Pith Number

pith:SFZBUX26

pith:2015:SFZBUX26E3MUFQ252HCVTCWORL

not attested not anchored not stored refs pending

Boosting Named Entity Recognition with Neural Character Embeddings

Cicero Nogueira dos Santos, Victor Guimar\~aes

arxiv:1505.05008 v2 · 2015-05-19 · 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{SFZBUX26E3MUFQ252HCVTCWORL}

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	2026-05-18T02:03:44.927935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91721a5f5e26d942c35dd1c5598ace8ac94894c98edd11966a034fb406c3562c

Aliases

arxiv: 1505.05008 · arxiv_version: 1505.05008v2 · doi: 10.48550/arxiv.1505.05008 · pith_short_12: SFZBUX26E3MU · pith_short_16: SFZBUX26E3MUFQ25 · pith_short_8: SFZBUX26

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/SFZBUX26E3MUFQ252HCVTCWORL \
  | 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: 91721a5f5e26d942c35dd1c5598ace8ac94894c98edd11966a034fb406c3562c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85a87a12a14a870932551c438c012c389cfbbbdddf31198f8fb9d5fee4e09c4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-05-19T14:21:37Z",
    "title_canon_sha256": "ce0e651e301463eb89dd6853dbc2ea141e8d964e6f09246fdef7766a2e6f2d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05008",
    "kind": "arxiv",
    "version": 2
  }
}