Pith Number

pith:L6NINY4T

pith:2015:L6NINY4T7N4LPBXPGSLDNNIRKO

not attested not anchored not stored refs pending

Cryptanalysis of A Secure Remote User Authentication Scheme Using Smart Cards

Tanmoy Maitra

arxiv:1502.04820 v1 · 2015-02-17 · 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{L6NINY4T7N4LPBXPGSLDNNIRKO}

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	2026-05-18T02:26:53.764387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f9a86e393fb78b786ef349636b51153a5e42acd93071a2ec6466fc338ac8f4c

Aliases

arxiv: 1502.04820 · arxiv_version: 1502.04820v1 · doi: 10.48550/arxiv.1502.04820 · pith_short_12: L6NINY4T7N4L · pith_short_16: L6NINY4T7N4LPBXP · pith_short_8: L6NINY4T

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/L6NINY4T7N4LPBXPGSLDNNIRKO \
  | 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: 5f9a86e393fb78b786ef349636b51153a5e42acd93071a2ec6466fc338ac8f4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d24729920b7e292112ee145266e2c705370e4e0bc723cc3cba83dc84998f5abf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-02-17T07:55:50Z",
    "title_canon_sha256": "654d8cd760e80d7a514ba253b6ff9f01e9161f5ae71559d4a9b7796d17426ebe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04820",
    "kind": "arxiv",
    "version": 1
  }
}