Pith Number

pith:W24U2BW5

pith:2013:W24U2BW5FIJEVUFK2LLJXFMWPI

not attested not anchored not stored refs pending

Device-dependent and device-independent quantum key distribution without a shared reference frame

Cyril Branciard, Joshua A. Slater, Nicolas Brunner, Wolfgang Tittel

arxiv:1311.3343 v1 · 2013-11-13 · 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{W24U2BW5FIJEVUFK2LLJXFMWPI}

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	2026-05-18T02:54:56.004698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6b94d06dd2a124ad0aad2d69b95967a3d011fd211096a11143fb50b35e08a6d

Aliases

arxiv: 1311.3343 · arxiv_version: 1311.3343v1 · doi: 10.48550/arxiv.1311.3343 · pith_short_12: W24U2BW5FIJE · pith_short_16: W24U2BW5FIJEVUFK · pith_short_8: W24U2BW5

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/W24U2BW5FIJEVUFK2LLJXFMWPI \
  | 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: b6b94d06dd2a124ad0aad2d69b95967a3d011fd211096a11143fb50b35e08a6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3d4208676259af1b599f702f4571505410a5427d6817129ca55d041e22f0e08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-11-13T23:49:15Z",
    "title_canon_sha256": "cdada53feab81fb67e0a93dad06de153adf09472cb5eaf47368230181f5724ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3343",
    "kind": "arxiv",
    "version": 1
  }
}