Pith Number

pith:UFXE5M5I

pith:2011:UFXE5M5IWE436KA3MZMP57266U

not attested not anchored not stored refs pending

Analysis and improvement of a strongly secure certificateless key exchange protocol without pairing

Hua Zhang, Jie Zhang, Min Zhang, Qiao-Yan Wen, Zheng-Ping Jin

arxiv:1112.0649 v1 · 2011-12-03 · 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{UFXE5M5IWE436KA3MZMP57266U}

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	2026-05-18T04:07:06.038773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a16e4eb3a8b139bf281b6658feff5ef52f2d20fab1f82e7d3f1bcae4689f9d76

Aliases

arxiv: 1112.0649 · arxiv_version: 1112.0649v1 · doi: 10.48550/arxiv.1112.0649 · pith_short_12: UFXE5M5IWE43 · pith_short_16: UFXE5M5IWE436KA3 · pith_short_8: UFXE5M5I

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/UFXE5M5IWE436KA3MZMP57266U \
  | 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: a16e4eb3a8b139bf281b6658feff5ef52f2d20fab1f82e7d3f1bcae4689f9d76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c77018644dbfdac8a71bb29e5235719986587d6ef3337c19e5e19db424116629",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2011-12-03T12:07:24Z",
    "title_canon_sha256": "c4b3b3077917212234e25fd11b086769d6797e0af29b90db4484ac5e4007eef1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0649",
    "kind": "arxiv",
    "version": 1
  }
}