Pith Number

pith:IKKTBR7D

pith:2018:IKKTBR7DVBN63YO7IJOPLQHDWN

not attested not anchored not stored refs pending

A Lagrangian Decomposition Algorithm for Robust Green Transportation Location Problem

Ali Rouhani, Mahdi Bashiri, Rashed Sahraeian

arxiv:1811.08593 v3 · 2018-11-21 · 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{IKKTBR7DVBN63YO7IJOPLQHDWN}

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	2026-05-17T23:56:52.596507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

429530c7e3a85bede1df425cf5c0e3b36ef71edb85eca161717341554a52e3c7

Aliases

arxiv: 1811.08593 · arxiv_version: 1811.08593v3 · doi: 10.48550/arxiv.1811.08593 · pith_short_12: IKKTBR7DVBN6 · pith_short_16: IKKTBR7DVBN63YO7 · pith_short_8: IKKTBR7D

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/IKKTBR7DVBN63YO7IJOPLQHDWN \
  | 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: 429530c7e3a85bede1df425cf5c0e3b36ef71edb85eca161717341554a52e3c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a0688a1e282ee1e054e76fa02fc9993144384a75544a46cb5734dbef8bd75ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-11-21T03:57:06Z",
    "title_canon_sha256": "5e8981992e05791b40e676ec880cd3d05db4a4d50c05b5441fafe64ad4d7ac5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08593",
    "kind": "arxiv",
    "version": 3
  }
}