Pith Number

pith:WMJ6UTYV

pith:2025:WMJ6UTYVXQV6R3GGQLKLPXTKKJ

not attested not anchored not stored refs pending

Unsolvability and Beyond in Many-To-Many Non-Bipartite Stable Matching

David Manlove, Frederik Glitzner

arxiv:2505.11456 v2 · 2025-05-16 · cs.DS · 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{WMJ6UTYVXQV6R3GGQLKLPXTKKJ}

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	2026-07-05T11:32:29.402574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b313ea4f15bc2be8ecc682d4b7de6a5276e595890ab0a3d93e9b102f115a108d

Aliases

arxiv: 2505.11456 · arxiv_version: 2505.11456v2 · doi: 10.48550/arxiv.2505.11456 · pith_short_12: WMJ6UTYVXQV6 · pith_short_16: WMJ6UTYVXQV6R3GG · pith_short_8: WMJ6UTYV

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/WMJ6UTYVXQV6R3GGQLKLPXTKKJ \
  | 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: b313ea4f15bc2be8ecc682d4b7de6a5276e595890ab0a3d93e9b102f115a108d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29ba141f0f11894242886be7ba224b28f22c2d05913e1b9904a9390fcca7cf2c",
    "cross_cats_sorted": [
      "cs.GT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-05-16T17:10:44Z",
    "title_canon_sha256": "7026d005b0c6c6d8cbe3188d73ff6d3ce4462e6a476ef0ffd58dfc1b3bf7d66f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.11456",
    "kind": "arxiv",
    "version": 2
  }
}