Pith Number

pith:JP6RY44P

pith:2018:JP6RY44PMLLTEAKJVT7LOFNINS

not attested not anchored not stored refs pending

Perfect Matchings in Random Subgraphs of Regular Bipartite Graphs

Michael Simkin, Roman Glebov, Zur Luria

arxiv:1805.06944 v5 · 2018-05-17 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JP6RY44PMLLTEAKJVT7LOFNINS}

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	2026-07-05T01:48:04.586129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bfd1c738f62d7320149acfeb715a86c98d08125385bf701175d433667107e0c

Aliases

arxiv: 1805.06944 · arxiv_version: 1805.06944v5 · doi: 10.48550/arxiv.1805.06944 · pith_short_12: JP6RY44PMLLT · pith_short_16: JP6RY44PMLLTEAKJ · pith_short_8: JP6RY44P

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/JP6RY44PMLLTEAKJVT7LOFNINS \
  | 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: 4bfd1c738f62d7320149acfeb715a86c98d08125385bf701175d433667107e0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "315f462aac01a48aefe57467484e7d2f911ab49d7ae2e17e9e48c426ce71b688",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-05-17T19:33:59Z",
    "title_canon_sha256": "987e3d27be26d162d5f87604c751c89b0ed78cc952e82a7e995840eef59a9be1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06944",
    "kind": "arxiv",
    "version": 5
  }
}