Pith Number

pith:B7JSM5AT

pith:2025:B7JSM5ATKM5EWEM2M2HGLMFWOH

not attested not anchored not stored refs pending

ActRef: Enhancing the Understanding of Python Code Refactoring with Action-Based Analysis

Siqi Wang, Xing Hu, Xin Xia, Xinyu Wang

arxiv:2505.06553 v1 · 2025-05-10 · 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{B7JSM5ATKM5EWEM2M2HGLMFWOH}

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	2026-07-05T11:01:12.042669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fd3267413533a4b119a668e65b0b671fe0e239e583ce6ff916770bc619e787a

Aliases

arxiv: 2505.06553 · arxiv_version: 2505.06553v1 · doi: 10.48550/arxiv.2505.06553 · pith_short_12: B7JSM5ATKM5E · pith_short_16: B7JSM5ATKM5EWEM2 · pith_short_8: B7JSM5AT

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/B7JSM5ATKM5EWEM2M2HGLMFWOH \
  | 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: 0fd3267413533a4b119a668e65b0b671fe0e239e583ce6ff916770bc619e787a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ad598e661272a40b087516c048dddf1044f2011eafb2db3d479ecd5875ee91f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-05-10T07:48:50Z",
    "title_canon_sha256": "8d5d1d6f5865125bb4ad8070e12303273b3b62f61b42e6c1731dfeb9f1e1743f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.06553",
    "kind": "arxiv",
    "version": 1
  }
}