Pith Number

pith:PBR3HB4W

pith:2026:PBR3HB4WOEBFD7GYNGBMY4Y2XS

not attested not anchored not stored refs pending

Productionized Fairness Measurement Under Privacy Constraints

Natesh S. Pillai, Osonde A. Osoba, Saikrishna Badrinarayanan, Sakshi Jain, Varun Mithal, Yuzi He

arxiv:2606.27558 v1 · 2026-06-25 · cs.LG · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PBR3HB4WOEBFD7GYNGBMY4Y2XS}

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	2026-06-29T00:14:09.984789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7863b38796710251fcd86982cc731abc866e2edc0d2491dd3e50cb7c7c811d48

Aliases

arxiv: 2606.27558 · arxiv_version: 2606.27558v1 · doi: 10.48550/arxiv.2606.27558 · pith_short_12: PBR3HB4WOEBF · pith_short_16: PBR3HB4WOEBFD7GY · pith_short_8: PBR3HB4W

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/PBR3HB4WOEBFD7GYNGBMY4Y2XS \
  | 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: 7863b38796710251fcd86982cc731abc866e2edc0d2491dd3e50cb7c7c811d48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a66d7fc09e323c23de8dce1a6bfa038f981a041c4015ecf4656b3be4106af51d",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-25T21:20:03Z",
    "title_canon_sha256": "a4bb75a9d3ba1584901d349ae825dccdea27348648cd2dd9f23d596fb81731a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27558",
    "kind": "arxiv",
    "version": 1
  }
}