Pith Number

pith:HZ4EYXH2

pith:2025:HZ4EYXH2UPIULDH4X23DERO3XL

not attested not anchored not stored refs pending

Lego Sketch: A Scalable Memory-augmented Neural Network for Sketching Data Streams

Hairu Wang, S Kevin Zhou, Xike Xie, Yuan Feng, Yukun Cao

arxiv:2505.19561 v1 · 2025-05-26 · 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{HZ4EYXH2UPIULDH4X23DERO3XL}

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	2026-07-05T11:09:32.477710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e784c5cfaa3d1458cfcbeb63245dbbac7d67eee50f0f3a8450a9dcbe1477368

Aliases

arxiv: 2505.19561 · arxiv_version: 2505.19561v1 · doi: 10.48550/arxiv.2505.19561 · pith_short_12: HZ4EYXH2UPIU · pith_short_16: HZ4EYXH2UPIULDH4 · pith_short_8: HZ4EYXH2

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/HZ4EYXH2UPIULDH4X23DERO3XL \
  | 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: 3e784c5cfaa3d1458cfcbeb63245dbbac7d67eee50f0f3a8450a9dcbe1477368

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e07b929d7af7ac7adb579a135044d4d5fef16946d0aec5b85f3756326ab3a3d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-26T06:23:34Z",
    "title_canon_sha256": "26aab5663cbb34d5557faefa38e3ee539e4e472f2ae034ab733b7849f7872284"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.19561",
    "kind": "arxiv",
    "version": 1
  }
}