Pith Number

pith:NFKUZZQD

pith:2018:NFKUZZQDK7MVCXMKZBEJO53HP3

not attested not anchored not stored refs pending

On the Expressive Completeness of Bernays-Sch\"onfinkel-Ramsey Separation Logic

Mnacho Echenim, Nicolas Peltier, Radu Iosif

arxiv:1802.00195 v2 · 2018-02-01 · 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{NFKUZZQDK7MVCXMKZBEJO53HP3}

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	2026-05-18T00:23:11.435328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69554ce60357d9515d8ac8489777677eeca8ac144e414fae9b56f507553bb793

Aliases

arxiv: 1802.00195 · arxiv_version: 1802.00195v2 · doi: 10.48550/arxiv.1802.00195 · pith_short_12: NFKUZZQDK7MV · pith_short_16: NFKUZZQDK7MVCXMK · pith_short_8: NFKUZZQD

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/NFKUZZQDK7MVCXMKZBEJO53HP3 \
  | 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: 69554ce60357d9515d8ac8489777677eeca8ac144e414fae9b56f507553bb793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9a3ab6b61732be9a64e8884325e7cd0e7e0a8621839d8f17cbf0cbde63bdb21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-02-01T08:49:14Z",
    "title_canon_sha256": "140438d93aac719bb2243ff0c799e8a261bc9b5c2f8dba1e2d65c73d01a6aab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00195",
    "kind": "arxiv",
    "version": 2
  }
}