Pith Number

pith:R3EOFQPP

pith:2015:R3EOFQPPNEXUGOR4R6GEFJ2ZFG

not attested not anchored not stored refs pending

Attacks on practical quantum key distribution systems (and how to prevent them)

Birgit Stiller, Christoph Marquardt, Dominique Elser, Gerd Leuchs, Imran Khan, Nitin Jain

arxiv:1512.07990 v2 · 2015-12-25 · 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{R3EOFQPPNEXUGOR4R6GEFJ2ZFG}

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	2026-05-18T01:04:28.222920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ec8e2c1ef692f433a3c8f8c42a759298fc3d2c032ab8a0e8fa1fd2e231a0eff

Aliases

arxiv: 1512.07990 · arxiv_version: 1512.07990v2 · doi: 10.48550/arxiv.1512.07990 · pith_short_12: R3EOFQPPNEXU · pith_short_16: R3EOFQPPNEXUGOR4 · pith_short_8: R3EOFQPP

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/R3EOFQPPNEXUGOR4R6GEFJ2ZFG \
  | 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: 8ec8e2c1ef692f433a3c8f8c42a759298fc3d2c032ab8a0e8fa1fd2e231a0eff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef361e37ab2006490e82394477fd96c5ea5b21ae0369508d904a6cb7c6197d1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-12-25T12:20:14Z",
    "title_canon_sha256": "ff3a258bb7765f12dee22ec94e6e52c7784ae48f18be94df95089cc7f10f459a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07990",
    "kind": "arxiv",
    "version": 2
  }
}