Pith Number

pith:ZSHHFYHU

pith:2012:ZSHHFYHU27CSRXKBDZ6C7LBRQU

not attested not anchored not stored refs pending

Towards A Generic Formal Framework for Access Control Systems

Charles Morisset, Jason Crampton

arxiv:1204.2342 v2 · 2012-04-11 · cs.CR · 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{ZSHHFYHU27CSRXKBDZ6C7LBRQU}

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	2026-05-18T02:46:13.321354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc8e72e0f4d7c528dd411e7c2fac31852542532ccbd6e9948e1df87863aea91a

Aliases

arxiv: 1204.2342 · arxiv_version: 1204.2342v2 · doi: 10.48550/arxiv.1204.2342 · pith_short_12: ZSHHFYHU27CS · pith_short_16: ZSHHFYHU27CSRXKB · pith_short_8: ZSHHFYHU

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/ZSHHFYHU27CSRXKBDZ6C7LBRQU \
  | 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: cc8e72e0f4d7c528dd411e7c2fac31852542532ccbd6e9948e1df87863aea91a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cb39fe1a5981213f0151d2fcefd06d77d7248693cd4d72a7487d317c3cecb72",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-04-11T05:55:28Z",
    "title_canon_sha256": "4bf2cdba127533b687681b713ef0c95cf8390c9c362ae85c6d9920b6844044fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2342",
    "kind": "arxiv",
    "version": 2
  }
}