Pith Number

pith:LUPUMNML

pith:1995:LUPUMNMLBBK7DQQ7ZANMXD2EZ6

not attested not anchored not stored refs pending

Quantum Cryptography

D. M. Alde, G. G. Luther, G. L. Morgan, M. Schauer, P. Dyer, Richard J. Hughes

arxiv:quant-ph/9504002 v1 · 1995-04-04 · 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{LUPUMNMLBBK7DQQ7ZANMXD2EZ6}

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	2026-07-04T15:59:56.669527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d1f46358b0855f1c21fc81acb8f44cfa93fe5c52e9d52978de085ed16cfdd50

Aliases

arxiv: quant-ph/9504002 · arxiv_version: quant-ph/9504002v1 · doi: 10.48550/arxiv.quant-ph/9504002 · pith_short_12: LUPUMNMLBBK7 · pith_short_16: LUPUMNMLBBK7DQQ7 · pith_short_8: LUPUMNML

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/LUPUMNMLBBK7DQQ7ZANMXD2EZ6 \
  | 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: 5d1f46358b0855f1c21fc81acb8f44cfa93fe5c52e9d52978de085ed16cfdd50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc3c89972db889257b33000cff992dadd0085e6ba49d74fda7939b7f339a7962",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1995-04-04T00:01:51Z",
    "title_canon_sha256": "2a46f559671ca8c237bbb48caad3332d78256fdb8a04a61f0639262230c5ef4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9504002",
    "kind": "arxiv",
    "version": 1
  }
}