Pith Number

pith:QCQBV2XF

pith:2013:QCQBV2XFRHEQWOLUIHXD475SJS

not attested not anchored not stored refs pending

Robustness of quantum randomness expansion protocols in the presence of noise

Marcin Paw{\l}owski, Piotr Mironowicz

arxiv:1305.0128 v1 · 2013-05-01 · 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{QCQBV2XFRHEQWOLUIHXD475SJS}

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	2026-05-18T03:12:32.901883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80a01aeae589c90b397441ee3e7fb24c8e9b4f1ad6277ad972dd371c7a8c693f

Aliases

arxiv: 1305.0128 · arxiv_version: 1305.0128v1 · doi: 10.48550/arxiv.1305.0128 · pith_short_12: QCQBV2XFRHEQ · pith_short_16: QCQBV2XFRHEQWOLU · pith_short_8: QCQBV2XF

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/QCQBV2XFRHEQWOLUIHXD475SJS \
  | 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: 80a01aeae589c90b397441ee3e7fb24c8e9b4f1ad6277ad972dd371c7a8c693f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f93d0419824b6bd6960a12278f80f6bdd3a0674d16379da66f0c833a89ff3ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-01T09:10:07Z",
    "title_canon_sha256": "3c4582f62e165372c72e62d09827d305bc0fdf7319e0ace3c501bff90d736e3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0128",
    "kind": "arxiv",
    "version": 1
  }
}