Pith Number

pith:YJ4JUMYS

pith:2019:YJ4JUMYSMIIYA6R2X3EYBQLXUM

not attested not anchored not stored refs pending

Noise-tolerant fair classification

Aditya Krishna Menon, Alexandre Louis Lamy, Nakul Verma, Ziyuan Zhong

arxiv:1901.10837 v4 · 2019-01-30 · cs.LG · cs.AI · cs.CY · 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{YJ4JUMYSMIIYA6R2X3EYBQLXUM}

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	2026-07-05T00:32:29.668744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2789a33126211807a3abec980c177a305aa1059329d684f93197252548eff39

Aliases

arxiv: 1901.10837 · arxiv_version: 1901.10837v4 · doi: 10.48550/arxiv.1901.10837 · pith_short_12: YJ4JUMYSMIIY · pith_short_16: YJ4JUMYSMIIYA6R2 · pith_short_8: YJ4JUMYS

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/YJ4JUMYSMIIYA6R2X3EYBQLXUM \
  | 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: c2789a33126211807a3abec980c177a305aa1059329d684f93197252548eff39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41e42ed8d169e3125420345278fd941c162234c5c3e3bb7614081ee1dea26dcb",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-30T14:11:05Z",
    "title_canon_sha256": "dce4e23437a396ec1805b02f163321d1c02da1f39f220d8e92b11fbd54d34345"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10837",
    "kind": "arxiv",
    "version": 4
  }
}