Pith Number

pith:OECAOGSX

pith:2018:OECAOGSXVZG43U77H33WBBMUBL

not attested not anchored not stored refs pending

An Assertion-Based Program Logic for Probabilistic Programs

Benjamin Gr\'egoire, Gilles Barthe, Justin Hsu, Marco Gaboardi, Pierre-Yves Strub, Thomas Espitau

arxiv:1803.05535 v1 · 2018-03-14 · cs.LO · cs.PL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OECAOGSXVZG43U77H33WBBMUBL}

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	2026-05-18T00:20:55.183005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7104071a57ae4dcdd3ff3ef76085940ad184a0673e3696e6703d887cf00bbf74

Aliases

arxiv: 1803.05535 · arxiv_version: 1803.05535v1 · doi: 10.48550/arxiv.1803.05535 · pith_short_12: OECAOGSXVZG4 · pith_short_16: OECAOGSXVZG43U77 · pith_short_8: OECAOGSX

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/OECAOGSXVZG43U77H33WBBMUBL \
  | 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: 7104071a57ae4dcdd3ff3ef76085940ad184a0673e3696e6703d887cf00bbf74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75576b43bc393d8f5ef6430f3833dc247c030c9411771d88f37858842190903a",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-03-14T23:11:20Z",
    "title_canon_sha256": "abf7f25d803dd36508d7abdf92d5195ba75ce423fee34acbcbb5fd7e7dc37fdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05535",
    "kind": "arxiv",
    "version": 1
  }
}