Pith Number

pith:D2NKPI6A

pith:2026:D2NKPI6ALH4YL64F6EBITRH6XT

not attested not anchored not stored refs pending

DataEvolver: Automatic Data Preparation for Large Language Models through Multi-Level Self-Evolving

Chao Deng, Ju Fan, Shaolei Zhang, Xiaoyong Du

arxiv:2606.07001 v1 · 2026-06-05 · cs.DB · 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{D2NKPI6ALH4YL64F6EBITRH6XT}

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	2026-06-08T01:04:40.584716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e9aa7a3c059f985fb85f10289c4febcfcb3c0843f5232861cda3af9db0d9493

Aliases

arxiv: 2606.07001 · arxiv_version: 2606.07001v1 · doi: 10.48550/arxiv.2606.07001 · pith_short_12: D2NKPI6ALH4Y · pith_short_16: D2NKPI6ALH4YL64F · pith_short_8: D2NKPI6A

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/D2NKPI6ALH4YL64F6EBITRH6XT \
  | 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: 1e9aa7a3c059f985fb85f10289c4febcfcb3c0843f5232861cda3af9db0d9493

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb479dbd5880cc38946760c8d0e45aea060c27c1a2f01cfe28accc50ada1a13c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-06-05T07:44:34Z",
    "title_canon_sha256": "6b6a1e195711896a9f66a2aa1e1a49726b0b25459860a76f2ba7d8a73913913c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07001",
    "kind": "arxiv",
    "version": 1
  }
}