Pith Number

pith:TNQJUBUJ

pith:2021:TNQJUBUJA4EUQJZHKURM4AS2TN

not attested not anchored not stored refs pending

Bugs in our Pockets: The Risks of Client-Side Scanning

Bruce Schneier, Carmela Troncoso, Hal Abelson, Jeffrey I. Schiller, Jon Callas, Josh Benaloh, Matt Blaze, Peter G. Neumann, Ronald L. Rivest, Ross Anderson, Steven M. Bellovin, Susan Landau, Vanessa Teague, Whitfield Diffie

arxiv:2110.07450 v1 · 2021-10-14 · cs.CR · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TNQJUBUJA4EUQJZHKURM4AS2TN}

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	2026-07-05T07:51:23.224998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b609a068907094827275522ce025a9b760598dad0bcf68be2c1d58a870f547b

Aliases

arxiv: 2110.07450 · arxiv_version: 2110.07450v1 · doi: 10.48550/arxiv.2110.07450 · pith_short_12: TNQJUBUJA4EU · pith_short_16: TNQJUBUJA4EUQJZH · pith_short_8: TNQJUBUJ

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/TNQJUBUJA4EUQJZHKURM4AS2TN \
  | 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: 9b609a068907094827275522ce025a9b760598dad0bcf68be2c1d58a870f547b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33197a9b1df4f56a0b73ad6124d4bc34df4ea28e1d1dd2c3760d17c1e73e2b9d",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-10-14T15:18:49Z",
    "title_canon_sha256": "c5eb1d9efc2f1601f7e32ec8cf51daaea3a32e774743c933ba483b2e24b1e5de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.07450",
    "kind": "arxiv",
    "version": 1
  }
}