Pith Number

pith:QZOS2VH2

pith:2025:QZOS2VH2JDLI7CH54MKGGDCU5T

not attested not anchored not stored refs pending

SuperBPE: Space Travel for Language Models

Alisa Liu, Jonathan Hayase, Noah A. Smith, Sewoong Oh, Valentin Hofmann, Yejin Choi

arxiv:2503.13423 v3 · 2025-03-17 · cs.CL · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZOS2VH2JDLI7CH54MKGGDCU5T}

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

7 papers in Pith

Where to cut, how deep: BPE and Unigram-LM on chemistry SMILES

BrahmicTokenizer-131K: An Indic-Capable Drop-In Replacement for o200k_base

Sampling from Your Language Model One Byte at a Time

Vocab Diet: Reshaping the Vocabulary of LLMs via Vector Arithmetic

DC-DiT: Adaptive Compute and Elastic Inference for Visual Generation via Dynamic Chunking

Receipt and verification

First computed	2026-07-05T11:59:41.007704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

865d2d54fa48d68f88fde314630c54ecdaf827dc67d79598e1b694fd006b1e01

Aliases

arxiv: 2503.13423 · arxiv_version: 2503.13423v3 · doi: 10.48550/arxiv.2503.13423 · pith_short_12: QZOS2VH2JDLI · pith_short_16: QZOS2VH2JDLI7CH5 · pith_short_8: QZOS2VH2

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/QZOS2VH2JDLI7CH54MKGGDCU5T \
  | 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: 865d2d54fa48d68f88fde314630c54ecdaf827dc67d79598e1b694fd006b1e01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "269efe0b3110d365a989cbeef467753a0f0316020ce9b2a8167431d1bf6b73be",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-03-17T17:53:23Z",
    "title_canon_sha256": "e28cc7493ce4830af8649b777d34864c5f1de4b5794b40a6fd0bb4e44d47216d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.13423",
    "kind": "arxiv",
    "version": 3
  }
}