Pith Number

pith:R3NJLUPB

pith:2011:R3NJLUPB3X3JEMG2SLBG7ZXJZU

not attested not anchored not stored refs pending

A Theoretical Analysis of Authentication, Privacy and Reusability Across Secure Biometric Systems

Prakash Ishwar, Shantanu Rane, Stark C. Draper, Ye Wang

arxiv:1112.5630 v1 · 2011-12-23 · cs.IT · cs.CR · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R3NJLUPB3X3JEMG2SLBG7ZXJZU}

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	2026-05-18T04:05:46.415487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8eda95d1e1ddf69230da92c26fe6e9cd175dc85120657f11e524ad2b0f4f9ad4

Aliases

arxiv: 1112.5630 · arxiv_version: 1112.5630v1 · doi: 10.48550/arxiv.1112.5630 · pith_short_12: R3NJLUPB3X3J · pith_short_16: R3NJLUPB3X3JEMG2 · pith_short_8: R3NJLUPB

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/R3NJLUPB3X3JEMG2SLBG7ZXJZU \
  | 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: 8eda95d1e1ddf69230da92c26fe6e9cd175dc85120657f11e524ad2b0f4f9ad4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "095fbd27612b83744e2686a201e4409ecc88b9ddb695a24bb588180699c790df",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-12-23T18:30:20Z",
    "title_canon_sha256": "87d4dc30eff67ee0f853be91269a6939b9eecb3303c212465fa04d21b8c75378"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5630",
    "kind": "arxiv",
    "version": 1
  }
}