Pith Number

pith:P6W7CPIB

pith:2017:P6W7CPIB2HXBRZKMUMHKHJZPEE

not attested not anchored not stored refs pending

Detection loss tolerant supersensitive phase measurement with an SU(1,1) interferometer

Farid Khalili, Gerd Leuchs, Maria Chekhova, Mathieu Manceau

arxiv:1705.02662 v2 · 2017-05-07 · 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{P6W7CPIB2HXBRZKMUMHKHJZPEE}

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	2026-05-18T00:28:46.384165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fadf13d01d1ee18e54ca30ea3a72f21114b471771168616477915a99eaa1da7

Aliases

arxiv: 1705.02662 · arxiv_version: 1705.02662v2 · doi: 10.48550/arxiv.1705.02662 · pith_short_12: P6W7CPIB2HXB · pith_short_16: P6W7CPIB2HXBRZKM · pith_short_8: P6W7CPIB

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/P6W7CPIB2HXBRZKMUMHKHJZPEE \
  | 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: 7fadf13d01d1ee18e54ca30ea3a72f21114b471771168616477915a99eaa1da7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4636bdae14ff3937cec40459c580b68b8a67d1ba1d746b22a18dd9a5057282dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-05-07T17:16:43Z",
    "title_canon_sha256": "15e629be61b1c59dd3f7649986ed7dd256893f3fb4ed3f2a8e096fc8ff90ed80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02662",
    "kind": "arxiv",
    "version": 2
  }
}