Pith Number

pith:P4BP7PPM

pith:2013:P4BP7PPM7EM3AYOJYYQAA5AAMW

not attested not anchored not stored refs pending

An n-ary Constraint for the Stable Marriage Problem

Chris Unsworth, Patrick Prosser

arxiv:1308.0183 v1 · 2013-08-01 · cs.DS · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4BP7PPM7EM3AYOJYYQAA5AAMW}

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	2026-05-18T03:16:59.605382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f02ffbdecf919b061c9c62000740065885abdb740a6017fd4e8acd4b84937ed

Aliases

arxiv: 1308.0183 · arxiv_version: 1308.0183v1 · doi: 10.48550/arxiv.1308.0183 · pith_short_12: P4BP7PPM7EM3 · pith_short_16: P4BP7PPM7EM3AYOJ · pith_short_8: P4BP7PPM

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/P4BP7PPM7EM3AYOJYYQAA5AAMW \
  | 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: 7f02ffbdecf919b061c9c62000740065885abdb740a6017fd4e8acd4b84937ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "600f8a5fd8efeadae0fbd83c10f4118751c07e875e41ed25ca5b8c6e761adfb7",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-08-01T12:56:47Z",
    "title_canon_sha256": "b103ef73d4fe12e393a81952982a687f530928c4e0d473e958d771c2fb093a6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0183",
    "kind": "arxiv",
    "version": 1
  }
}