Pith Number

pith:UDHHJDP5

pith:2018:UDHHJDP55LLXH4BB3DKDEUAZ64

not attested not anchored not stored refs pending

When Human cognitive modeling meets PINs: User-independent inter-keystroke timing attacks

Bing Chang, Robert H. Deng, Shujun Li, Ximing Liu, Yingjiu Li

arxiv:1810.07665 v1 · 2018-10-17 · cs.CR · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDHHJDP55LLXH4BB3DKDEUAZ64}

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	2026-05-18T00:02:55.431088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0ce748dfdead773f021d8d4325019f71cd35aecb42fbcb59a3e8219988e76fd

Aliases

arxiv: 1810.07665 · arxiv_version: 1810.07665v1 · doi: 10.48550/arxiv.1810.07665 · pith_short_12: UDHHJDP55LLX · pith_short_16: UDHHJDP55LLXH4BB · pith_short_8: UDHHJDP5

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/UDHHJDP55LLXH4BB3DKDEUAZ64 \
  | 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: a0ce748dfdead773f021d8d4325019f71cd35aecb42fbcb59a3e8219988e76fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89cf578f6f8ec3b804fca00a7baecba18ef3d578062547a4a88a282f4b6c71d4",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-10-17T16:54:39Z",
    "title_canon_sha256": "443cefcd20fa0cd86275eb6b7396ba7d0092a909e3198e0ab440658371e85867"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07665",
    "kind": "arxiv",
    "version": 1
  }
}