Pith Number

pith:BDU7XXNM

pith:2019:BDU7XXNMEQETNEW4BQUJ6SDINW

not attested not anchored not stored refs pending

Tracking the polarisation state of light via Hong-Ou-Mandel interferometry

Erik Gauger, Feng Zhu, Jonathan Leach, Natapon Harnchaiwat, Niclas Westerberg

arxiv:1912.12087 v1 · 2019-12-27 · 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{BDU7XXNMEQETNEW4BQUJ6SDINW}

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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.

Cited by

1 paper in Pith

Topological Quantum Interferometry

Receipt and verification

First computed	2026-07-05T00:41:53.723426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08e9fbddac24093692dc0c289f48686d95d260cc2fd86fd66967a536fa2797b2

Aliases

arxiv: 1912.12087 · arxiv_version: 1912.12087v1 · doi: 10.48550/arxiv.1912.12087 · pith_short_12: BDU7XXNMEQET · pith_short_16: BDU7XXNMEQETNEW4 · pith_short_8: BDU7XXNM

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/BDU7XXNMEQETNEW4BQUJ6SDINW \
  | 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: 08e9fbddac24093692dc0c289f48686d95d260cc2fd86fd66967a536fa2797b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c28663c9333b3fe6e9b0ee634893579fae183304c9518de6c0ed01035d0ca76d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-12-27T13:20:23Z",
    "title_canon_sha256": "e0a83ea5b4ef37216c9f95c24150e68bbe333e3bebfabaacae2f630ffb2e7764"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.12087",
    "kind": "arxiv",
    "version": 1
  }
}