Pith Number

pith:H7ZQ2PAF

pith:2019:H7ZQ2PAFAAVH2DE5IJK5V5VEJF

not attested not anchored not stored refs pending

A Federated Lightweight Authentication Protocol for the Internet of Things

Antonio M. R. Franco, Fernando A. Teixeira, Jessica C. Carneiro, Leonardo B. Oliveira, Marco A. Henriques, Maria L. B. A. Santos

arxiv:1907.05527 v1 · 2019-07-12 · 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{H7ZQ2PAFAAVH2DE5IJK5V5VEJF}

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	2026-05-17T23:40:48.051359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ff30d3c05002a7d0c9d4255daf6a4497fe0a7c0493c0ec54fc348819464f454

Aliases

arxiv: 1907.05527 · arxiv_version: 1907.05527v1 · doi: 10.48550/arxiv.1907.05527 · pith_short_12: H7ZQ2PAFAAVH · pith_short_16: H7ZQ2PAFAAVH2DE5 · pith_short_8: H7ZQ2PAF

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/H7ZQ2PAFAAVH2DE5IJK5V5VEJF \
  | 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: 3ff30d3c05002a7d0c9d4255daf6a4497fe0a7c0493c0ec54fc348819464f454

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "161ed02969ad90b145ba057cd6126dd274ca9d4a3d770707f134250aeceb4f90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-07-12T00:00:36Z",
    "title_canon_sha256": "ae277b8f8a14c61d5881f6cb60ef0b360490459b6abced08e166d479e31c2f23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05527",
    "kind": "arxiv",
    "version": 1
  }
}