Pith Number

pith:X5H4PWH2

pith:2018:X5H4PWH246KHRO7MKNXDCISPIZ

not attested not anchored not stored refs pending

Probably Approximately Metric-Fair Learning

Gal Yona, Guy N. Rothblum

arxiv:1803.03242 v2 · 2018-03-08 · cs.LG · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5H4PWH246KHRO7MKNXDCISPIZ}

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	2026-05-18T00:11:57.211754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf4fc7d8fae79478bbec536e31224f466540c29aaa6c802836879fc6569d23e2

Aliases

arxiv: 1803.03242 · arxiv_version: 1803.03242v2 · doi: 10.48550/arxiv.1803.03242 · pith_short_12: X5H4PWH246KH · pith_short_16: X5H4PWH246KHRO7M · pith_short_8: X5H4PWH2

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/X5H4PWH246KHRO7MKNXDCISPIZ \
  | 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: bf4fc7d8fae79478bbec536e31224f466540c29aaa6c802836879fc6569d23e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6aba0d156284ef7ebc7a0d13d6e310a28cad1eeba497444ed8f8b578f3bce7a8",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-03-08T18:35:08Z",
    "title_canon_sha256": "96d0fa79b507e0eed6bdbba7cf8b2cc5a66eb41ef34b5428e0cbbac680b5d203"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03242",
    "kind": "arxiv",
    "version": 2
  }
}