Pith Number

pith:2QKY2WDV

pith:2021:2QKY2WDVM7ILMYMSQVW7TPKU4G

not attested not anchored not stored refs pending

GEDIT: Geographic-Enhanced and Dependency-Guided Tagging for Joint POI and Accessibility Extraction at Baidu Maps

Bing Qin, Chunyuan Yuan, HaiFeng Wang, Jizhou Huang, Miao Fan, Ming Liu, Yibo Sun

arxiv:2108.09104 v1 · 2021-08-20 · 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{2QKY2WDVM7ILMYMSQVW7TPKU4G}

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	2026-07-05T03:07:34.178208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4158d587567d0b66192856df9bd54e19e158e2e28221a49e9b4dfd451008855

Aliases

arxiv: 2108.09104 · arxiv_version: 2108.09104v1 · doi: 10.48550/arxiv.2108.09104 · pith_short_12: 2QKY2WDVM7IL · pith_short_16: 2QKY2WDVM7ILMYMS · pith_short_8: 2QKY2WDV

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/2QKY2WDVM7ILMYMSQVW7TPKU4G \
  | 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: d4158d587567d0b66192856df9bd54e19e158e2e28221a49e9b4dfd451008855

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3be00d6d458d8677d466864bb28fff3193405da299ce309233ca5ba96b976e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-08-20T10:55:48Z",
    "title_canon_sha256": "27dec62d3eb6272d823dbf3d91330a81ecd9b5db2604812a311ea803f97a8c02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.09104",
    "kind": "arxiv",
    "version": 1
  }
}