Pith Number

pith:ZA434XBT

pith:2023:ZA434XBTGML2GNDDUNUCC2DM4H

not attested not anchored not stored refs pending

Simple Tests of Quantumness Also Certify Qubits

Alexandru Gheorghiu, Eitan Porat, Gregory D. Kahanamoku-Meyer, Thomas Vidick, Zvika Brakerski

arxiv:2303.01293 v2 · 2023-03-02 · 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{ZA434XBTGML2GNDDUNUCC2DM4H}

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	2026-07-05T06:11:19.924661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c839be5c333317a33463a36821686ce1e57f31677a22c05d21b0ce800d83e5bb

Aliases

arxiv: 2303.01293 · arxiv_version: 2303.01293v2 · doi: 10.48550/arxiv.2303.01293 · pith_short_12: ZA434XBTGML2 · pith_short_16: ZA434XBTGML2GNDD · pith_short_8: ZA434XBT

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/ZA434XBTGML2GNDDUNUCC2DM4H \
  | 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: c839be5c333317a33463a36821686ce1e57f31677a22c05d21b0ce800d83e5bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93a5e1b81aeb9148d0e689efd6cea7075dd521c5c045e199fc217e64fb585662",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-03-02T14:18:17Z",
    "title_canon_sha256": "edcb44bf4a218c2e72764cd4a678c643f2691cbfdbf83216c7a9f77050590e4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.01293",
    "kind": "arxiv",
    "version": 2
  }
}