Pith Number

pith:ZNJ5NESD

pith:2013:ZNJ5NESDUBII6YVISGJ3DQK5CS

not attested not anchored not stored refs pending

Proof search for propositional abstract separation logics via labelled sequents

Alwen Tiu, Rajeev Gore, Ranald Clouston, Zhe Hou

arxiv:1307.5592 v4 · 2013-07-22 · 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{ZNJ5NESDUBII6YVISGJ3DQK5CS}

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	2026-05-18T03:06:13.080694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb53d69243a0508f62a89193b1c15d148cf6f2811262e494727c346d8a222008

Aliases

arxiv: 1307.5592 · arxiv_version: 1307.5592v4 · doi: 10.48550/arxiv.1307.5592 · pith_short_12: ZNJ5NESDUBII · pith_short_16: ZNJ5NESDUBII6YVI · pith_short_8: ZNJ5NESD

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/ZNJ5NESDUBII6YVISGJ3DQK5CS \
  | 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: cb53d69243a0508f62a89193b1c15d148cf6f2811262e494727c346d8a222008

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90507eb8a75d317bb8cc34261ac344d8e1026ecd3bef592afaf9c968b7646404",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-07-22T05:37:37Z",
    "title_canon_sha256": "094ecdc4291dcca8947f5abbca3536d675b7076381ece04cfb886d2400a11075"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5592",
    "kind": "arxiv",
    "version": 4
  }
}