Pith Number

pith:NWPLFKGH

pith:2015:NWPLFKGHILBAQNDYX5XFOAD2VQ

not attested not anchored not stored refs pending

An (MI)LP-based Primal Heuristic for 3-Architecture Connected Facility Location in Urban Access Network Design

Fabian Mett, Fabio D'Andreagiovanni, Jonad Pulaj

arxiv:1512.09354 v3 · 2015-12-31 · math.OC · cs.AI · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWPLFKGHILBAQNDYX5XFOAD2VQ}

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	2026-05-18T00:45:26.201164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d9eb2a8c742c2083478bf6e57007aac257dd9f01f1d6e9e86786a479749cd2c

Aliases

arxiv: 1512.09354 · arxiv_version: 1512.09354v3 · doi: 10.48550/arxiv.1512.09354 · pith_short_12: NWPLFKGHILBA · pith_short_16: NWPLFKGHILBAQNDY · pith_short_8: NWPLFKGH

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/NWPLFKGHILBAQNDYX5XFOAD2VQ \
  | 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: 6d9eb2a8c742c2083478bf6e57007aac257dd9f01f1d6e9e86786a479749cd2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d5156e5647396342146913d1db9856e5c52812452d02a5e91ef7737d5a019eb",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-12-31T19:53:16Z",
    "title_canon_sha256": "8a74a87a18d39707f23a77361adb5d6307b20ea9345a45cea72e5e0a621d5f56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.09354",
    "kind": "arxiv",
    "version": 3
  }
}