Pith Number

pith:XPK7NO4Q

pith:2021:XPK7NO4QXXX5BPS3DY7APGGQFH

not attested not anchored not stored refs pending

An Empirical Study of Rule-Based and Learning-Based Approaches for Static Application Security Testing

Dominic Newlands, M. Ali Babar, Roland Croft, Ziyu Chen

arxiv:2107.01921 v2 · 2021-07-05 · 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{XPK7NO4QXXX5BPS3DY7APGGQFH}

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	2026-07-05T02:58:26.710112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbd5f6bb90bdefd0be5b1e3e0798d029fa0c26b7dbffa2fb7a1017bf63cd108a

Aliases

arxiv: 2107.01921 · arxiv_version: 2107.01921v2 · doi: 10.48550/arxiv.2107.01921 · pith_short_12: XPK7NO4QXXX5 · pith_short_16: XPK7NO4QXXX5BPS3 · pith_short_8: XPK7NO4Q

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/XPK7NO4QXXX5BPS3DY7APGGQFH \
  | 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: bbd5f6bb90bdefd0be5b1e3e0798d029fa0c26b7dbffa2fb7a1017bf63cd108a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8a31125ca05c3b0fa0c4db973d4c0b17d8c2ba4d0bfcec90e9b5fe31595e984",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-07-05T10:32:37Z",
    "title_canon_sha256": "4d4e44e03c3b87b79c6d8db42893372099f2eee11dabd62586e19c7c2d0294d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.01921",
    "kind": "arxiv",
    "version": 2
  }
}