Pith Number

pith:7VAUKS5K

pith:2019:7VAUKS5KQSFZPXYJIB4BXO2RK6

not attested not anchored not stored refs pending

Protect Your Chip Design Intellectual Property: An Overview

Johann Knechtel, Ozgur Sinanoglu, Satwik Patnaik

arxiv:1902.05333 v3 · 2019-02-14 · 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{7VAUKS5KQSFZPXYJIB4BXO2RK6}

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	2026-05-17T23:52:50.844971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd41454baa848b97df0940781bbb5157881c832e17f4add8dade946d91d70471

Aliases

arxiv: 1902.05333 · arxiv_version: 1902.05333v3 · doi: 10.48550/arxiv.1902.05333 · pith_short_12: 7VAUKS5KQSFZ · pith_short_16: 7VAUKS5KQSFZPXYJ · pith_short_8: 7VAUKS5K

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/7VAUKS5KQSFZPXYJIB4BXO2RK6 \
  | 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: fd41454baa848b97df0940781bbb5157881c832e17f4add8dade946d91d70471

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d00fcce802cd2d9a073ae752b3566ca0425da20df7c46de865899ded121cc695",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-02-14T12:56:33Z",
    "title_canon_sha256": "7dcb7ed820b9a0ed89b0eabc0c2e427e07c3b738d3ccc337035d1d561be117f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05333",
    "kind": "arxiv",
    "version": 3
  }
}