Pith Number

pith:5U4NBD3H

pith:2017:5U4NBD3HAEAKH5RHKLRBZ3BOTQ

not attested not anchored not stored refs pending

Proving uniformity and independence by self-composition and coupling

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

arxiv:1701.06477 v2 · 2017-01-23 · 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{5U4NBD3HAEAKH5RHKLRBZ3BOTQ}

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	2026-05-18T00:47:26.275250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed38d08f670100a3f62752e21cec2e9c153d75c320c2e3aed6c329fef22e2635

Aliases

arxiv: 1701.06477 · arxiv_version: 1701.06477v2 · doi: 10.48550/arxiv.1701.06477 · pith_short_12: 5U4NBD3HAEAK · pith_short_16: 5U4NBD3HAEAKH5RH · pith_short_8: 5U4NBD3H

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/5U4NBD3HAEAKH5RHKLRBZ3BOTQ \
  | 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: ed38d08f670100a3f62752e21cec2e9c153d75c320c2e3aed6c329fef22e2635

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b5dc95cc63536eaab61428a82f408e0640308dc609ab59939a60aac9b810dcb",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2017-01-23T16:23:29Z",
    "title_canon_sha256": "4e44d552f3efa5b5439413501d9563c217c94d5191d451c571665d76858285d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06477",
    "kind": "arxiv",
    "version": 2
  }
}