Pith Number

pith:SMB7IVHC

pith:2025:SMB7IVHCVGT6T4VOFGVWLKNFZ6

not attested not anchored not stored refs pending

Cryptographic Verifiability for Voter Registration Systems

Andr\'es F\'abrega, Jack Cable, Michael A. Specter, Sunoo Park

arxiv:2503.03974 v1 · 2025-03-05 · 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{SMB7IVHCVGT6T4VOFGVWLKNFZ6}

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	2026-07-05T10:25:25.600560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9303f454e2a9a7e9f2ae29ab65a9a5cf9d65b73eca3e58d839686b155cf284ef

Aliases

arxiv: 2503.03974 · arxiv_version: 2503.03974v1 · doi: 10.48550/arxiv.2503.03974 · pith_short_12: SMB7IVHCVGT6 · pith_short_16: SMB7IVHCVGT6T4VO · pith_short_8: SMB7IVHC

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/SMB7IVHCVGT6T4VOFGVWLKNFZ6 \
  | 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: 9303f454e2a9a7e9f2ae29ab65a9a5cf9d65b73eca3e58d839686b155cf284ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a65474f88bc1b0c9045e2b54acc674ec031ef5f119a248c93adc9f6bd20c194",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-03-05T23:51:04Z",
    "title_canon_sha256": "b1e5b6e939dc3b04b3dc8cff259cf7119c6900fc1ef923eec4cb7c14fc0a43ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.03974",
    "kind": "arxiv",
    "version": 1
  }
}