Pith Number

pith:CUBBAJMW

pith:2019:CUBBAJMWW6ZFTT2OPPVQUUNQKR

not attested not anchored not stored refs pending

A Morpho-Syntactically Informed LSTM-CRF Model for Named Entity Recognition

Kiril Simov, Lilia Simeonova, Petya Osenova, Preslav Nakov

arxiv:1908.10261 v1 · 2019-08-27 · 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{CUBBAJMWW6ZFTT2OPPVQUUNQKR}

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	2026-07-04T23:59:55.708392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1502102596b7b259cf4e7beb0a51b05454da72f30ef437e9ba837bd81b541483

Aliases

arxiv: 1908.10261 · arxiv_version: 1908.10261v1 · doi: 10.48550/arxiv.1908.10261 · pith_short_12: CUBBAJMWW6ZF · pith_short_16: CUBBAJMWW6ZFTT2O · pith_short_8: CUBBAJMW

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/CUBBAJMWW6ZFTT2OPPVQUUNQKR \
  | 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: 1502102596b7b259cf4e7beb0a51b05454da72f30ef437e9ba837bd81b541483

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4ac2f2d89a1a726c08fa886f343ffd74c7b9818d5b7634950305cf017636e24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-27T15:10:24Z",
    "title_canon_sha256": "23e5395069a590e1b5048321311049b4e3ad8806f426bcf0fb7c546c1948e115"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10261",
    "kind": "arxiv",
    "version": 1
  }
}