Pith Number

pith:U4L2O4XQ

pith:2018:U4L2O4XQZG3FM5C6ULOGTFU6KW

not attested not anchored not stored refs pending

Greedy Harmony Search Algorithm for the Hop Constrained Connected Facility Location

Bahram Sadeghi Bigham, Farzane Yahyanejad

arxiv:1808.06958 v3 · 2018-08-21 · 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{U4L2O4XQZG3FM5C6ULOGTFU6KW}

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	2026-05-17T23:58:22.834862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a717a772f0c9b656745ea2dc69969e558e90d9fc939b1d378507eb068b131ae0

Aliases

arxiv: 1808.06958 · arxiv_version: 1808.06958v3 · doi: 10.48550/arxiv.1808.06958 · pith_short_12: U4L2O4XQZG3F · pith_short_16: U4L2O4XQZG3FM5C6 · pith_short_8: U4L2O4XQ

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/U4L2O4XQZG3FM5C6ULOGTFU6KW \
  | 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: a717a772f0c9b656745ea2dc69969e558e90d9fc939b1d378507eb068b131ae0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e307843a4fedcd59f4b77201e0e33c4aa6e62cdc29eee918f3d7755aa0eaac9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-08-21T15:06:55Z",
    "title_canon_sha256": "d32412fee43a5ba90bbc62b3fa99c6dcd1052a8bf5a44b5a2a08b508f265e79f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06958",
    "kind": "arxiv",
    "version": 3
  }
}