Pith Number

pith:NCXW5GEX

pith:2017:NCXW5GEXKTWV5MBUYPS5RXYPP5

not attested not anchored not stored refs pending

Optimal joint measurements of complementary observables by a single trapped ion

F. Zhou, L. Chen, L. L. Yan, M. Feng, P. Busch, T. P. Xiong, W. L. Yang, Z. H. Ma

arxiv:1705.01385 v1 · 2017-05-03 · 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{NCXW5GEXKTWV5MBUYPS5RXYPP5}

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	2026-05-18T00:38:53.080621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68af6e989754ed5eb034c3e5d8df0f7f77a0593b7116d01e9f419202503e7ea7

Aliases

arxiv: 1705.01385 · arxiv_version: 1705.01385v1 · doi: 10.48550/arxiv.1705.01385 · pith_short_12: NCXW5GEXKTWV · pith_short_16: NCXW5GEXKTWV5MBU · pith_short_8: NCXW5GEX

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/NCXW5GEXKTWV5MBUYPS5RXYPP5 \
  | 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: 68af6e989754ed5eb034c3e5d8df0f7f77a0593b7116d01e9f419202503e7ea7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "291405a04eb968750c45733e72e66f13e916d3aa186068101f995afa6b0c63e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-05-03T12:36:32Z",
    "title_canon_sha256": "c46f40a69b39dc6f0a376ecf310156413f8942a21491d5183863874138e77ee6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01385",
    "kind": "arxiv",
    "version": 1
  }
}