Pith Number

pith:Z2RS4BRA

pith:2015:Z2RS4BRAB4CVEUGGO5624K7TNJ

not attested not anchored not stored refs pending

Faster Worst Case Deterministic Dynamic Connectivity

Casper Kejlberg-Rasmussen, Mikkel Thorup, Seth Pettie, Tsvi Kopelowitz

arxiv:1507.05944 v2 · 2015-07-21 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2RS4BRAB4CVEUGGO5624K7TNJ}

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	2026-05-18T01:27:53.805762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cea32e06200f055250c6777dae2bf36a7408304acaf2415e8e0a6c04c3e34529

Aliases

arxiv: 1507.05944 · arxiv_version: 1507.05944v2 · doi: 10.48550/arxiv.1507.05944 · pith_short_12: Z2RS4BRAB4CV · pith_short_16: Z2RS4BRAB4CVEUGG · pith_short_8: Z2RS4BRA

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/Z2RS4BRAB4CVEUGGO5624K7TNJ \
  | 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: cea32e06200f055250c6777dae2bf36a7408304acaf2415e8e0a6c04c3e34529

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87922adfba763c50493c5cc0b48ae5260f062d24887eb906628eede22297d9c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-07-21T18:57:39Z",
    "title_canon_sha256": "af5f5f00f9e54a382c0dd22ca084e2980319c49f895128230856e243d8eae1fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05944",
    "kind": "arxiv",
    "version": 2
  }
}