Pith Number

pith:U5UMVMAN

pith:2021:U5UMVMANFOKY2E64WRR6PO3I62

not attested not anchored not stored refs pending

Enhanced word embeddings using multi-semantic representation through lexical chains

Charles Henrique Porto Ferreira, D\'ebora Maria Rossi Medeiros, Fabr\'icio Olivetti de Fran\c{c}a, Terry Ruas, William Grosky

arxiv:2101.09023 v2 · 2021-01-22 · cs.CL · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U5UMVMANFOKY2E64WRR6PO3I62}

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	2026-07-05T05:26:01.085612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a768cab00d2b958d13dcb463e7bb68f6ad0d1140a6792cd5a3603b84e230f202

Aliases

arxiv: 2101.09023 · arxiv_version: 2101.09023v2 · doi: 10.48550/arxiv.2101.09023 · pith_short_12: U5UMVMANFOKY · pith_short_16: U5UMVMANFOKY2E64 · pith_short_8: U5UMVMAN

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/U5UMVMANFOKY2E64WRR6PO3I62 \
  | 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: a768cab00d2b958d13dcb463e7bb68f6ad0d1140a6792cd5a3603b84e230f202

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ee50934070691c2d2e721f462e6e01c7706d056bf5296e6c2748313a7d3a91a",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-01-22T09:43:33Z",
    "title_canon_sha256": "869acca0967632a03ebe38aa050638fcf5592724909b05710cfc5e2a1eac9d62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09023",
    "kind": "arxiv",
    "version": 2
  }
}