Pith Number

pith:QEBPQAPO

pith:2025:QEBPQAPOPWFCYOBWQJIIYLQ3ZP

not attested not anchored not stored refs pending

Matchings in Corona graph and classical symmetric varieties

Yau Wing Li

arxiv:2505.04581 v2 · 2025-05-07 · math.CO · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QEBPQAPOPWFCYOBWQJIIYLQ3ZP}

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	2026-07-05T11:04:50.562449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8102f801ee7d8a2c383682508c2e1bcbd627d58ad9b66f231f7d41c87fbbe591

Aliases

arxiv: 2505.04581 · arxiv_version: 2505.04581v2 · doi: 10.48550/arxiv.2505.04581 · pith_short_12: QEBPQAPOPWFC · pith_short_16: QEBPQAPOPWFCYOBW · pith_short_8: QEBPQAPO

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/QEBPQAPOPWFCYOBWQJIIYLQ3ZP \
  | 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: 8102f801ee7d8a2c383682508c2e1bcbd627d58ad9b66f231f7d41c87fbbe591

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c790d7199aa64c948b84a510ba65192f1e9534d4ea2741bae8f3eea5a6e98e81",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-05-07T17:20:38Z",
    "title_canon_sha256": "78c32ad38a95edf0d7cc4973c9b9b5cba6aae3e6c506da0272d6f48e2bdab059"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04581",
    "kind": "arxiv",
    "version": 2
  }
}