Pith Number

pith:WBMFJKBW

pith:2021:WBMFJKBWTJUETH4ARJICXBXAUE

not attested not anchored not stored refs pending

Quality meets Diversity: A Model-Agnostic Framework for Computerized Adaptive Testing

Enhong Chen, Haiping Ma, Haoyang Bi, Qi Liu, Shijin Wang, Yu Su, Yu Yin, Zhenya Huang

arxiv:2101.05986 v1 · 2021-01-15 · cs.AI · cs.CY · 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{WBMFJKBWTJUETH4ARJICXBXAUE}

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	2026-07-05T02:07:08.703065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b05854a8369a68499f808a502b86e0a13ba54e3a813501a3c0d6b39f99015872

Aliases

arxiv: 2101.05986 · arxiv_version: 2101.05986v1 · doi: 10.48550/arxiv.2101.05986 · pith_short_12: WBMFJKBWTJUE · pith_short_16: WBMFJKBWTJUETH4A · pith_short_8: WBMFJKBW

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/WBMFJKBWTJUETH4ARJICXBXAUE \
  | 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: b05854a8369a68499f808a502b86e0a13ba54e3a813501a3c0d6b39f99015872

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97ccf2283b650d4158d3a2e8716f93448b21dad1a95371a99c182a19e93528d4",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-01-15T06:48:50Z",
    "title_canon_sha256": "0da0dc8622f7fe185136b7b93bb2480782e29a5c2cad6763fe6a90528b454033"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.05986",
    "kind": "arxiv",
    "version": 1
  }
}