Pith Number

pith:IPFEBKW5

pith:2021:IPFEBKW5NCHD26SWJ5GVESZXQT

not attested not anchored not stored refs pending

Lexico-semantic and affective modelling of Spanish poetry: A semi-supervised learning approach

Alberto Barbado, D\'ebora Carrera, Mar\'ia Dolores Gonz\'alez

arxiv:2109.04152 v2 · 2021-09-09 · cs.AI · 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{IPFEBKW5NCHD26SWJ5GVESZXQT}

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	2026-07-05T03:13:33.282443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43ca40aadd688e3d7a564f4d524b3784ef225c1cc5a949951590bbd09b272946

Aliases

arxiv: 2109.04152 · arxiv_version: 2109.04152v2 · doi: 10.48550/arxiv.2109.04152 · pith_short_12: IPFEBKW5NCHD · pith_short_16: IPFEBKW5NCHD26SW · pith_short_8: IPFEBKW5

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/IPFEBKW5NCHD26SWJ5GVESZXQT \
  | 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: 43ca40aadd688e3d7a564f4d524b3784ef225c1cc5a949951590bbd09b272946

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b095af30cf58ee37ec5ac3c1503bf27ded0f92bbe1711e1e6b4864f4bb56669",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-09-09T10:26:16Z",
    "title_canon_sha256": "8ddaf40b4447d760842b1ac929130abb5ad99de21912ad7289822b8d390c45dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.04152",
    "kind": "arxiv",
    "version": 2
  }
}