Pith Number

pith:GBBF74RA

pith:2022:GBBF74RAE45ZMMJVFIJ3CAMGU3

not attested not anchored not stored refs pending

Learning to Select from Multiple Options

Congying Xia, Jiangshu Du, Philip S. Yu, Wenpeng Yin

arxiv:2212.00301 v3 · 2022-12-01 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GBBF74RAE45ZMMJVFIJ3CAMGU3}

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	2026-07-05T06:49:40.810069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30425ff220273b9631352a13b10186a6c44521a4458acecbbc481ef52896a3e5

Aliases

arxiv: 2212.00301 · arxiv_version: 2212.00301v3 · doi: 10.48550/arxiv.2212.00301 · pith_short_12: GBBF74RAE45Z · pith_short_16: GBBF74RAE45ZMMJV · pith_short_8: GBBF74RA

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/GBBF74RAE45ZMMJVFIJ3CAMGU3 \
  | 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: 30425ff220273b9631352a13b10186a6c44521a4458acecbbc481ef52896a3e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db83157afdaa09d9586b4ff3a4bf176a9b06032334e149693736f6af9da39bf3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-12-01T06:14:57Z",
    "title_canon_sha256": "79328a00626efa33add7946cdc6a7a1c24256d0c2928d7883b1d7fa2e32412ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.00301",
    "kind": "arxiv",
    "version": 3
  }
}