Pith Number

pith:QCY6CL3L

pith:2016:QCY6CL3LYNQCXONQ3XK72WLKHZ

not attested not anchored not stored refs pending

From Event-B to Verified C via HLL

Arnaud Dieumegard, Eric Jenn, Laurent Voisin, Ning Ge

arxiv:1610.07410 v1 · 2016-10-24 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QCY6CL3LYNQCXONQ3XK72WLKHZ}

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	2026-05-18T01:01:30.167267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80b1e12f6bc3602bb9b0ddd5fd596a3e4e2775bf2b55486b36fd80c53b31a722

Aliases

arxiv: 1610.07410 · arxiv_version: 1610.07410v1 · doi: 10.48550/arxiv.1610.07410 · pith_short_12: QCY6CL3LYNQC · pith_short_16: QCY6CL3LYNQCXONQ · pith_short_8: QCY6CL3L

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/QCY6CL3LYNQCXONQ3XK72WLKHZ \
  | 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: 80b1e12f6bc3602bb9b0ddd5fd596a3e4e2775bf2b55486b36fd80c53b31a722

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d5e34073189568f078583ad16c6ac5018dc141db6699e180197bd5179195b85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2016-10-24T13:46:56Z",
    "title_canon_sha256": "e8f55a40a93fba60a5f12ea3a51768947be5ab8fd803623c950a20eba50e6e5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07410",
    "kind": "arxiv",
    "version": 1
  }
}