Pith Number

pith:CYO5ZQOR

pith:2012:CYO5ZQORB5CIHB36S5HAL6RWPQ

not attested not anchored not stored refs pending

A high-rate source for single photons in a pure quantum state

Christoph Kurz, Jan Huwer, J\"urgen Eschner, Michael Schug, Philipp M\"uller

arxiv:1211.5922 v1 · 2012-11-26 · 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{CYO5ZQORB5CIHB36S5HAL6RWPQ}

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	2026-05-18T03:26:08.710974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

161ddcc1d10f4483877e974e05fa367c3a296537deec28759c0225b01ab6b650

Aliases

arxiv: 1211.5922 · arxiv_version: 1211.5922v1 · doi: 10.48550/arxiv.1211.5922 · pith_short_12: CYO5ZQORB5CI · pith_short_16: CYO5ZQORB5CIHB36 · pith_short_8: CYO5ZQOR

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/CYO5ZQORB5CIHB36S5HAL6RWPQ \
  | 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: 161ddcc1d10f4483877e974e05fa367c3a296537deec28759c0225b01ab6b650

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc0984ade9125cbf73819e90be1376ceb86ce7a968695729b6acf09c4d4d8790",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-11-26T11:59:08Z",
    "title_canon_sha256": "3086acbea83f9cffde22fb3e6cc99ee0ef2e9cf6e351298f412e4535ecf6f9e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.5922",
    "kind": "arxiv",
    "version": 1
  }
}