Pith Number

pith:5V7LGYO7

pith:2013:5V7LGYO7KOKYYCX2CNQJLBWLZ7

not attested not anchored not stored refs pending

The two-edge connectivity survivable-network design problem in planar graphs

Glencora Borradaile, Philip Klein

arxiv:1302.2184 v2 · 2013-02-09 · 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{5V7LGYO7KOKYYCX2CNQJLBWLZ7}

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	2026-05-18T01:31:30.468149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed7eb361df53958c0afa13609586cbcfe6b63e92cebfe608677a107c118b87e7

Aliases

arxiv: 1302.2184 · arxiv_version: 1302.2184v2 · doi: 10.48550/arxiv.1302.2184 · pith_short_12: 5V7LGYO7KOKY · pith_short_16: 5V7LGYO7KOKYYCX2 · pith_short_8: 5V7LGYO7

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/5V7LGYO7KOKYYCX2CNQJLBWLZ7 \
  | 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: ed7eb361df53958c0afa13609586cbcfe6b63e92cebfe608677a107c118b87e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "924fe8b14492ed592a18c0a090939f3f3e0d3603cf566505702f9de9475a2586",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-02-09T00:09:51Z",
    "title_canon_sha256": "bb18a4b1aad56f4887e00fadefa853135d0621a83836ef9197a7b492f23eb182"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2184",
    "kind": "arxiv",
    "version": 2
  }
}