Pith Number

pith:RMCT5ARX

pith:2014:RMCT5ARX3OAIIFHXRZIGDIL4JG

not attested not anchored not stored refs pending

Eccentricity Sums in Trees

Heather Smith, Hua Wang, L\'aszl\'o Sz\'ekely

arxiv:1408.5865 v2 · 2014-08-25 · 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{RMCT5ARX3OAIIFHXRZIGDIL4JG}

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	2026-05-18T02:16:20.957908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b053e8237db808414f78e5061a17c498d59adf1bc3e2886946a7bdb58ba58b8

Aliases

arxiv: 1408.5865 · arxiv_version: 1408.5865v2 · doi: 10.48550/arxiv.1408.5865 · pith_short_12: RMCT5ARX3OAI · pith_short_16: RMCT5ARX3OAIIFHX · pith_short_8: RMCT5ARX

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/RMCT5ARX3OAIIFHXRZIGDIL4JG \
  | 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: 8b053e8237db808414f78e5061a17c498d59adf1bc3e2886946a7bdb58ba58b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffd8cf822b98bf69e0b943879e9002450b5c42c4cabf63cd55637e3ba19a46dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-08-25T19:00:29Z",
    "title_canon_sha256": "fb1be83ebfa6542ff97a460ecbd382a9e1f06ce9847594c59f11b7d125b6ce1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5865",
    "kind": "arxiv",
    "version": 2
  }
}