Pith Number

pith:5TBTWR7I

pith:2019:5TBTWR7IBFNBLCU4AP2WYXODLA

not attested not anchored not stored refs pending

Approximating Optimisation Solutions for Travelling Officer Problem with Customised Deep Learning Network

Fabio Zambetta, Flora D. Salim, Jeffrey Chan, Sean Morrison, Wei Shao

arxiv:1903.03348 v1 · 2019-03-08 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5TBTWR7IBFNBLCU4AP2WYXODLA}

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	2026-05-17T23:51:45.745207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecc33b47e8095a158a9c03f56c5dc35824497d1348fee684ddb0eff84870aee8

Aliases

arxiv: 1903.03348 · arxiv_version: 1903.03348v1 · doi: 10.48550/arxiv.1903.03348 · pith_short_12: 5TBTWR7IBFNB · pith_short_16: 5TBTWR7IBFNBLCU4 · pith_short_8: 5TBTWR7I

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/5TBTWR7IBFNBLCU4AP2WYXODLA \
  | 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: ecc33b47e8095a158a9c03f56c5dc35824497d1348fee684ddb0eff84870aee8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65434db4ab4b87e3ce892e363fb001aedd1ef3243065a1ee84bc4c1d20f5558f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-08T10:04:27Z",
    "title_canon_sha256": "990e270271a0b7093ad4346ddac2388f2a25ff893d775bf4fb2eddcc0b5c7da7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03348",
    "kind": "arxiv",
    "version": 1
  }
}