Pith Number

pith:SFDEIONH

pith:2014:SFDEIONHTMDM26RC5JO4W3KEN3

not attested not anchored not stored refs pending

On the covariances of outdegrees in random plane recursive trees

H\"useyin Acan, Pawe{\l} Hitczenko

arxiv:1411.5756 v1 · 2014-11-21 · 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{SFDEIONHTMDM26RC5JO4W3KEN3}

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	2026-05-18T02:33:07.157373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91464439a79b06cd7a22ea5dcb6d446ee27859544869e008a719c5cabb1085dc

Aliases

arxiv: 1411.5756 · arxiv_version: 1411.5756v1 · doi: 10.48550/arxiv.1411.5756 · pith_short_12: SFDEIONHTMDM · pith_short_16: SFDEIONHTMDM26RC · pith_short_8: SFDEIONH

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/SFDEIONHTMDM26RC5JO4W3KEN3 \
  | 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: 91464439a79b06cd7a22ea5dcb6d446ee27859544869e008a719c5cabb1085dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2abe458bfafb59ece711d80508b9677320e1a4d310ee2a8c3fa78ea75035482",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-11-21T03:35:55Z",
    "title_canon_sha256": "ee2ff6e12c57a5e4200b00411a4ff70b8075217a96f08a3e29d6fc736afde74f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5756",
    "kind": "arxiv",
    "version": 1
  }
}