Pith Number

pith:YTYNV6MY

pith:2021:YTYNV6MYBFWYW7ERWVTRDZGU6E

not attested not anchored not stored refs pending

A Case Study of Spanish Text Transformations for Twitter Sentiment Analysis

Daniela Moctezuma, Elio A. Villase\~nor, Eric S. Tellez, Mario Graff, Oscar S. Siodia, Sabino Miranda-Jim\'enez

arxiv:2106.02009 v1 · 2021-06-03 · 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{YTYNV6MYBFWYW7ERWVTRDZGU6E}

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	2026-07-05T02:46:06.693135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4f0daf998096d8b7c91b56711e4d4f1019aa0836fa8854383830f6842d1b129

Aliases

arxiv: 2106.02009 · arxiv_version: 2106.02009v1 · doi: 10.48550/arxiv.2106.02009 · pith_short_12: YTYNV6MYBFWY · pith_short_16: YTYNV6MYBFWYW7ER · pith_short_8: YTYNV6MY

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/YTYNV6MYBFWYW7ERWVTRDZGU6E \
  | 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: c4f0daf998096d8b7c91b56711e4d4f1019aa0836fa8854383830f6842d1b129

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d373c883efa24c2fa2c65ae4ace5d6fa42a940f1b43b1e2dc3a3d3533591d087",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-06-03T17:24:31Z",
    "title_canon_sha256": "55f3bded06483d1e165c9611c67fbbb47e3635e77d56e0c6c0dde293bd43e582"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.02009",
    "kind": "arxiv",
    "version": 1
  }
}