Pith Number

pith:T4FGC6GT

pith:2017:T4FGC6GTI6XTWHCRFORSQJN2E2

not attested not anchored not stored refs pending

A Fast Quantum-safe Asymmetric Cryptosystem Using Extra Superincreasing Sequences

Jianhua Zheng, Shenghui Su, Shuwang Lu

arxiv:1709.01669 v2 · 2017-09-06 · 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{T4FGC6GTI6XTWHCRFORSQJN2E2}

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	2026-05-18T00:33:48.253984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f0a6178d347af3b1c512ba32825ba2680ecebd04aeba512b43fdf9bb90dd5b5

Aliases

arxiv: 1709.01669 · arxiv_version: 1709.01669v2 · doi: 10.48550/arxiv.1709.01669 · pith_short_12: T4FGC6GTI6XT · pith_short_16: T4FGC6GTI6XTWHCR · pith_short_8: T4FGC6GT

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/T4FGC6GTI6XTWHCRFORSQJN2E2 \
  | 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: 9f0a6178d347af3b1c512ba32825ba2680ecebd04aeba512b43fdf9bb90dd5b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7c75832e3827412da87401fbd86eca10200bc8e416cc1b64f64801d70a61a05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-09-06T04:32:09Z",
    "title_canon_sha256": "633d81840214b3b714c6051537037e583b0e66caf303e6c42895b9093539f95b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01669",
    "kind": "arxiv",
    "version": 2
  }
}