Pith Number

pith:57GQC52N

pith:2025:57GQC52NSVWROLTW6O2JOEJHOU

not attested not anchored not stored refs pending

FLEXITOKENS: Flexible Tokenization for Evolving Language Models

Abraham Toluwase Owodunni, Orevaoghene Ahia, Sachin Kumar

arxiv:2507.12720 v4 · 2025-07-17 · 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{57GQC52NSVWROLTW6O2JOEJHOU}

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.

Cited by

2 papers in Pith

Scratchpad Patching: Decoupling Compute from Patch Size in Byte-Level Language Models

Compute Optimal Tokenization

Receipt and verification

First computed	2026-05-18T02:44:33.473000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efcd01774d956d172e76f3b4971127751baf0f1c2ca59c9bb25816b034f3558a

Aliases

arxiv: 2507.12720 · arxiv_version: 2507.12720v4 · doi: 10.48550/arxiv.2507.12720 · pith_short_12: 57GQC52NSVWR · pith_short_16: 57GQC52NSVWROLTW · pith_short_8: 57GQC52N

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/57GQC52NSVWROLTW6O2JOEJHOU \
  | 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: efcd01774d956d172e76f3b4971127751baf0f1c2ca59c9bb25816b034f3558a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e8b64221741d8f3e3e88aebf449ae6f06ab4d44e1d6ce8f6cba43667a37e07e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-17T01:55:41Z",
    "title_canon_sha256": "fa0503b3d4e85c51dfb94e847838d1e3b222381f9e1d8a40bd4cdec561ef22e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.12720",
    "kind": "arxiv",
    "version": 4
  }
}