Pith Number

pith:UJXXSEMU

pith:2024:UJXXSEMUFSV3FLT7TK7VRHMFUC

not attested not anchored not stored refs pending

Data Mixture Inference: What do BPE Tokenizers Reveal about their Training Data?

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

arxiv:2407.16607 v4 · 2024-07-23 · 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{UJXXSEMUFSV3FLT7TK7VRHMFUC}

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

Proxy Compression for Language Modeling

TokAlign++: Advancing Vocabulary Adaptation via Better Token Alignment

Receipt and verification

First computed	2026-07-05T09:42:28.239003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a26f7911942cabb2ae7f9abf589d85a0becc0976eda5dbeede26dec28551f65e

Aliases

arxiv: 2407.16607 · arxiv_version: 2407.16607v4 · doi: 10.48550/arxiv.2407.16607 · pith_short_12: UJXXSEMUFSV3 · pith_short_16: UJXXSEMUFSV3FLT7 · pith_short_8: UJXXSEMU

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/UJXXSEMUFSV3FLT7TK7VRHMFUC \
  | 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: a26f7911942cabb2ae7f9abf589d85a0becc0976eda5dbeede26dec28551f65e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "335b86f497a45c80eb211d711a640b7ed39d714988b1318ba0d700fed18ed3fa",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-07-23T16:13:22Z",
    "title_canon_sha256": "58f68631091b228389dc12bff3e5788dbd7fc0ba7841838d0f9fc7e6bff20354"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.16607",
    "kind": "arxiv",
    "version": 4
  }
}