Pith Number

pith:DY7V6OXO

pith:2023:DY7V6OXOVGABC5I4NQ5JZBTAMN

not attested not anchored not stored refs pending

Device-independent quantum key distribution with arbitrarily small nonlocality

Lewis Wooltorton, Peter Brown, Roger Colbeck

arxiv:2309.09650 v3 · 2023-09-18 · 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{DY7V6OXOVGABC5I4NQ5JZBTAMN}

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	2026-07-05T08:22:33.328234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e3f5f3aeea98011751c6c3a9c86606372a5ccfa3caacc53cc6d36b37195bfcf

Aliases

arxiv: 2309.09650 · arxiv_version: 2309.09650v3 · doi: 10.48550/arxiv.2309.09650 · pith_short_12: DY7V6OXOVGAB · pith_short_16: DY7V6OXOVGABC5I4 · pith_short_8: DY7V6OXO

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/DY7V6OXOVGABC5I4NQ5JZBTAMN \
  | 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: 1e3f5f3aeea98011751c6c3a9c86606372a5ccfa3caacc53cc6d36b37195bfcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "561e6bea983c6e399ace25418b32fb1381315effa3aa14d1b704209a0e2cbb7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-09-18T10:34:56Z",
    "title_canon_sha256": "691981bfdf7eee5e2a1c3fa39099bd7d4cc195059716bf310c13a7f4a2bc8ad4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.09650",
    "kind": "arxiv",
    "version": 3
  }
}