Pith Number

pith:WNABJY4W

pith:2021:WNABJY4WEF4XS2PVRLBGFUYR5C

not attested not anchored not stored refs pending

Targeted Ads and/as Racial Discrimination: Exploring Trends in New York City Ads for College Scholarships

Charlton McIlwain, Ho-Chun Herbert Chang, Matt Bui

arxiv:2109.15294 v1 · 2021-09-30 · cs.CY · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNABJY4WEF4XS2PVRLBGFUYR5C}

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.

Cited by

1 paper in Pith

Establishing and Evaluating Trustworthy AI: Overview and Research Challenges

Receipt and verification

First computed	2026-07-05T03:18:57.429947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b34014e39621797969f58ac262d311e8a19aa81ba9f00e59f1955a8a1c3e400c

Aliases

arxiv: 2109.15294 · arxiv_version: 2109.15294v1 · doi: 10.48550/arxiv.2109.15294 · pith_short_12: WNABJY4WEF4X · pith_short_16: WNABJY4WEF4XS2PV · pith_short_8: WNABJY4W

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/WNABJY4WEF4XS2PVRLBGFUYR5C \
  | 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: b34014e39621797969f58ac262d311e8a19aa81ba9f00e59f1955a8a1c3e400c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66ce3eaf9a8f935c64e43f6ccdf8af905f974d9db6f549a803f26f6355e6ef82",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2021-09-30T17:39:22Z",
    "title_canon_sha256": "0161a2159a13606ad275006219c1b84e574594ef99db4cfe1db2d058dad8d92e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.15294",
    "kind": "arxiv",
    "version": 1
  }
}