Pith Number

pith:7VTAG3ZK

pith:2026:7VTAG3ZKWS75PLODKNOX6HY7A7

not attested not anchored not stored refs pending

Improved Approximation Guarantees for Groupwise Maximin Share Fairness

Anna Korfiati, Christodoulos Santorinaios, Evangelos Markakis, Georgios Amanatidis

arxiv:2606.04731 v1 · 2026-06-03 · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7VTAG3ZKWS75PLODKNOX6HY7A7}

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	2026-06-04T01:09:27.243397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd66036f2ab4bfd7adc3535d7f1f1f07d5f172c19f5f2f2e18e7a8e9e701e9db

Aliases

arxiv: 2606.04731 · arxiv_version: 2606.04731v1 · doi: 10.48550/arxiv.2606.04731 · pith_short_12: 7VTAG3ZKWS75 · pith_short_16: 7VTAG3ZKWS75PLOD · pith_short_8: 7VTAG3ZK

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/7VTAG3ZKWS75PLODKNOX6HY7A7 \
  | 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: fd66036f2ab4bfd7adc3535d7f1f1f07d5f172c19f5f2f2e18e7a8e9e701e9db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df9160ca2146cb0c717704edc100b35b88e85d844a6bf269080f1f95a93ce726",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2026-06-03T11:15:24Z",
    "title_canon_sha256": "4703cb6657f3445c70bab1c79c235e723b5604653af3f21483323152fe544c1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04731",
    "kind": "arxiv",
    "version": 1
  }
}