Pith Number

pith:G6JRCMAW

pith:2004:G6JRCMAW543XVYCAS5CKI6WXOI

not attested not anchored not stored refs pending

Quantum cryptography: a practical information security perspective

Fred Piper, Kenneth G. Paterson, Ruediger Schack (Royal Holloway, University of London)

arxiv:quant-ph/0406147 v2 · 2004-06-21 · 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{G6JRCMAW543XVYCAS5CKI6WXOI}

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.

Cited by

1 paper in Pith

A Critical Analysis of Deployed Use Cases for Quantum Key Distribution and Comparison with Post-Quantum Cryptography

Receipt and verification

First computed	2026-07-04T15:47:38.678222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3793113016ef377ae0409744a47ad7723eb9767e6002af24d0fd70c41c8d1379

Aliases

arxiv: quant-ph/0406147 · arxiv_version: quant-ph/0406147v2 · doi: 10.48550/arxiv.quant-ph/0406147 · pith_short_12: G6JRCMAW543X · pith_short_16: G6JRCMAW543XVYCA · pith_short_8: G6JRCMAW

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/G6JRCMAW543XVYCAS5CKI6WXOI \
  | 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: 3793113016ef377ae0409744a47ad7723eb9767e6002af24d0fd70c41c8d1379

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "857e875075fc67d579b8033b3c03b46459a9836821cccbee6f13e630b8c176a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-06-21T13:10:05Z",
    "title_canon_sha256": "bbf778b3de3cdef0dc54b183ef5ab98471dbf012b8fc34d40f131d834b24ad3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0406147",
    "kind": "arxiv",
    "version": 2
  }
}