Pith Number

pith:NHBSZXY6

pith:2015:NHBSZXY6NRAYPGTLMOR4E457Z4

not attested not anchored not stored refs pending

Device-Independent Verifiable Blind Quantum Computation

Carlos A. P\'erez-Delgado, Joseph F. Fitzsimons, Michal Hajdu\v{s}ek

arxiv:1502.02563 v2 · 2015-02-09 · quant-ph · cs.CC · cs.CR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NHBSZXY6NRAYPGTLMOR4E457Z4}

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	2026-05-18T01:25:30.732882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69c32cdf1e6c41879a6b63a3c273bfcf295b80e06277c9777893fc10f46ea860

Aliases

arxiv: 1502.02563 · arxiv_version: 1502.02563v2 · doi: 10.48550/arxiv.1502.02563 · pith_short_12: NHBSZXY6NRAY · pith_short_16: NHBSZXY6NRAYPGTL · pith_short_8: NHBSZXY6

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/NHBSZXY6NRAYPGTLMOR4E457Z4 \
  | 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: 69c32cdf1e6c41879a6b63a3c273bfcf295b80e06277c9777893fc10f46ea860

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30fa8ef41a29309592b6581377a70acb103840d828fc3d1cda11192b178a09db",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-02-09T16:57:45Z",
    "title_canon_sha256": "682dcea865a0e486d22ba33f6aa03be7339c65dfbaaec0e41d6a0a777630469f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02563",
    "kind": "arxiv",
    "version": 2
  }
}