Pith Number

pith:K57JW6EG

pith:2015:K57JW6EGPLLJNJ3WPD3A6IFADJ

not attested not anchored not stored refs pending

A speed and departure time optimization algorithm for the Pollution-Routing Problem

Anand Subramanian, Nelson Maculan, Raphael Kramer, Thibaut Vidal

arxiv:1501.05354 v2 · 2015-01-21 · 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{K57JW6EGPLLJNJ3WPD3A6IFADJ}

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	2026-05-18T00:19:43.051306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

577e9b78867ad696a77678f60f20a01a5a25a269e569e9e00857080eb23cd0a9

Aliases

arxiv: 1501.05354 · arxiv_version: 1501.05354v2 · doi: 10.48550/arxiv.1501.05354 · pith_short_12: K57JW6EGPLLJ · pith_short_16: K57JW6EGPLLJNJ3W · pith_short_8: K57JW6EG

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/K57JW6EGPLLJNJ3WPD3A6IFADJ \
  | 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: 577e9b78867ad696a77678f60f20a01a5a25a269e569e9e00857080eb23cd0a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25593d3e9fd01ecebef1477c34d58cabea25bf101abc5c1189751611bf6be22b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-01-21T23:59:38Z",
    "title_canon_sha256": "8e69d24328404604c914d244c76a68ba2e9045118a7ec0ae57afc788a13a61cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05354",
    "kind": "arxiv",
    "version": 2
  }
}