Pith Number

pith:IB7AYJFW

pith:2018:IB7AYJFWDCV2XLWDBIYEY576MN

not attested not anchored not stored refs pending

Online Learning with an Unknown Fairness Metric

Aaron Roth, Christopher Jung, Michael Kearns, Stephen Gillen

arxiv:1802.06936 v2 · 2018-02-20 · 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{IB7AYJFWDCV2XLWDBIYEY576MN}

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	2026-05-18T00:05:31.975744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

407e0c24b618ababaec30a304c77fe63442f256b2b435cf9c6b5670f84198935

Aliases

arxiv: 1802.06936 · arxiv_version: 1802.06936v2 · doi: 10.48550/arxiv.1802.06936 · pith_short_12: IB7AYJFWDCV2 · pith_short_16: IB7AYJFWDCV2XLWD · pith_short_8: IB7AYJFW

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/IB7AYJFWDCV2XLWDBIYEY576MN \
  | 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: 407e0c24b618ababaec30a304c77fe63442f256b2b435cf9c6b5670f84198935

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e854ffc5897e6758bc33feb1c4f88046d6dae648ad5a9bce0f791677f2c96fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-02-20T02:31:05Z",
    "title_canon_sha256": "eaee817e4639f78f6cab9d3d21eeacceb24e1c802a621f2e5f936cef98d9e6b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06936",
    "kind": "arxiv",
    "version": 2
  }
}