Pith Number

pith:QIBQ2ZOI

pith:2022:QIBQ2ZOIGBXKGO2XHAV65ZM7LW

not attested not anchored not stored refs pending

Leveraging Structure for Improved Classification of Grouped Biased Data

Daniel Zeiberg, Predrag Radivojac, Shantanu Jain

arxiv:2212.03697 v1 · 2022-12-07 · stat.ML · 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{QIBQ2ZOIGBXKGO2XHAV65ZM7LW}

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	2026-07-05T05:23:19.699964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82030d65c8306ea33b57382beee59f5dab25e105503d7e5c02ff56b0e6e44a94

Aliases

arxiv: 2212.03697 · arxiv_version: 2212.03697v1 · doi: 10.48550/arxiv.2212.03697 · pith_short_12: QIBQ2ZOIGBXK · pith_short_16: QIBQ2ZOIGBXKGO2X · pith_short_8: QIBQ2ZOI

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/QIBQ2ZOIGBXKGO2XHAV65ZM7LW \
  | 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: 82030d65c8306ea33b57382beee59f5dab25e105503d7e5c02ff56b0e6e44a94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d1e67ff2358124ad7fc910cee8e4fe05e397d3267abd2deee26084173697b2b",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2022-12-07T15:18:21Z",
    "title_canon_sha256": "70323389ba392689397b9d2b3c70093433b6682705c60448eb47e4e202e00caa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.03697",
    "kind": "arxiv",
    "version": 1
  }
}