Pith Number

pith:XC5JB5QX

pith:2019:XC5JB5QXC7AJQVNXP6G7RZ3L2V

not attested not anchored not stored refs pending

Learned Indexes for Dynamic Workloads

Chuzhe Tang, Haibo Chen, Minjie Wang, Zhaoguo Wang, Zhiyuan Dong

arxiv:1902.00655 v1 · 2019-02-02 · cs.LG · 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{XC5JB5QXC7AJQVNXP6G7RZ3L2V}

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	2026-05-17T23:54:52.526516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8ba90f61717c09855b77f8df8e76bd553b3da1f7ec11d7d5b2b009a54e28bc2

Aliases

arxiv: 1902.00655 · arxiv_version: 1902.00655v1 · doi: 10.48550/arxiv.1902.00655 · pith_short_12: XC5JB5QXC7AJ · pith_short_16: XC5JB5QXC7AJQVNX · pith_short_8: XC5JB5QX

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/XC5JB5QXC7AJQVNXP6G7RZ3L2V \
  | 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: b8ba90f61717c09855b77f8df8e76bd553b3da1f7ec11d7d5b2b009a54e28bc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31040204ed2c50821e5f8501ee9348a9c32c9d70c3b0a03aca22fdf55a0804c7",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-02T07:03:00Z",
    "title_canon_sha256": "ddd241adfb16dcf31456b7f62c04a17ba7beff65387df58c3653665eafad766e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00655",
    "kind": "arxiv",
    "version": 1
  }
}