Pith Number

pith:XWKWUAKX

pith:2019:XWKWUAKXOSAPEOGCV4C7TJT7KB

not attested not anchored not stored refs pending

A User-Centered Concept Mining System for Query and Document Understanding at Tencent

Bang Liu, Chaoyue Wang, Di Niu, Jinghong Lin, Kunfeng Lai, Shunnan Xu, Weidong Guo, Yu Xu

arxiv:1905.08487 v1 · 2019-05-21 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XWKWUAKXOSAPEOGCV4C7TJT7KB}

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	2026-05-17T23:45:43.087958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd956a01577480f238c2af05f9a67f506c0fd8d37fb116240a3d70135134ce43

Aliases

arxiv: 1905.08487 · arxiv_version: 1905.08487v1 · doi: 10.48550/arxiv.1905.08487 · pith_short_12: XWKWUAKXOSAP · pith_short_16: XWKWUAKXOSAPEOGC · pith_short_8: XWKWUAKX

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/XWKWUAKXOSAPEOGCV4C7TJT7KB \
  | 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: bd956a01577480f238c2af05f9a67f506c0fd8d37fb116240a3d70135134ce43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80cfc81350a9ca5953bf529733fd01a9052dc9fcd024c36dfeb247a733f2a67a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-05-21T08:25:09Z",
    "title_canon_sha256": "51bc69ae06c30ef11259b1424417bfd0cf9ea1db048db9ae353ff303239e9c60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08487",
    "kind": "arxiv",
    "version": 1
  }
}