Pith Number

pith:F2UAOOEC

pith:2026:F2UAOOECCCFXCP27WGQFUWKW7S

not attested not anchored not stored refs pending

Expecting (Targeted Ads)? Network Analysis of User Health Data Leakage in Fertility Tracking Apps

Adam Bates, Brad Reaves, Camille Cobb, Mahnoor Jameel, Shahanaasree Sivakumar, Yeeun Jo

arxiv:2606.26276 v1 · 2026-06-24 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2UAOOECCCFXCP27WGQFUWKW7S}

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	2026-06-26T00:15:33.994767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ea8073882108b713f5fb1a05a5956fc89223d6761636dacd82dca6ba69c59ac

Aliases

arxiv: 2606.26276 · arxiv_version: 2606.26276v1 · doi: 10.48550/arxiv.2606.26276 · pith_short_12: F2UAOOECCCFX · pith_short_16: F2UAOOECCCFXCP27 · pith_short_8: F2UAOOEC

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/F2UAOOECCCFXCP27WGQFUWKW7S \
  | 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: 2ea8073882108b713f5fb1a05a5956fc89223d6761636dacd82dca6ba69c59ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d053e0e2df631264e54447cc72ea39faa5a7117f273e49586cf834afa3c50526",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-06-24T18:17:04Z",
    "title_canon_sha256": "e6ece9e1c35d2f07e4ca32d7ce3c9fe9f56303999083da32c177bd097706c5c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26276",
    "kind": "arxiv",
    "version": 1
  }
}