Pith Number

pith:2X2OXXUI

pith:2014:2X2OXXUIHHSCY5KTAWANWW45FI

not attested not anchored not stored refs pending

Robust and versatile black-box certification of quantum devices

Jean-Daniel Bancal, Miguel Navascu\'es, Tam\'as V\'ertesi, Tzyh Haur Yang, Valerio Scarani

arxiv:1406.7127 v1 · 2014-06-27 · 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{2X2OXXUIHHSCY5KTAWANWW45FI}

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	2026-05-18T02:39:55.461480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5f4ebde8839e42c75530580db5b9d2a1c9c630ece81ba1fe53c16b6c4460655

Aliases

arxiv: 1406.7127 · arxiv_version: 1406.7127v1 · doi: 10.48550/arxiv.1406.7127 · pith_short_12: 2X2OXXUIHHSC · pith_short_16: 2X2OXXUIHHSCY5KT · pith_short_8: 2X2OXXUI

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/2X2OXXUIHHSCY5KTAWANWW45FI \
  | 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: d5f4ebde8839e42c75530580db5b9d2a1c9c630ece81ba1fe53c16b6c4460655

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38949a889d139873f6b22a706ded7715176261342551e5ce79452811dd130d37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-06-27T09:41:04Z",
    "title_canon_sha256": "0029963e7ab0582bc911f879a275aba234bb5f84629d0f0a862ff507138d12f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7127",
    "kind": "arxiv",
    "version": 1
  }
}