Pith Number

pith:6JIUDJHV

pith:2026:6JIUDJHVFPEHROHL5IIUJOKCDU

not attested not anchored not stored refs pending

FastOCR: Dynamic Visual Fixation via KV Cache Pruning for Efficient Document Parsing

Ao Wang, Ben Wan, Guiguang Ding, Hui Chen, Ke Zhang, Leqi Shen, Sicheng Zhao, Tongxuan Liu, Yan Feng, Zihan Tang

arxiv:2605.17447 v1 · 2026-05-17 · cs.CV · 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{6JIUDJHVFPEHROHL5IIUJOKCDU}

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

RTPrune: Reading-Twice Inspired Token Pruning for Efficient DeepSeek-OCR Inference

Receipt and verification

First computed	2026-05-20T00:04:39.439455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f25141a4f52bc878b8ebea1144b9421d350481a032a5e56b69e4ab80b6669ea1

Aliases

arxiv: 2605.17447 · arxiv_version: 2605.17447v1 · doi: 10.48550/arxiv.2605.17447 · pith_short_12: 6JIUDJHVFPEH · pith_short_16: 6JIUDJHVFPEHROHL · pith_short_8: 6JIUDJHV

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/6JIUDJHVFPEHROHL5IIUJOKCDU \
  | 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: f25141a4f52bc878b8ebea1144b9421d350481a032a5e56b69e4ab80b6669ea1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dd5b02f7c4df7423e41868d998ee100691db0651204f638b9b4682d10507c52",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-17T13:39:47Z",
    "title_canon_sha256": "8dec45d369813b80bebf23bbb6b7f3883bf95a80bd7232118337f5ee96110a29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17447",
    "kind": "arxiv",
    "version": 1
  }
}