Pith Number

pith:NUUFK2VW

pith:2010:NUUFK2VWQ5GPQYJQBNU5DOJQPK

not attested not anchored not stored refs pending

Efficient Privacy-Preserving Authentication Protocol for Vehicular Communications with Trustworthy

Hu Xiong, Jianbin Hu, Tao Yang, Wei Xin, Zhong Chen

arxiv:1008.5015 v1 · 2010-08-30 · 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{NUUFK2VWQ5GPQYJQBNU5DOJQPK}

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	2026-05-18T04:41:37.321955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d28556ab6874cf861300b69d1b9307a8b0534df4759c8b8d10c9e785aca84b5

Aliases

arxiv: 1008.5015 · arxiv_version: 1008.5015v1 · doi: 10.48550/arxiv.1008.5015 · pith_short_12: NUUFK2VWQ5GP · pith_short_16: NUUFK2VWQ5GPQYJQ · pith_short_8: NUUFK2VW

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/NUUFK2VWQ5GPQYJQBNU5DOJQPK \
  | 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: 6d28556ab6874cf861300b69d1b9307a8b0534df4759c8b8d10c9e785aca84b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f1b072b441eadcfc1fd3c3a0cb146a7de7829c24ddaa33799552e094185eef9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2010-08-30T07:43:39Z",
    "title_canon_sha256": "b131729a6b470f7d64cad45f933f3cd13b128fd5321d2274fafa254b379e0cdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.5015",
    "kind": "arxiv",
    "version": 1
  }
}