Pith Number

pith:4JB47VUH

pith:2025:4JB47VUHOIJ2WTTLBG7TOFVPR2

not attested not anchored not stored refs pending

Protecting the Connectivity of a Graph Under Non-Uniform Edge Failures

Felix Hommelsheim, Guochuan Zhang, Nicole Megow, Zhenwei Liu

arxiv:2501.04540 v1 · 2025-01-08 · 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{4JB47VUHOIJ2WTTLBG7TOFVPR2}

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	2026-07-05T09:58:37.022720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e243cfd6877213ab4e6b09bf3716af8e9fdfd8147f88afa48faa454299f1ae9c

Aliases

arxiv: 2501.04540 · arxiv_version: 2501.04540v1 · doi: 10.48550/arxiv.2501.04540 · pith_short_12: 4JB47VUHOIJ2 · pith_short_16: 4JB47VUHOIJ2WTTL · pith_short_8: 4JB47VUH

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/4JB47VUHOIJ2WTTLBG7TOFVPR2 \
  | 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: e243cfd6877213ab4e6b09bf3716af8e9fdfd8147f88afa48faa454299f1ae9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a51b5847e8ab4e88f9fca5039238870662f2e1a6130db3d115eb71764b2a95a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-01-08T14:40:00Z",
    "title_canon_sha256": "587cccfcfacdbbc28c8f4656514a0fad8121cae674b47a4648ae9688a6ca2922"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.04540",
    "kind": "arxiv",
    "version": 1
  }
}