Pith Number

pith:UNT7VRCX

pith:2015:UNT7VRCX4LDBZBQPC4ACRCB4J4

not attested not anchored not stored refs pending

OpenStreetCab: Exploiting Taxi Mobility Patterns in New York City to Reduce Commuter Costs

Anastasios Noulas, Cecilia Mascolo, Renaud Lambiotte, Vsevolod Salnikov

arxiv:1503.03021 v1 · 2015-03-10 · cs.SI · cs.CY · 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{UNT7VRCX4LDBZBQPC4ACRCB4J4}

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	2026-05-18T02:25:12.556680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a367fac457e2c61c860f170028883c4f3f905ccc03593d598556a1dac88d7ac1

Aliases

arxiv: 1503.03021 · arxiv_version: 1503.03021v1 · doi: 10.48550/arxiv.1503.03021 · pith_short_12: UNT7VRCX4LDB · pith_short_16: UNT7VRCX4LDBZBQP · pith_short_8: UNT7VRCX

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/UNT7VRCX4LDBZBQPC4ACRCB4J4 \
  | 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: a367fac457e2c61c860f170028883c4f3f905ccc03593d598556a1dac88d7ac1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8073568b819ac69a4d36430261fb02ad7ac4acb2082990fcb56bfbcbf3da5bcd",
    "cross_cats_sorted": [
      "cs.CY",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-03-10T18:12:14Z",
    "title_canon_sha256": "4a78643627e780b739e8f32dc49cdc1a562a49f077abb8a70aee316211e68b02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03021",
    "kind": "arxiv",
    "version": 1
  }
}