Pith Number

pith:Z4SHHK2U

pith:2015:Z4SHHK2U4GZES3AEH5KYF6YJYF

not attested not anchored not stored refs pending

Towards Enhanced Usability of IT Security Mechanisms - How to Design Usable IT Security Mechanisms Using the Example of Email Encryption

Hans-Joachim Hof

arxiv:1506.06987 v1 · 2015-06-23 · cs.CR · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4SHHK2U4GZES3AEH5KYF6YJYF}

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	2026-05-18T01:40:55.389803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf2473ab54e1b2496c043f5582fb09c159b33daf7118b19cd5c311f4416fe55f

Aliases

arxiv: 1506.06987 · arxiv_version: 1506.06987v1 · doi: 10.48550/arxiv.1506.06987 · pith_short_12: Z4SHHK2U4GZE · pith_short_16: Z4SHHK2U4GZES3AE · pith_short_8: Z4SHHK2U

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/Z4SHHK2U4GZES3AEH5KYF6YJYF \
  | 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: cf2473ab54e1b2496c043f5582fb09c159b33daf7118b19cd5c311f4416fe55f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99a955f85801e158606b2e1ad74a7bf55c8e8d14b8c6eaf6e241df0444d188cd",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-06-23T13:34:36Z",
    "title_canon_sha256": "da3b0c998f5f06364c75d7ee87f0a7599a66093695f4770ec37a4da16f75a610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06987",
    "kind": "arxiv",
    "version": 1
  }
}