Pith Number

pith:DMUYPCKE

pith:2022:DMUYPCKEGLKBQMYX3RQFEECTFZ

not attested not anchored not stored refs pending

Recovering feasibility in real-time conflict-free vehicle routing

Emanuela Guerriero, Gianpaolo Ghiani, Tommaso Adamo

arxiv:2209.09793 v1 · 2022-09-20 · 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{DMUYPCKEGLKBQMYX3RQFEECTFZ}

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	2026-07-05T08:37:12.322270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b2987894432d4183317dc605210532e56f5fa686d8b505b864422581e9d793a

Aliases

arxiv: 2209.09793 · arxiv_version: 2209.09793v1 · doi: 10.48550/arxiv.2209.09793 · pith_short_12: DMUYPCKEGLKB · pith_short_16: DMUYPCKEGLKBQMYX · pith_short_8: DMUYPCKE

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/DMUYPCKEGLKBQMYX3RQFEECTFZ \
  | 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: 1b2987894432d4183317dc605210532e56f5fa686d8b505b864422581e9d793a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6efbd7ae24c4e178bd9915c0f2ee741e797833ab331f42c1c367a47a6dbbd044",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-09-20T15:28:19Z",
    "title_canon_sha256": "e428844a90df7d91355f2cc809047813abd38f35bf944680afeb1dedc74fc2f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.09793",
    "kind": "arxiv",
    "version": 1
  }
}