Pith Number

pith:IW76LS5H

pith:2018:IW76LS5HOT3KDA3VIPD4TWNJ43

not attested not anchored not stored refs pending

Measurement-Device-Independent Twin-Field Quantum Key Distribution

Hua-Lei Yin, Yao Fu

arxiv:1805.12004 v3 · 2018-05-30 · 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{IW76LS5HOT3KDA3VIPD4TWNJ43}

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	2026-05-17T23:50:45.119730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45bfe5cba774f6a1837543c7c9d9a9e6faa7de9c5eb92331e97a5921168fd45a

Aliases

arxiv: 1805.12004 · arxiv_version: 1805.12004v3 · doi: 10.48550/arxiv.1805.12004 · pith_short_12: IW76LS5HOT3K · pith_short_16: IW76LS5HOT3KDA3V · pith_short_8: IW76LS5H

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/IW76LS5HOT3KDA3VIPD4TWNJ43 \
  | 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: 45bfe5cba774f6a1837543c7c9d9a9e6faa7de9c5eb92331e97a5921168fd45a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70d0941799ce05df497dd16dec9e90a10ffce57d278e6523020300b413266c5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-05-30T14:32:54Z",
    "title_canon_sha256": "329133adb9e4fcdb093cdec7c0ab5788de64cfd2e92b7dc28accf25d0980cef6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12004",
    "kind": "arxiv",
    "version": 3
  }
}