Pith Number

pith:WM5CLXOV

pith:2026:WM5CLXOV2D2K36FUPK2B3GUQFT

not attested not anchored not stored refs pending

A note on rounding fractional matchings with constant-factor strong negative correlation

David G. Harris

arxiv:2606.07820 v1 · 2026-06-05 · cs.DS · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WM5CLXOV2D2K36FUPK2B3GUQFT}

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	2026-06-09T01:04:53.056401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b33a25ddd5d0f4adf8b47ab41d9a902cd118bc25c54256eab9ff37ca2f82b0d8

Aliases

arxiv: 2606.07820 · arxiv_version: 2606.07820v1 · doi: 10.48550/arxiv.2606.07820 · pith_short_12: WM5CLXOV2D2K · pith_short_16: WM5CLXOV2D2K36FU · pith_short_8: WM5CLXOV

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/WM5CLXOV2D2K36FUPK2B3GUQFT \
  | 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: b33a25ddd5d0f4adf8b47ab41d9a902cd118bc25c54256eab9ff37ca2f82b0d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70c6b37c351df1652850093e6cad39973339245ed1c628c2dd55d370e6bf940b",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-06-05T20:05:46Z",
    "title_canon_sha256": "3aae8274bd399c4d79e160ac4c2125d425c7a233dd653cd19d2a1b61a23b527f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07820",
    "kind": "arxiv",
    "version": 1
  }
}