Pith Number

pith:FHE4BGGY

pith:2025:FHE4BGGYIUITGQNNXURI7LPTKJ

not attested not anchored not stored refs pending

SemToken: Semantic-Aware Tokenization for Efficient Long-Context Language Modeling

Dong Liu, Yanxuan Yu

arxiv:2508.15190 v1 · 2025-08-21 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FHE4BGGYIUITGQNNXURI7LPTKJ}

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	2026-07-05T11:57:07.997150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29c9c098d845113341adbd228fadf3527191d02ad2b4d6896462de07c9375958

Aliases

arxiv: 2508.15190 · arxiv_version: 2508.15190v1 · doi: 10.48550/arxiv.2508.15190 · pith_short_12: FHE4BGGYIUIT · pith_short_16: FHE4BGGYIUITGQNN · pith_short_8: FHE4BGGY

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/FHE4BGGYIUITGQNNXURI7LPTKJ \
  | 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: 29c9c098d845113341adbd228fadf3527191d02ad2b4d6896462de07c9375958

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9e15ed6e76e5ad40d917349b6f075f20062029ef5c359f27145f424b7eeaba0",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-08-21T03:01:53Z",
    "title_canon_sha256": "93c095879ffba5c50717fa051dc3b9093354ab005b75249b1913f1fdf2af8f5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.15190",
    "kind": "arxiv",
    "version": 1
  }
}