Pith Number

pith:UDKWD4MF

pith:2011:UDKWD4MFMDL4WKH2IA36FMCZ7R

not attested not anchored not stored refs pending

Security analysis of the time-coding quantum key distribution protocols

Simon Fossier, Thierry Debuisschert

arxiv:1108.6183 v1 · 2011-08-31 · 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{UDKWD4MFMDL4WKH2IA36FMCZ7R}

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	2026-05-18T04:12:10.068004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0d561f18560d7cb28fa4037e2b059fc4c6955c1cdb08d2c079f8a0ca38dac23

Aliases

arxiv: 1108.6183 · arxiv_version: 1108.6183v1 · doi: 10.48550/arxiv.1108.6183 · pith_short_12: UDKWD4MFMDL4 · pith_short_16: UDKWD4MFMDL4WKH2 · pith_short_8: UDKWD4MF

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/UDKWD4MFMDL4WKH2IA36FMCZ7R \
  | 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: a0d561f18560d7cb28fa4037e2b059fc4c6955c1cdb08d2c079f8a0ca38dac23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d48467c8945f7550fab73fcf4ec635c03a3267553a79e56ed7483c81caee574",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-08-31T10:28:20Z",
    "title_canon_sha256": "b78e0ab83524faebdc877f99b6f3a3e8ef80804b6851dee7ae3156ada877cb58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.6183",
    "kind": "arxiv",
    "version": 1
  }
}