Pith Number

pith:CZR7IJQF

pith:2017:CZR7IJQFFWZA76H2DN76FNLPOR

not attested not anchored not stored refs pending

Trace Properties from Separation Logic Specifications

Guilhem Jaber, Kasper Svendsen, Lars Birkedal, Nikos Tzevelekos, Thomas Dinsdale-Young

arxiv:1702.02972 v1 · 2017-02-09 · cs.PL · 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{CZR7IJQFFWZA76H2DN76FNLPOR}

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	2026-05-18T00:50:58.947056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1663f426052db20ff8fa1b7fe2b56f744102862d7544ce3d599f46fe18fce17c

Aliases

arxiv: 1702.02972 · arxiv_version: 1702.02972v1 · doi: 10.48550/arxiv.1702.02972 · pith_short_12: CZR7IJQFFWZA · pith_short_16: CZR7IJQFFWZA76H2 · pith_short_8: CZR7IJQF

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/CZR7IJQFFWZA76H2DN76FNLPOR \
  | 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: 1663f426052db20ff8fa1b7fe2b56f744102862d7544ce3d599f46fe18fce17c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15845db21e8f5814a2eb8c68d0612d083f4d1a0fa0180c61b70e5039ab48b9e4",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2017-02-09T20:26:10Z",
    "title_canon_sha256": "b516d32c5ac3c72df1072dbfe25d8ad95fb389bdce782bee00e5dbeb879c23c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02972",
    "kind": "arxiv",
    "version": 1
  }
}