Pith Number

pith:ZZGUIFM6

pith:2022:ZZGUIFM6HCNLABMH2RQH4SSRQM

not attested not anchored not stored refs pending

Quantifying Spatial Under-reporting Disparities in Resident Crowdsourcing

Nikhil Garg, Uma Bhandaram, Zhi Liu

arxiv:2204.08620 v4 · 2022-04-19 · stat.AP · cs.CY · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZZGUIFM6HCNLABMH2RQH4SSRQM}

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	2026-07-05T07:20:47.656261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce4d44159e389ab00587d4607e4a51832ad5d95ff752feef6b33bb2f8459c9dc

Aliases

arxiv: 2204.08620 · arxiv_version: 2204.08620v4 · doi: 10.48550/arxiv.2204.08620 · pith_short_12: ZZGUIFM6HCNL · pith_short_16: ZZGUIFM6HCNLABMH · pith_short_8: ZZGUIFM6

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/ZZGUIFM6HCNLABMH2RQH4SSRQM \
  | 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: ce4d44159e389ab00587d4607e4a51832ad5d95ff752feef6b33bb2f8459c9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59acfb858a4c47ab60c39af45a2957d7a700932bcc828a57650ee14ba366e129",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2022-04-19T02:54:16Z",
    "title_canon_sha256": "5d11bd76f444becc4a31222e631441aff071dec4742984522d95ff17fb7b71a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.08620",
    "kind": "arxiv",
    "version": 4
  }
}