Pith Number

pith:LAPZH3RL

pith:2013:LAPZH3RL7MPTEMBXDMZDC2LT5Z

not attested not anchored not stored refs pending

Dynamics of Open-Source Software Developer's Commit Behavior: An Empirical Investigation of Subversion

Yang Wu, Youwei Xu, Yutao ma

arxiv:1309.0897 v2 · 2013-09-04 · 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{LAPZH3RL7MPTEMBXDMZDC2LT5Z}

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	2026-05-18T03:06:21.696787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

581f93ee2bfb1f3230371b32316973ee58614f5c35a71cd1c10c69724ab36a73

Aliases

arxiv: 1309.0897 · arxiv_version: 1309.0897v2 · doi: 10.48550/arxiv.1309.0897 · pith_short_12: LAPZH3RL7MPT · pith_short_16: LAPZH3RL7MPTEMBX · pith_short_8: LAPZH3RL

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/LAPZH3RL7MPTEMBXDMZDC2LT5Z \
  | 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: 581f93ee2bfb1f3230371b32316973ee58614f5c35a71cd1c10c69724ab36a73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04b84d9a291f4c58bf81db17de122d3d2b444515316dab2c2f248b7e892f7c03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2013-09-04T02:14:41Z",
    "title_canon_sha256": "b190095cc1b3992902b186591ec9f221aed9c9942020849929d59dbfced7a154"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0897",
    "kind": "arxiv",
    "version": 2
  }
}