Pith Number

pith:VP24SGGG

pith:2021:VP24SGGGJCU75LDW3FZNVYF4EM

not attested not anchored not stored refs pending

Measurement-device-independent quantum key distribution for nonstandalone networks

De-Yong He, Feng-yu Lu, Guang-Can Guo, Guan-Jie Fan-Yuan, Jun Teng, Shuang Wang, Wei Chen, Zheng-Fu Han, Zheng Zhou, Zhen-Qiang Yin

arxiv:2109.01294 v2 · 2021-09-03 · quant-ph · cs.CR · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VP24SGGGJCU75LDW3FZNVYF4EM}

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	2026-07-05T03:12:17.040533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abf5c918c648a9feac76d972dae0bc23178869a347515fbc01d77936b43c60cc

Aliases

arxiv: 2109.01294 · arxiv_version: 2109.01294v2 · doi: 10.48550/arxiv.2109.01294 · pith_short_12: VP24SGGGJCU7 · pith_short_16: VP24SGGGJCU75LDW · pith_short_8: VP24SGGG

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/VP24SGGGJCU75LDW3FZNVYF4EM \
  | 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: abf5c918c648a9feac76d972dae0bc23178869a347515fbc01d77936b43c60cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "731f3675691a14939c9bf35276d4ff4fcf1574c8679eda12d8ae62479b30db1b",
    "cross_cats_sorted": [
      "cs.CR",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-09-03T03:38:18Z",
    "title_canon_sha256": "8ee0dd609118de0ead5921b650c6714ec783668743382c975435950cee57b739"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.01294",
    "kind": "arxiv",
    "version": 2
  }
}