Pith Number

pith:VWNT5Z4O

pith:2025:VWNT5Z4OZHOOSLMZKONFFE2NJD

not attested not anchored not stored refs pending

Named Entity Recognition in Historical Italian: The Case of Giacomo Leopardi's Zibaldone

Cristian Santini, Emanuele Frontoni, Laura Melosi

arxiv:2505.20113 v1 · 2025-05-26 · 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{VWNT5Z4OZHOOSLMZKONFFE2NJD}

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	2026-07-05T11:09:52.833151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad9b3ee78ec9dce92d99539a52934d48f6ab3726a1a20f8a9984066d83229980

Aliases

arxiv: 2505.20113 · arxiv_version: 2505.20113v1 · doi: 10.48550/arxiv.2505.20113 · pith_short_12: VWNT5Z4OZHOO · pith_short_16: VWNT5Z4OZHOOSLMZ · pith_short_8: VWNT5Z4O

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/VWNT5Z4OZHOOSLMZKONFFE2NJD \
  | 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: ad9b3ee78ec9dce92d99539a52934d48f6ab3726a1a20f8a9984066d83229980

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfda3d9cb62ebd2659a15cc754a5c6559c33daec7755622eae489b5c219aeddb",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-26T15:16:48Z",
    "title_canon_sha256": "ba36efff14eaeae419c5b2882f7cf7fd17addd89eb269098b17fedd004ceef86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20113",
    "kind": "arxiv",
    "version": 1
  }
}