Pith Number

pith:6PRVFEUJ

pith:2018:6PRVFEUJCDFKK4VU6O6LJ3SGIN

not attested not anchored not stored refs pending

Optimal simultaneous measurements of incompatible observables of a single photon

Adetunmise C. Dada, Alex McMillan, Brian D. Gerardot, Erika Andersson, Ittoop Puthoor, John Rarity, Jonathan Crickmore, Ruth Oulton, Will McCutcheon

arxiv:1808.05986 v1 · 2018-08-17 · 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{6PRVFEUJCDFKK4VU6O6LJ3SGIN}

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	2026-05-18T00:07:46.538735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3e352928910caa572b4f3bcb4ee464343fb4a212c65debe375ea416a82331ed

Aliases

arxiv: 1808.05986 · arxiv_version: 1808.05986v1 · doi: 10.48550/arxiv.1808.05986 · pith_short_12: 6PRVFEUJCDFK · pith_short_16: 6PRVFEUJCDFKK4VU · pith_short_8: 6PRVFEUJ

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/6PRVFEUJCDFKK4VU6O6LJ3SGIN \
  | 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: f3e352928910caa572b4f3bcb4ee464343fb4a212c65debe375ea416a82331ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfbb236a25a651b76b133ae298ebbf9339f74ce3b8b5ba20ff62a3249a53da80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-17T20:33:31Z",
    "title_canon_sha256": "bfd2a2181565bc9c07c43ff95d732c95217881fc1406ca2a9875726e0272600f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05986",
    "kind": "arxiv",
    "version": 1
  }
}