Pith Number

pith:EMA26VEN

pith:2022:EMA26VENYXKMM67NC3ICRFFU4N

not attested not anchored not stored refs pending

Enhanced Nearest Neighbor Classification for Crowdsourcing

Guang Cheng, Jiexin Duan, Xingye Qiao

arxiv:2203.00781 v1 · 2022-02-26 · cs.HC · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EMA26VENYXKMM67NC3ICRFFU4N}

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	2026-07-05T04:01:23.518068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2301af548dc5d4c67bed16d02894b4e34ba8a4d93200d7300260b90af320d162

Aliases

arxiv: 2203.00781 · arxiv_version: 2203.00781v1 · doi: 10.48550/arxiv.2203.00781 · pith_short_12: EMA26VENYXKM · pith_short_16: EMA26VENYXKMM67N · pith_short_8: EMA26VEN

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/EMA26VENYXKMM67NC3ICRFFU4N \
  | 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: 2301af548dc5d4c67bed16d02894b4e34ba8a4d93200d7300260b90af320d162

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7942ad3269a6ace89a51bbcadd65dd448ca158e8b9759d80c14da7085de39701",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2022-02-26T22:53:52Z",
    "title_canon_sha256": "ec078f0b7fe2cb9549af567b20a1c4ed74b7e679d319794e2ed235ac984cbff0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.00781",
    "kind": "arxiv",
    "version": 1
  }
}