Pith Number

pith:BZUXGWHH

pith:2018:BZUXGWHH2DVYJEXEK74ZDVTI4K

not attested not anchored not stored refs pending

A General Model of Ridesharing Services

Carlos F. Daganzo, Yanfeng Ouyang

arxiv:1807.01140 v2 · 2018-06-30 · 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{BZUXGWHH2DVYJEXEK74ZDVTI4K}

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	2026-05-18T00:07:27.474843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e697358e7d0eb8492e457f991d668e28e27f34097cf261484a25f5f158999df

Aliases

arxiv: 1807.01140 · arxiv_version: 1807.01140v2 · doi: 10.48550/arxiv.1807.01140 · pith_short_12: BZUXGWHH2DVY · pith_short_16: BZUXGWHH2DVYJEXE · pith_short_8: BZUXGWHH

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/BZUXGWHH2DVYJEXEK74ZDVTI4K \
  | 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: 0e697358e7d0eb8492e457f991d668e28e27f34097cf261484a25f5f158999df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a669533b7bb926bf159cd31ac1ed88ddab5625d5322d5df1b0d829276b16544c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-06-30T01:04:14Z",
    "title_canon_sha256": "a7a5e6c64eb701616ad74ff5ee69845dcc4e40fbf5a964745b9b34b7b5660aab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01140",
    "kind": "arxiv",
    "version": 2
  }
}