Pith Number

pith:AX4PX4WQ

pith:2015:AX4PX4WQV63KB3VJ6NOC4UAKSJ

not attested not anchored not stored refs pending

Measurement-device-independent quantum key distribution over untrustful metropolitan network

Chao-Yang Lu, Hua-Lei Yin, Hui Liu, Jian-Wei Pan, Li-Xing You, Lu Zhang, Ming-Qi Huang, Qiang Zhang, Qi Zhao, Si-Jing Chen, Teng-Yun Chen, Wei-Jun Zhang, Xiang-Xiang Sun, Xiao Jiang, Xiongfeng Ma, Yang Liu, Yan-Lin Tang, Zhen Wang

arxiv:1509.08389 v2 · 2015-09-28 · 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{AX4PX4WQV63KB3VJ6NOC4UAKSJ}

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	2026-05-18T01:19:29.454418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05f8fbf2d0afb6a0eea9f35c2e500a926630e2c605d687654fcdf9d6d61c9302

Aliases

arxiv: 1509.08389 · arxiv_version: 1509.08389v2 · doi: 10.48550/arxiv.1509.08389 · pith_short_12: AX4PX4WQV63K · pith_short_16: AX4PX4WQV63KB3VJ · pith_short_8: AX4PX4WQ

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/AX4PX4WQV63KB3VJ6NOC4UAKSJ \
  | 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: 05f8fbf2d0afb6a0eea9f35c2e500a926630e2c605d687654fcdf9d6d61c9302

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "764d3f7d7c2f6b0b61b5fcbc0ea754bb6a5242d59d1ed14dea0e80b26883f56c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-09-28T16:50:35Z",
    "title_canon_sha256": "2e7202f78c96c03cf738a317a8186a63019eaa587d13574459192e6a2425cf6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08389",
    "kind": "arxiv",
    "version": 2
  }
}