Pith Number

pith:O2RAJ7VE

pith:2012:O2RAJ7VEFBUNBL2SGG3AUJR7VC

not attested not anchored not stored refs pending

Fully device independent quantum key distribution

Thomas Vidick, Umesh Vazirani

arxiv:1210.1810 v2 · 2012-10-05 · 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{O2RAJ7VEFBUNBL2SGG3AUJR7VC}

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

Lower overhead fault-tolerant building blocks for noisy quantum computers

Receipt and verification

First computed	2026-05-18T02:41:01.337011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76a204fea42868d0af5231b60a263fa8943bec84098d0f76b4eea1c57531b856

Aliases

arxiv: 1210.1810 · arxiv_version: 1210.1810v2 · doi: 10.48550/arxiv.1210.1810 · pith_short_12: O2RAJ7VEFBUN · pith_short_16: O2RAJ7VEFBUNBL2S · pith_short_8: O2RAJ7VE

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/O2RAJ7VEFBUNBL2SGG3AUJR7VC \
  | 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: 76a204fea42868d0af5231b60a263fa8943bec84098d0f76b4eea1c57531b856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3edc02ba3f1c581e8286956d76a9ef4348031351a10018b3a45ea0e212f614c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-10-05T16:53:23Z",
    "title_canon_sha256": "d62b989e90929c9608fc2397070fa1115f1a1c9bb3a6660edffbe8fc08c3654a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1810",
    "kind": "arxiv",
    "version": 2
  }
}