Pith Number

pith:ESWHCDOA

pith:2011:ESWHCDOAJIV34YRH5QS6PMCZC7

not attested not anchored not stored refs pending

An exact algorithm for the bottleneck 2-connected $k$-Steiner network problem in $L_p$ planes

Charl Ras, Doreen Thomas, Marcus Brazil

arxiv:1111.2105 v3 · 2011-11-09 · math.MG · cs.DS · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ESWHCDOAJIV34YRH5QS6PMCZC7}

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	2026-05-18T03:09:34.299745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24ac710dc04a2bbe6227ec25e7b05917d8bc008a11cb69e645faf06c829489b9

Aliases

arxiv: 1111.2105 · arxiv_version: 1111.2105v3 · doi: 10.48550/arxiv.1111.2105 · pith_short_12: ESWHCDOAJIV3 · pith_short_16: ESWHCDOAJIV34YRH · pith_short_8: ESWHCDOA

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/ESWHCDOAJIV34YRH5QS6PMCZC7 \
  | 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: 24ac710dc04a2bbe6227ec25e7b05917d8bc008a11cb69e645faf06c829489b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "897d585cc590f0ae3e41ab0c7e7ce88d07be7f67b7c7f6b29bf76d12e8798f4c",
    "cross_cats_sorted": [
      "cs.DS",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2011-11-09T05:25:04Z",
    "title_canon_sha256": "d1aa175bd5c6c287e62f0fd6470d09512828d60c4b380bdc94e2b5f4676f7193"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2105",
    "kind": "arxiv",
    "version": 3
  }
}