Pith Number

pith:SMXLSU4B

pith:2013:SMXLSU4BPSZMVIRDU6H26VTTYU

not attested not anchored not stored refs pending

The BeiHang Keystroke Dynamics Authentication System

Baochang Zhang, Jason Zhao, Jianzhuang Liu, Juan Liu, Linlin Shen

arxiv:1310.4485 v1 · 2013-10-15 · cs.CR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SMXLSU4BPSZMVIRDU6H26VTTYU}

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	2026-05-18T03:10:14.870766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

932eb953817cb2caa223a78faf5673c533fc1e7abaaf8e7e534e009dd427c444

Aliases

arxiv: 1310.4485 · arxiv_version: 1310.4485v1 · doi: 10.48550/arxiv.1310.4485 · pith_short_12: SMXLSU4BPSZM · pith_short_16: SMXLSU4BPSZMVIRD · pith_short_8: SMXLSU4B

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/SMXLSU4BPSZMVIRDU6H26VTTYU \
  | 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: 932eb953817cb2caa223a78faf5673c533fc1e7abaaf8e7e534e009dd427c444

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90e14f1d9ac78e60001c8227834002796a2eaf31720592f375d59d998078d2d2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2013-10-15T12:12:44Z",
    "title_canon_sha256": "1f2b5534c7d4b257884cfc6b2bd5197c29892e5244dcb40deac375d867b45092"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4485",
    "kind": "arxiv",
    "version": 1
  }
}