Pith Number

pith:O2OCMDMV

pith:2018:O2OCMDMVEGBLP7JDIATNYPKWZG

not attested not anchored not stored refs pending

Crowd-shipping services for last mile delivery: analysis from survey data in two countries

Satish V. Ukkusuri, Tho V. Le

arxiv:1810.02856 v1 · 2018-10-01 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2OCMDMVEGBLP7JDIATNYPKWZG}

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	2026-05-18T00:04:00.135559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

769c260d952182b7fd234026dc3d56c98588d1050c19d7c05c9a19b4343b8ca0

Aliases

arxiv: 1810.02856 · arxiv_version: 1810.02856v1 · doi: 10.48550/arxiv.1810.02856 · pith_short_12: O2OCMDMVEGBL · pith_short_16: O2OCMDMVEGBLP7JD · pith_short_8: O2OCMDMV

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/O2OCMDMVEGBLP7JDIATNYPKWZG \
  | 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: 769c260d952182b7fd234026dc3d56c98588d1050c19d7c05c9a19b4343b8ca0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "766d80e6eb0336bd14e3e56d9553b95a0f3968b4d22051fb21c1e93e1a67563f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-10-01T21:33:54Z",
    "title_canon_sha256": "fcd91891652a2202a6d5f5097366ea4e102f1c6f38742b9b06e2ab1485b0ca45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02856",
    "kind": "arxiv",
    "version": 1
  }
}