Pith Number

pith:UUEN4VCJ

pith:2025:UUEN4VCJ7ZUZIOTEB5JLKYH2FV

not attested not anchored not stored refs pending

Conditional Unigram Tokenization with Parallel Data

Gianluca Vico, Jind\v{r}inch Libovick\'y

arxiv:2507.07824 v1 · 2025-07-10 · 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{UUEN4VCJ7ZUZIOTEB5JLKYH2FV}

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	2026-07-05T11:35:05.708822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a508de5449fe69943a640f52b560fa2d792d86bc2a43fec7064aea5647af3fab

Aliases

arxiv: 2507.07824 · arxiv_version: 2507.07824v1 · doi: 10.48550/arxiv.2507.07824 · pith_short_12: UUEN4VCJ7ZUZ · pith_short_16: UUEN4VCJ7ZUZIOTE · pith_short_8: UUEN4VCJ

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/UUEN4VCJ7ZUZIOTEB5JLKYH2FV \
  | 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: a508de5449fe69943a640f52b560fa2d792d86bc2a43fec7064aea5647af3fab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a24685ad19b22c034c2301736dc5f95880073365939e68d7333f5f0a6f4d7f0a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-10T14:53:59Z",
    "title_canon_sha256": "2079961cf0740df10ce0aeedc4394822cad46b81a478c84d312cb6896735104b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.07824",
    "kind": "arxiv",
    "version": 1
  }
}