Pith Number

pith:ZQZHETWE

pith:2019:ZQZHETWEYAPIFO7Q7YHDSZELGF

not attested not anchored not stored refs pending

Round robin differential phase shift quantum key distribution with yes-no detectors only

Jiang Cong, Wang Xiang-Bin, Yu Zong-Wen

arxiv:1904.08403 v1 · 2019-04-17 · 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{ZQZHETWEYAPIFO7Q7YHDSZELGF}

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	2026-05-17T23:48:17.782276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc32724ec4c01e82bbf0fe0e39648b315891bb82763415fb2931cf075a714a36

Aliases

arxiv: 1904.08403 · arxiv_version: 1904.08403v1 · doi: 10.48550/arxiv.1904.08403 · pith_short_12: ZQZHETWEYAPI · pith_short_16: ZQZHETWEYAPIFO7Q · pith_short_8: ZQZHETWE

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/ZQZHETWEYAPIFO7Q7YHDSZELGF \
  | 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: cc32724ec4c01e82bbf0fe0e39648b315891bb82763415fb2931cf075a714a36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebe443b6ff3288984bf9bfc3387295dd7f01119f54ac6f0996b381af0b7084cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-17T17:58:15Z",
    "title_canon_sha256": "2e4a77cc7bcd85f81eb284427d8e8095b4b31331e27e2136037ae16b6d8be46d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08403",
    "kind": "arxiv",
    "version": 1
  }
}