Pith Number

pith:FSKFG5PZ

pith:2017:FSKFG5PZQ2CS6W2CGZLNVVWMRZ

not attested not anchored not stored refs pending

Distributed Evolutionary k-way Node Separators

Christian Schulz, Darren Strash, Peter Sanders, Robert Williger

arxiv:1702.01692 v1 · 2017-02-06 · cs.NE · cs.DC · 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{FSKFG5PZQ2CS6W2CGZLNVVWMRZ}

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	2026-05-18T00:51:19.860361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c945375f986852f5b423656dad6cc8e4596cf5f24e37ab02676d601b0151827

Aliases

arxiv: 1702.01692 · arxiv_version: 1702.01692v1 · doi: 10.48550/arxiv.1702.01692 · pith_short_12: FSKFG5PZQ2CS · pith_short_16: FSKFG5PZQ2CS6W2C · pith_short_8: FSKFG5PZ

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/FSKFG5PZQ2CS6W2CGZLNVVWMRZ \
  | 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: 2c945375f986852f5b423656dad6cc8e4596cf5f24e37ab02676d601b0151827

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb702995c8e573eb7301f9c276833d8269c1f93cddc0954d79654113c5648f9c",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2017-02-06T16:34:27Z",
    "title_canon_sha256": "6b36f11308e02be8acc9222c28d93abc885fb43b6076878c645d2539475dfd18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01692",
    "kind": "arxiv",
    "version": 1
  }
}