Pith Number

pith:PW2HWIKA

pith:2023:PW2HWIKAWXFPUSGYL6LZ5OEJXF

not attested not anchored not stored refs pending

Verifiable Fully Homomorphic Encryption

Alexander Viand, Anwar Hithnawi, Christian Knabenhans

arxiv:2301.07041 v2 · 2023-01-17 · 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{PW2HWIKAWXFPUSGYL6LZ5OEJXF}

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	2026-07-05T05:40:52.698148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7db47b2140b5cafa48d85f979eb889b94c21f548abe7e57f331f02a92ff9509e

Aliases

arxiv: 2301.07041 · arxiv_version: 2301.07041v2 · doi: 10.48550/arxiv.2301.07041 · pith_short_12: PW2HWIKAWXFP · pith_short_16: PW2HWIKAWXFPUSGY · pith_short_8: PW2HWIKA

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/PW2HWIKAWXFPUSGYL6LZ5OEJXF \
  | 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: 7db47b2140b5cafa48d85f979eb889b94c21f548abe7e57f331f02a92ff9509e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23cfc4f5713a9305c94f35e4182c87e9747b47199f4e146b7f0e2259c565edb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2023-01-17T17:50:26Z",
    "title_canon_sha256": "73ff81f3be85de5317bf39378eea8fad419f4cd465957f6719b29517b7466b5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.07041",
    "kind": "arxiv",
    "version": 2
  }
}