Pith Number

pith:UFMXESFD

pith:2019:UFMXESFDPPBHHQDKSHNRM76WPE

not attested not anchored not stored refs pending

Approximately Stable Matchings with General Constraints

Atsushi Iwasaki, Yasushi Kawase

arxiv:1907.04163 v1 · 2019-07-09 · 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{UFMXESFDPPBHHQDKSHNRM76WPE}

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	2026-05-17T23:41:03.127699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1597248a37bc273c06a91db167fd6791f0c69dbd2a81a01772ba5dee3790df7

Aliases

arxiv: 1907.04163 · arxiv_version: 1907.04163v1 · doi: 10.48550/arxiv.1907.04163 · pith_short_12: UFMXESFDPPBH · pith_short_16: UFMXESFDPPBHHQDK · pith_short_8: UFMXESFD

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/UFMXESFDPPBHHQDKSHNRM76WPE \
  | 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: a1597248a37bc273c06a91db167fd6791f0c69dbd2a81a01772ba5dee3790df7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e8e1aea021370b0341f1e35ec620cb4af3a9f16becc96b740892678fbe54ad8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2019-07-09T13:42:46Z",
    "title_canon_sha256": "8065aebee3ccbc8811fba89870402358e88082260707fa453f91eb7c0ba13d18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04163",
    "kind": "arxiv",
    "version": 1
  }
}