Pith Number

pith:EOQR6ENK

pith:2023:EOQR6ENK4EU5RRLNHD4SEZ6K56

not attested not anchored not stored refs pending

Open World Classification with Adaptive Negative Samples

Guoyin Wang, Jiwei Li, Ke Bai, Lawrence Carin, Puyang Xu, Ricardo Henao, Sunghyun Park, Sungjin Lee

arxiv:2303.05581 v1 · 2023-03-09 · cs.CL · 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{EOQR6ENK4EU5RRLNHD4SEZ6K56}

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	2026-07-05T05:49:45.320282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23a11f11aae129d8c56d38f92267caefa89d45257097d00aba809b46140c5f55

Aliases

arxiv: 2303.05581 · arxiv_version: 2303.05581v1 · doi: 10.48550/arxiv.2303.05581 · pith_short_12: EOQR6ENK4EU5 · pith_short_16: EOQR6ENK4EU5RRLN · pith_short_8: EOQR6ENK

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/EOQR6ENK4EU5RRLNHD4SEZ6K56 \
  | 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: 23a11f11aae129d8c56d38f92267caefa89d45257097d00aba809b46140c5f55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09d462060833b4340989c89f71dea8f9b7cce82f1088dc53739394f66fe8167a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-03-09T21:12:46Z",
    "title_canon_sha256": "2dac7df6348e8f20f3bb29358d8c4c0085a9ea3cc0a5235aa41f54d6fb80a751"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.05581",
    "kind": "arxiv",
    "version": 1
  }
}