5b94a627fb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10374",
    "kind": "arxiv",
    "version": 1
  }
}