Pith Number

pith:CZJGJRBP

pith:2017:CZJGJRBP77UF55SEN4CBTWAUMH

not attested not anchored not stored refs pending

Unbiased All-Optical Random-Number Generator

Harald Giessen, Ilja Gerhardt, Johannes N. Greiner, J\"org Wrachtrup, Tobias Steinle

arxiv:1712.02254 v1 · 2017-12-06 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CZJGJRBP77UF55SEN4CBTWAUMH}

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	2026-05-18T00:28:38.684313Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

165264c42fffe85ef6446f0419d81461ddbe794f5f6d6a2e37dcc10490c5ed31

Aliases

arxiv: 1712.02254 · arxiv_version: 1712.02254v1 · doi: 10.48550/arxiv.1712.02254 · pith_short_12: CZJGJRBP77UF · pith_short_16: CZJGJRBP77UF55SE · pith_short_8: CZJGJRBP

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/CZJGJRBP77UF55SEN4CBTWAUMH \
  | 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: 165264c42fffe85ef6446f0419d81461ddbe794f5f6d6a2e37dcc10490c5ed31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06b5cbd0df029e85654b510fa3ca444e5d6fa319e721be03a96854474a8e347e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-06T16:13:16Z",
    "title_canon_sha256": "18845cb1c85b791f5a891c84392d1d16e11280a0d706a614751063ed33fd5893"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02254",
    "kind": "arxiv",
    "version": 1
  }
}