Pith Number

pith:KUVK25ZX

pith:2011:KUVK25ZXTLBLO47AA5DPRECG4A

not attested not anchored not stored refs pending

Note on a simple type system for non-interference

Maria Grazia Vigliotti, Steffen van Bakel

arxiv:1109.4843 v1 · 2011-09-22 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KUVK25ZXTLBLO47AA5DPRECG4A}

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	2026-05-18T04:12:32.806356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

552aad77379ac2b773e00746f89046e00f376fcc1fef4e5310d00efea5f04665

Aliases

arxiv: 1109.4843 · arxiv_version: 1109.4843v1 · doi: 10.48550/arxiv.1109.4843 · pith_short_12: KUVK25ZXTLBL · pith_short_16: KUVK25ZXTLBLO47A · pith_short_8: KUVK25ZX

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/KUVK25ZXTLBLO47AA5DPRECG4A \
  | 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: 552aad77379ac2b773e00746f89046e00f376fcc1fef4e5310d00efea5f04665

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c84e362bee7bba0e586365d45bd00325f1018808a1f195e82ec72a79d854f7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-09-22T15:06:15Z",
    "title_canon_sha256": "1e343bb0566beebb9ae7fb6520d32adac5c4e6fb405ae72acfa83d979bcc8aa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4843",
    "kind": "arxiv",
    "version": 1
  }
}