Pith Number

pith:IQWZYL3F

pith:2022:IQWZYL3FYZP4TDLJFCCHEOJLFH

not attested not anchored not stored refs pending

Can transit investments in low-income neighbourhoods increase transit use? Exploring the nexus of income, car-ownership, and transit accessibility in Toronto

Anna Kramer, Eda Beyazit, Elnaz Yousefzadeh Barri, Hadi Jahanshahi, Jeff Allen, Steven Farber

arxiv:2205.04556 v1 · 2022-05-05 · physics.soc-ph · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IQWZYL3FYZP4TDLJFCCHEOJLFH}

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	2026-07-05T04:21:37.613866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

442d9c2f65c65fc98d69288472392b29ea0d37bcfaa5762e5681151163f9bde2

Aliases

arxiv: 2205.04556 · arxiv_version: 2205.04556v1 · doi: 10.48550/arxiv.2205.04556 · pith_short_12: IQWZYL3FYZP4 · pith_short_16: IQWZYL3FYZP4TDLJ · pith_short_8: IQWZYL3F

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/IQWZYL3FYZP4TDLJFCCHEOJLFH \
  | 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: 442d9c2f65c65fc98d69288472392b29ea0d37bcfaa5762e5681151163f9bde2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab828a1321539c7abb41590b126b75c13629b57684e792543dbb7646d3744b7e",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2022-05-05T20:31:16Z",
    "title_canon_sha256": "73e5558ad9d9d6ec5add066741d20208081b85fbf06ae4e1efc1de16e717b5ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.04556",
    "kind": "arxiv",
    "version": 1
  }
}