Pith Number

pith:KRBFEHS7

pith:2021:KRBFEHS7EK2FKCNXEETHZKRAHK

not attested not anchored not stored refs pending

Robust self-testing of multipartite GHZ-state measurements in quantum networks

Kai Chen, Li Li, Nai-Le Liu, Qing Zhou, Shuai Zhao, Xin-Yu Xu, Yi-Zheng Zhen

arxiv:2112.13239 v1 · 2021-12-25 · 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{KRBFEHS7EK2FKCNXEETHZKRAHK}

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	2026-07-05T03:43:51.374404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5442521e5f22b45509b721267caa203a9f5a448df47c1a3e183439fc8f4e9af7

Aliases

arxiv: 2112.13239 · arxiv_version: 2112.13239v1 · doi: 10.48550/arxiv.2112.13239 · pith_short_12: KRBFEHS7EK2F · pith_short_16: KRBFEHS7EK2FKCNX · pith_short_8: KRBFEHS7

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/KRBFEHS7EK2FKCNXEETHZKRAHK \
  | 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: 5442521e5f22b45509b721267caa203a9f5a448df47c1a3e183439fc8f4e9af7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "390b8b4f0940829a893b64cdba00354a8f635f459ddd2f4eff68a82446529f52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-25T14:09:21Z",
    "title_canon_sha256": "b10dbae4e0ccdf10e908ed3bb59824e0472765b47514842c3bc763f2680aa470"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.13239",
    "kind": "arxiv",
    "version": 1
  }
}