Pith Number

pith:2XJY4CJX

pith:2021:2XJY4CJXBBY4SZW2GYWI3DTBWF

not attested not anchored not stored refs pending

CGuard: Efficient Spatial Safety for C

Piyus Kedia, Rahul Purandare, Rishabh, Udit Kumar Agarwal

arxiv:2107.10533 v3 · 2021-07-22 · cs.CR · cs.PL · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2XJY4CJXBBY4SZW2GYWI3DTBWF}

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	2026-07-05T06:45:31.676193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5d38e09370871c966da362c8d8e61b168141eaf59a2e642a3fd85ce70271eeb

Aliases

arxiv: 2107.10533 · arxiv_version: 2107.10533v3 · doi: 10.48550/arxiv.2107.10533 · pith_short_12: 2XJY4CJXBBY4 · pith_short_16: 2XJY4CJXBBY4SZW2 · pith_short_8: 2XJY4CJX

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/2XJY4CJXBBY4SZW2GYWI3DTBWF \
  | 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: d5d38e09370871c966da362c8d8e61b168141eaf59a2e642a3fd85ce70271eeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f72adaa8a86e2d8eeadffba93f83ec91a49166e632357134608d58bc269106f",
    "cross_cats_sorted": [
      "cs.PL",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-07-22T09:09:37Z",
    "title_canon_sha256": "afaf4396004d74142dc71d7ab5a4f20143011b4a3419e888e35f6afbfd64bf51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.10533",
    "kind": "arxiv",
    "version": 3
  }
}