Pith Number

pith:S4OPIHVV

pith:2018:S4OPIHVVR77BH6KGMYP6MTB2T5

not attested not anchored not stored refs pending

One-Sided Device-Independent Certification of Unbounded Random Numbers

Brian Coyle, Elham Kashefi, Matty J. Hoban

arxiv:1806.10565 v2 · 2018-06-27 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S4OPIHVVR77BH6KGMYP6MTB2T5}

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	2026-05-18T00:09:24.254664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

971cf41eb58ffe13f946661fe64c3a9f4cb8c85e35159a92e9a5a5faaca3bf14

Aliases

arxiv: 1806.10565 · arxiv_version: 1806.10565v2 · doi: 10.48550/arxiv.1806.10565 · pith_short_12: S4OPIHVVR77B · pith_short_16: S4OPIHVVR77BH6KG · pith_short_8: S4OPIHVV

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/S4OPIHVVR77BH6KGMYP6MTB2T5 \
  | 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: 971cf41eb58ffe13f946661fe64c3a9f4cb8c85e35159a92e9a5a5faaca3bf14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9885cf412aeabc89d3d2a661a0e37ba6396cf47f84d837005bb8b67d2a000b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-06-27T16:50:37Z",
    "title_canon_sha256": "f369a78ad5b08d6932f1c80a9313fd299cbb0f10ef75e49e7960ee50ce99cbd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10565",
    "kind": "arxiv",
    "version": 2
  }
}