Pith Number

pith:NZMSSV7I

pith:2015:NZMSSV7I45RAMHDK6MTS3ZMHPU

not attested not anchored not stored refs pending

A Decision Support Tool for Assessing the Maturity of Software Product Line Process

Faheem Ahmed, Luiz Fernando Capretz

arxiv:1507.06941 v1 · 2015-07-24 · 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{NZMSSV7I45RAMHDK6MTS3ZMHPU}

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	2026-05-18T01:36:21.619544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e592957e8e762061c6af3272de5877d27f466ac32654843af23099969b28ed6

Aliases

arxiv: 1507.06941 · arxiv_version: 1507.06941v1 · doi: 10.48550/arxiv.1507.06941 · pith_short_12: NZMSSV7I45RA · pith_short_16: NZMSSV7I45RAMHDK · pith_short_8: NZMSSV7I

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/NZMSSV7I45RAMHDK6MTS3ZMHPU \
  | 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: 6e592957e8e762061c6af3272de5877d27f466ac32654843af23099969b28ed6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90ce7404ca1e2259d5768489d78f701a73a42d23945b6240900024ba9ff9386e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-07-24T18:17:46Z",
    "title_canon_sha256": "5075ce374e531ebb553251663c84b08b1ddfbc1666cbbaab046ff9a37414a220"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06941",
    "kind": "arxiv",
    "version": 1
  }
}