Pith Number

pith:4FOCGFXK

pith:2025:4FOCGFXKLQ4MEUIKMQHW5EUIK7

not attested not anchored not stored refs pending

Prune or Retrain: Optimizing the Vocabulary of Multilingual Models for Estonian

Aleksei Dorkin, Kairit Sirts, Taido Purason

arxiv:2501.02631 v1 · 2025-01-05 · 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{4FOCGFXKLQ4MEUIKMQHW5EUIK7}

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	2026-07-05T09:57:10.007041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e15c2316ea5c38c2510a640f6e928857c207482342b14266d024e386149982d8

Aliases

arxiv: 2501.02631 · arxiv_version: 2501.02631v1 · doi: 10.48550/arxiv.2501.02631 · pith_short_12: 4FOCGFXKLQ4M · pith_short_16: 4FOCGFXKLQ4MEUIK · pith_short_8: 4FOCGFXK

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/4FOCGFXKLQ4MEUIKMQHW5EUIK7 \
  | 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: e15c2316ea5c38c2510a640f6e928857c207482342b14266d024e386149982d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52c25e1d75fe2168990a16d87e1dec29857bc72e92d8b1ceb882f2a6a3195a87",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-01-05T19:21:45Z",
    "title_canon_sha256": "954f84f95db6c79b6b17fba5750e0716c004a5f315ff4d128d6478e732f1bd78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.02631",
    "kind": "arxiv",
    "version": 1
  }
}