Pith Number

pith:PIEINNQF

pith:2022:PIEINNQF6MS4LEUPSGSXIJSOIU

not attested not anchored not stored refs pending

The TSP with drones: The benefits of retraversing the arcs

Hande Yaman, Jannik Matuschke, Nicola Morandi, Roel Leus

arxiv:2207.03441 v1 · 2022-07-07 · 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{PIEINNQF6MS4LEUPSGSXIJSOIU}

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	2026-07-05T06:33:40.379966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a0886b605f325c5928f91a574264e453ab343d7a67827e252fa89a8c2e855a2

Aliases

arxiv: 2207.03441 · arxiv_version: 2207.03441v1 · doi: 10.48550/arxiv.2207.03441 · pith_short_12: PIEINNQF6MS4 · pith_short_16: PIEINNQF6MS4LEUP · pith_short_8: PIEINNQF

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/PIEINNQF6MS4LEUPSGSXIJSOIU \
  | 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: 7a0886b605f325c5928f91a574264e453ab343d7a67827e252fa89a8c2e855a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37fec15948c36c3850341abc85323f7ca79d9424a579506c414c9c1f83f60454",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-07-07T17:13:50Z",
    "title_canon_sha256": "c84c3ec0c2ea775df2b8cadc93160fe6d7879806af415426df1f5b7b47c78412"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.03441",
    "kind": "arxiv",
    "version": 1
  }
}