Pith Number

pith:CUBDKLGD

pith:2015:CUBDKLGDYYSA2BVTXYWHBMKEPU

not attested not anchored not stored refs pending

User-Centric IT Security - How to Design Usable Security Mechanisms

Hans-Joachim Hof

arxiv:1506.07167 v1 · 2015-06-23 · 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{CUBDKLGDYYSA2BVTXYWHBMKEPU}

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	2026-05-18T01:39:54.655244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1502352cc3c6240d06b3be2c70b1447d37709735b79195f481c8ea0b818dd186

Aliases

arxiv: 1506.07167 · arxiv_version: 1506.07167v1 · doi: 10.48550/arxiv.1506.07167 · pith_short_12: CUBDKLGDYYSA · pith_short_16: CUBDKLGDYYSA2BVT · pith_short_8: CUBDKLGD

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/CUBDKLGDYYSA2BVTXYWHBMKEPU \
  | 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: 1502352cc3c6240d06b3be2c70b1447d37709735b79195f481c8ea0b818dd186

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1837d7fbf2910b7319261b0a0552cfe70dac0115062b2a00363e81aa4e5220f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-06-23T13:43:23Z",
    "title_canon_sha256": "e5b25fdb550d98c395a194df26f0995312026a932def1369ae7e8941f9299f0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07167",
    "kind": "arxiv",
    "version": 1
  }
}