Pith Number

pith:PLQN3FDR

pith:2021:PLQN3FDRAWOCPI7RTSLZPVR6TY

not attested not anchored not stored refs pending

Secure and practical multiparty quantum digital signatures

Bing-Hong Li, Chen-Long Li, Chen-Xun Weng, Hua-Lei Yin, Jie Gu, Rui-Qi Gao, Yuan-Mei Xie, Yu-Shuo Lu, Zeng-Bing Chen

arxiv:2104.12059 v2 · 2021-04-25 · 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{PLQN3FDRAWOCPI7RTSLZPVR6TY}

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	2026-07-05T03:05:33.436506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ae0dd9471059c27a3f19c9797d63e9e3fe65db1cf2ab6b45a9a9d29e7428f4b

Aliases

arxiv: 2104.12059 · arxiv_version: 2104.12059v2 · doi: 10.48550/arxiv.2104.12059 · pith_short_12: PLQN3FDRAWOC · pith_short_16: PLQN3FDRAWOCPI7R · pith_short_8: PLQN3FDR

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/PLQN3FDRAWOCPI7RTSLZPVR6TY \
  | 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: 7ae0dd9471059c27a3f19c9797d63e9e3fe65db1cf2ab6b45a9a9d29e7428f4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a840063eca0e0aa20d5dfbdebc717fb0df25bdd88e30d870e1ade2d0fcd0bcbb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-04-25T04:47:24Z",
    "title_canon_sha256": "eaa67d757a327117e60fec8f279cc270ae4c35020ea1e560257f9036dfb03532"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.12059",
    "kind": "arxiv",
    "version": 2
  }
}