Pith Number

pith:LPSROIBX

pith:2023:LPSROIBXA63OZU7PFVVVQPKHYV

not attested not anchored not stored refs pending

TopoBERT: Plug and Play Toponym Recognition Module Harnessing Fine-tuned BERT

Bing Zhou, Daniel Goldberg, Lei Zou, YingJie Hu, Yi Qiang

arxiv:2301.13631 v2 · 2023-01-31 · cs.CL · 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{LPSROIBXA63OZU7PFVVVQPKHYV}

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	2026-07-05T05:38:30.951261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5be517203707b6ecd3ef2d6b583d47c56d72450e4fa45611ba83ffff803f84b7

Aliases

arxiv: 2301.13631 · arxiv_version: 2301.13631v2 · doi: 10.48550/arxiv.2301.13631 · pith_short_12: LPSROIBXA63O · pith_short_16: LPSROIBXA63OZU7P · pith_short_8: LPSROIBX

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/LPSROIBXA63OZU7PFVVVQPKHYV \
  | 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: 5be517203707b6ecd3ef2d6b583d47c56d72450e4fa45611ba83ffff803f84b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aa782ec513f9ac06f1edb03fe8592491af6f4c5de7d3578204a36d34570e305",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-01-31T13:44:34Z",
    "title_canon_sha256": "178f3d77ee24f589c669339133e2a7bc568776906b265c0774d90f4b14d6a714"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.13631",
    "kind": "arxiv",
    "version": 2
  }
}