Pith Number

pith:XW3HMKVH

pith:2019:XW3HMKVHNHKBZ5TEYFOIYCL7SK

not attested not anchored not stored refs pending

BERT for Coreference Resolution: Baselines and Analysis

Daniel S. Weld, Luke Zettlemoyer, Mandar Joshi, Omer Levy

arxiv:1908.09091 v4 · 2019-08-24 · 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{XW3HMKVHNHKBZ5TEYFOIYCL7SK}

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	2026-07-05T00:27:44.620081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdb6762aa769d41cf664c15c8c097f928bb4ab3d6d5c33a6edcbcb3ef4834328

Aliases

arxiv: 1908.09091 · arxiv_version: 1908.09091v4 · doi: 10.48550/arxiv.1908.09091 · pith_short_12: XW3HMKVHNHKB · pith_short_16: XW3HMKVHNHKBZ5TE · pith_short_8: XW3HMKVH

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/XW3HMKVHNHKBZ5TEYFOIYCL7SK \
  | 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: bdb6762aa769d41cf664c15c8c097f928bb4ab3d6d5c33a6edcbcb3ef4834328

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05127f0c6732a04a73522e274ececbf6e606fd94465bc61e5fbeb498b3d75b49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-24T05:07:36Z",
    "title_canon_sha256": "14254abe5ad984639394bb48892fb66709bc6747b9cb1a93cb3570f3e9fa4a76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09091",
    "kind": "arxiv",
    "version": 4
  }
}