Pith Number

pith:SVGMF464

pith:2015:SVGMF464NQ7LWVI7OJGWZZEK63

not attested not anchored not stored refs pending

Approximation Algorithms for Generalized MST and TSP in Grid Clusters

Akbar Rafiey, Ante \'Custi\'c, Arash Rafiey, Binay Bhattacharya, Vladyslav Sokol

arxiv:1507.04438 v1 · 2015-07-16 · cs.DM · cs.CG · 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{SVGMF464NQ7LWVI7OJGWZZEK63}

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	2026-05-18T01:36:47.372101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

954cc2f3dc6c3ebb551f724d6ce48af6d3b210a71a9bdfd360af179c3837e252

Aliases

arxiv: 1507.04438 · arxiv_version: 1507.04438v1 · doi: 10.48550/arxiv.1507.04438 · pith_short_12: SVGMF464NQ7L · pith_short_16: SVGMF464NQ7LWVI7 · pith_short_8: SVGMF464

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/SVGMF464NQ7LWVI7OJGWZZEK63 \
  | 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: 954cc2f3dc6c3ebb551f724d6ce48af6d3b210a71a9bdfd360af179c3837e252

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f348326b43496815606e4c32f8c129c89e805aeb43bbb40c950d1e77477571b",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-07-16T03:00:41Z",
    "title_canon_sha256": "f31f55a33221aae93db955cbe70eab331e497276779013326c88338563f24fbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04438",
    "kind": "arxiv",
    "version": 1
  }
}