Pith Number

pith:XJXODNPF

pith:2002:XJXODNPF4L3SRUG6UAOBM5UPUG

not attested not anchored not stored refs pending

Eavesdropping on practical quantum cryptography

Mark Williamson, Vlatko Vedral

arxiv:quant-ph/0211155 v1 · 2002-11-24 · 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{XJXODNPF4L3SRUG6UAOBM5UPUG}

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	2026-05-18T01:37:59.721368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba6ee1b5e5e2f728d0dea01c16768fa1b89c0dc966b581b363e35574f816169b

Aliases

arxiv: quant-ph/0211155 · arxiv_version: quant-ph/0211155v1 · doi: 10.48550/arxiv.quant-ph/0211155 · pith_short_12: XJXODNPF4L3S · pith_short_16: XJXODNPF4L3SRUG6 · pith_short_8: XJXODNPF

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/XJXODNPF4L3SRUG6UAOBM5UPUG \
  | 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: ba6ee1b5e5e2f728d0dea01c16768fa1b89c0dc966b581b363e35574f816169b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05b3db57bcf94074829eda83293b2244e3665f189f72ea5a52a081d5722240f9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-11-24T19:26:56Z",
    "title_canon_sha256": "fe03ec82630113ec0978bd89536d6451de9b2cc059886cd322096f2183ce8962"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0211155",
    "kind": "arxiv",
    "version": 1
  }
}