Pith Number

pith:6I47WPAY

pith:2025:6I47WPAYAMENSLHFT7KA6VZPRK

not attested not anchored not stored refs pending

Entropy-Driven Pre-Tokenization for Byte-Pair Encoding

Chris Tanner, Craig W. Schmidt, Dachuan Zhao, Frank Liang, Jonathan Geuter, Varshini Reddy, Yifan Hu

arxiv:2506.15889 v1 · 2025-06-18 · 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{6I47WPAYAMENSLHFT7KA6VZPRK}

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

1 paper in Pith

Faster Superword Tokenization

Receipt and verification

First computed	2026-07-05T11:24:25.843141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f239fb3c180308d92ce59fd40f572f8a94eef29a1dc0b1407aa7c381cf7b26c6

Aliases

arxiv: 2506.15889 · arxiv_version: 2506.15889v1 · doi: 10.48550/arxiv.2506.15889 · pith_short_12: 6I47WPAYAMEN · pith_short_16: 6I47WPAYAMENSLHF · pith_short_8: 6I47WPAY

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/6I47WPAYAMENSLHFT7KA6VZPRK \
  | 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: f239fb3c180308d92ce59fd40f572f8a94eef29a1dc0b1407aa7c381cf7b26c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6961bada83953edb4d7f95b3e51ec62dbcd1040d3d6522ae775f374cc813f1d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-18T21:25:55Z",
    "title_canon_sha256": "8584be284bd1ac52a7bcc0c2361b33742361f1cbd32c3f61f6b066724b5dd940"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.15889",
    "kind": "arxiv",
    "version": 1
  }
}