Pith Number

pith:MOOJWIW5

pith:2009:MOOJWIW5PERUKKQ67DOQ3EZWN7

not attested not anchored not stored refs pending

Distinguishability of Gaussian States in Quantum Cryptography using Post-Selection

Christian Weedbrook, Daniel J. Alton, Ping Koy Lam, Thomas Symul, Timothy C. Ralph

arxiv:0903.1535 v2 · 2009-03-09 · 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{MOOJWIW5PERUKKQ67DOQ3EZWN7}

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	2026-05-18T02:14:36.497243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

639c9b22dd7923452a1ef8dd0d93366fde85a319e9654b401941a4905e9520f1

Aliases

arxiv: 0903.1535 · arxiv_version: 0903.1535v2 · doi: 10.48550/arxiv.0903.1535 · pith_short_12: MOOJWIW5PERU · pith_short_16: MOOJWIW5PERUKKQ6 · pith_short_8: MOOJWIW5

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/MOOJWIW5PERUKKQ67DOQ3EZWN7 \
  | 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: 639c9b22dd7923452a1ef8dd0d93366fde85a319e9654b401941a4905e9520f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81b2db14d2b1101faa5f00a9af267f128e0a334d59ca86c87ec6d3cb2f1a9c37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-03-09T11:40:30Z",
    "title_canon_sha256": "5934b492ab6ff4f308a571afd4edb2ef7984381837c37617358bf17f99885760"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1535",
    "kind": "arxiv",
    "version": 2
  }
}