Pith Number

pith:TMI4HZ7Q

pith:2025:TMI4HZ7QKYQGVLD66UK6RI5GSH

not attested not anchored not stored refs pending

FeatInsight: An Online ML Feature Management System on 4Paradigm Sage-Studio Platform

Bingsheng He, Fan Wu, Guoliang Li, Mian Lu, Wei Zhou, Xin Tong, Xuanhe Zhou, Yuqiang Chen, Zirui Tang

arxiv:2504.00786 v1 · 2025-04-01 · cs.DB · 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{TMI4HZ7QKYQGVLD66UK6RI5GSH}

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	2026-07-05T10:42:50.396150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b11c3e7f056206aac7ef515e8a3a691f7c9e59d93374926a8c19ba60ce00328

Aliases

arxiv: 2504.00786 · arxiv_version: 2504.00786v1 · doi: 10.48550/arxiv.2504.00786 · pith_short_12: TMI4HZ7QKYQG · pith_short_16: TMI4HZ7QKYQGVLD6 · pith_short_8: TMI4HZ7Q

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/TMI4HZ7QKYQGVLD66UK6RI5GSH \
  | 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: 9b11c3e7f056206aac7ef515e8a3a691f7c9e59d93374926a8c19ba60ce00328

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0aa21e4986f8c5a9db40820333b9545a14b2a46c82e995b908b73379bedd383c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-04-01T13:39:45Z",
    "title_canon_sha256": "e220bc702823e3c90801547373d3a64023f8c659eedca621be8d1b563182ae2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.00786",
    "kind": "arxiv",
    "version": 1
  }
}