Pith Number

pith:I47C4KDW

pith:2019:I47C4KDW4SYNEFXL4WY5DZNIKA

not attested not anchored not stored refs pending

High-efficiency three-party quantum key agreement protocol with quantum dense coding and Bell states

Aatef Hobiny, Faris Alzahrani, Fu-Guo Deng, Jun Wang, Tasawar Hayat, Tian-Tian Zhang, Wan-Ting He

arxiv:1904.10110 v1 · 2019-04-23 · quant-ph · 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{I47C4KDW4SYNEFXL4WY5DZNIKA}

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	2026-05-17T23:42:19.668172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

473e2e2876e4b0d216ebe5b1d1e5a8501925dfe39d1e70f06dcf2e3cdf19d0a4

Aliases

arxiv: 1904.10110 · arxiv_version: 1904.10110v1 · doi: 10.48550/arxiv.1904.10110 · pith_short_12: I47C4KDW4SYN · pith_short_16: I47C4KDW4SYNEFXL · pith_short_8: I47C4KDW

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/I47C4KDW4SYNEFXL4WY5DZNIKA \
  | 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: 473e2e2876e4b0d216ebe5b1d1e5a8501925dfe39d1e70f06dcf2e3cdf19d0a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac6af5176e22cf0539990ea81cea5fc2fdecdd69033494dc5019db5632d88f6a",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-23T01:02:03Z",
    "title_canon_sha256": "16748f73f198851a0e6ec1bdac68ea6c3863f4d20c1c359f9cb2e34dd27ad16c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10110",
    "kind": "arxiv",
    "version": 1
  }
}