Pith Number

pith:QZPALHVI

pith:2018:QZPALHVIDEDACTOGEGMHKLZUXC

not attested not anchored not stored refs pending

The Complexity of Prenex Separation Logic with One Selector

Mnacho Echenim, Nicolas Peltier, Radu Iosif

arxiv:1804.03556 v2 · 2018-04-10 · 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{QZPALHVIDEDACTOGEGMHKLZUXC}

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	2026-05-18T00:17:18.380670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

865e059ea81906014dc62198752f34b8aa892974182619bc857f3543f80ad83a

Aliases

arxiv: 1804.03556 · arxiv_version: 1804.03556v2 · doi: 10.48550/arxiv.1804.03556 · pith_short_12: QZPALHVIDEDA · pith_short_16: QZPALHVIDEDACTOG · pith_short_8: QZPALHVI

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/QZPALHVIDEDACTOGEGMHKLZUXC \
  | 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: 865e059ea81906014dc62198752f34b8aa892974182619bc857f3543f80ad83a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5b89df01498b1f0e158ac243726b506fd3cf05248dcbb75fdf6d8c09bdc09ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-04-10T14:22:25Z",
    "title_canon_sha256": "c2aeb1349cc2f7af4967df591230e2287744d739fe9270d8551f9dbc8180bbd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03556",
    "kind": "arxiv",
    "version": 2
  }
}